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  <xs:element id="abr_AllowanceForLossSharingObligationPolicyPolicyTextBlock" abstract="false" name="AllowanceForLossSharingObligationPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_PurchasedFinancialAssetsWithCreditDeteriorationTableTextBlock" abstract="false" name="PurchasedFinancialAssetsWithCreditDeteriorationTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfComponentsOfServicingRevenueNetTableTextBlock" abstract="false" name="ScheduleOfComponentsOfServicingRevenueNetTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfIntangibleAssetsExcludingGoodwillTableTextBlock" abstract="false" name="ScheduleOfIntangibleAssetsExcludingGoodwillTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfDebtInstrumentSeniorUnsecuredNotesTableTextBlock" abstract="false" name="ScheduleOfDebtInstrumentSeniorUnsecuredNotesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfDebtInstrumentCovenantComplianceTableTextBlock" abstract="false" name="ScheduleOfDebtInstrumentCovenantComplianceTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfOvercollateralizationRatioCovenantComplianceTableTextBlock" abstract="false" name="ScheduleOfOvercollateralizationRatioCovenantComplianceTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfComponentsOfFairAndOtherRelevantInformationTableTextBlock" abstract="false" name="ScheduleOfComponentsOfFairAndOtherRelevantInformationTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfUnconsolidatedVariableInterestEntitiesTableTextBlock" abstract="false" name="ScheduleOfUnconsolidatedVariableInterestEntitiesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfOperatingIncomeLossTableTextBlock" abstract="false" name="ScheduleOfOperatingIncomeLossTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_ScheduleOfOriginationDataAndLoansSalesDataBySegmentTableTextBlock" abstract="false" name="ScheduleOfOriginationDataAndLoansSalesDataBySegmentTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_KeyServicingMetricsTableTextBlock" abstract="false" name="KeyServicingMetricsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="abr_SummaryOfSignificantAccountingPoliciesTable" abstract="true" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="abr_FederalNationalMortgageAssociationLoansMember" abstract="true" name="FederalNationalMortgageAssociationLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SummaryOfSignificantAccountingPoliciesLineItems" abstract="true" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="abr_PeriodOfLoansHeldForSaleSold" abstract="false" name="PeriodOfLoansHeldForSaleSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_PercentageOfLossOnUnpaidPrincipleBalance" abstract="false" name="PercentageOfLossOnUnpaidPrincipleBalance" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FundingPercentageOfMortgageDelinquencies" abstract="false" name="FundingPercentageOfMortgageDelinquencies" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_PercentageOfAdditionalLossOnUnpaidPrincipalBalance" abstract="false" name="PercentageOfAdditionalLossOnUnpaidPrincipalBalance" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LossSharingFundingPercentageOfAdvancesUntilFinalSettlement" abstract="false" name="LossSharingFundingPercentageOfAdvancesUntilFinalSettlement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_PeriodOfDebtInstrumentPastDueBecomesDelinquent" abstract="false" name="PeriodOfDebtInstrumentPastDueBecomesDelinquent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivableMeasurementInput" abstract="false" name="ImpairedFinancingReceivableMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="abr_PurchasePriceAllocationValuationPeriodFollowingRealEstatePropertyAcquisition" abstract="false" name="PurchasePriceAllocationValuationPeriodFollowingRealEstatePropertyAcquisition" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_TreasuryFuturesRatePeriod" abstract="false" name="TreasuryFuturesRatePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_MezzanineLoanMember" abstract="true" name="MezzanineLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_PreferredEquityInvestmentsInMortgageLoansMember" abstract="true" name="PreferredEquityInvestmentsInMortgageLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SFRPermanentLoansMember" abstract="true" name="SFRPermanentLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstatePercentage" abstract="false" name="MortgageLoansOnRealEstatePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstateWeightedAverageInterestRate" abstract="false" name="MortgageLoansOnRealEstateWeightedAverageInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstateRemainingMaturityPeriod" abstract="false" name="MortgageLoansOnRealEstateRemainingMaturityPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_FirstDollarLTVRatio" abstract="false" name="FirstDollarLTVRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LastDollarLTVRatio" abstract="false" name="LastDollarLTVRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstateRemainingMaturityPeriodIncludingExtensionOptions" abstract="false" name="MortgageLoansOnRealEstateRemainingMaturityPeriodIncludingExtensionOptions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_NumberOfLoansUnderLoanPortfolio" abstract="false" name="NumberOfLoansUnderLoanPortfolio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FinancingReceivableBeforeAllowanceForCreditLossFundedAndUnfunded" abstract="false" name="FinancingReceivableBeforeAllowanceForCreditLossFundedAndUnfunded" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ExitFeeReceivable" abstract="false" name="ExitFeeReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_LoansAndInvestmentsPortfolioMember" abstract="true" name="LoansAndInvestmentsPortfolioMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_NumberOfUnrelatedBorrowers" abstract="false" name="NumberOfUnrelatedBorrowers" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_ConcentrationRiskThresholdPercentage" abstract="false" name="ConcentrationRiskThresholdPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_PassWatchMember" abstract="true" name="PassWatchMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivableAllowanceForCreditLossWriteoffForeclosedProperty" abstract="false" name="FinancingReceivableAllowanceForCreditLossWriteoffForeclosedProperty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfForeclosedRealEstateProperties" abstract="false" name="NumberOfForeclosedRealEstateProperties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_LoansAndInvestmentsUnfundedCommitments" abstract="false" name="LoansAndInvestmentsUnfundedCommitments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivableFairValueDisclosure" abstract="false" name="ImpairedFinancingReceivableFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivableFirstDollarLtvRatio" abstract="false" name="ImpairedFinancingReceivableFirstDollarLtvRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivableLastDollarLtvRatio" abstract="false" name="ImpairedFinancingReceivableLastDollarLtvRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_NumberOfImpairedLoansByAssetClass" abstract="false" name="NumberOfImpairedLoansByAssetClass" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FinancialAssetGreaterThan60DaysPastDueMember" abstract="true" name="FinancialAssetGreaterThan60DaysPastDueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualRollForward" abstract="true" name="FinancingReceivableNonaccrualRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualLoansProgressedToGreaterThanSixtyDaysPastDueDuringPeriod" abstract="false" name="FinancingReceivableNonaccrualLoansProgressedToGreaterThanSixtyDaysPastDueDuringPeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualLoansModifiedOrPaidOffDuringPeriodAmount" abstract="false" name="FinancingReceivableNonaccrualLoansModifiedOrPaidOffDuringPeriodAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualLoansTransferredToREODuringPeriod" abstract="false" name="FinancingReceivableNonaccrualLoansTransferredToREODuringPeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualIncreaseInAdditionalLoans" abstract="false" name="FinancingReceivableNonaccrualIncreaseInAdditionalLoans" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualNumberOfLoans" abstract="false" name="FinancingReceivableNonaccrualNumberOfLoans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_NumberOfLoansUnpaidPrincipalBalanceAxis" abstract="true" name="NumberOfLoansUnpaidPrincipalBalanceAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="abr_NumberOfLoansUnpaidPrincipalBalanceDomain" abstract="true" name="NumberOfLoansUnpaidPrincipalBalanceDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_EightLoansCollateralizedByLandDevelopmentProjectMember" abstract="true" name="EightLoansCollateralizedByLandDevelopmentProjectMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualNumberOfLoansWithSpecificReserves" abstract="false" name="FinancingReceivableNonaccrualNumberOfLoansWithSpecificReserves" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualLoansWithSpecificReserves" abstract="false" name="FinancingReceivableNonaccrualLoansWithSpecificReserves" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableNonaccrualSpecificReserve" abstract="false" name="FinancingReceivableNonaccrualSpecificReserve" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfLoansSold" abstract="false" name="NumberOfLoansSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivableUnpaidPrincipalBalances" abstract="false" name="ImpairedFinancingReceivableUnpaidPrincipalBalances" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ImpairedEquityInvestment" abstract="false" name="ImpairedEquityInvestment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_SaleOfLoansAndImpairedEquityInvestmentConsideration" abstract="false" name="SaleOfLoansAndImpairedEquityInvestmentConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ProceedsFromSaleOfLoansAndImpairedEquityInvestment" abstract="false" name="ProceedsFromSaleOfLoansAndImpairedEquityInvestment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NoncashSaleOfLoansAndImpairedEquityInvestmentAmountOfConsiderationReceived" abstract="false" name="NoncashSaleOfLoansAndImpairedEquityInvestmentAmountOfConsiderationReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableFixedInterestRate" abstract="false" name="FinancingReceivableFixedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_FinancingReceivablePayRate" abstract="false" name="FinancingReceivablePayRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FinancingReceivableAccrualRate" abstract="false" name="FinancingReceivableAccrualRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_FinancingReceivableAnnualMandatoryPrincipalPaydown" abstract="false" name="FinancingReceivableAnnualMandatoryPrincipalPaydown" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_SaleOfLoansAndImpairedEquityInvestmentTaxDeduction" abstract="false" name="SaleOfLoansAndImpairedEquityInvestmentTaxDeduction" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_SaleOfLoansAndImpairedEquityInvestmentReductionInIncomeTaxExpense" abstract="false" name="SaleOfLoansAndImpairedEquityInvestmentReductionInIncomeTaxExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_PaymentDeferralWithOrWithoutTermExtensionsMember" abstract="true" name="PaymentDeferralWithOrWithoutTermExtensionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ContractualInterestRateReductionWithOrWithoutTermExtensionsMember" abstract="true" name="ContractualInterestRateReductionWithOrWithoutTermExtensionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_OtherLoanRestructuringModificationMember" abstract="true" name="OtherLoanRestructuringModificationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_PaymentDeferralAndPayRateIncreaseFromTimeToTimeMember" abstract="true" name="PaymentDeferralAndPayRateIncreaseFromTimeToTimeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SpecificReserveMember" abstract="true" name="SpecificReserveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_PaymentDeferralWithExtendedMaturityMember" abstract="true" name="PaymentDeferralWithExtendedMaturityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ExtendedMaturity16.7MonthsMember" abstract="true" name="ExtendedMaturity16.7MonthsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ExtendedMaturity22.4MonthsMember" abstract="true" name="ExtendedMaturity22.4MonthsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ExtendedMaturity19.1MonthsMember" abstract="true" name="ExtendedMaturity19.1MonthsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivableModifiedDeferredRate" abstract="false" name="FinancingReceivableModifiedDeferredRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FinancingReceivableModifiedDuringCurrentPeriodWeightedAverageInterestRateAfterModification" abstract="false" name="FinancingReceivableModifiedDuringCurrentPeriodWeightedAverageInterestRateAfterModification" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FinancingReceivableSpecificReserve" abstract="false" name="FinancingReceivableSpecificReserve" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableModifiedMoreThanOnce" abstract="false" name="FinancingReceivableModifiedMoreThanOnce" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableExcludingAccruedInterestAmountModifiedInPeriodPreviouslyModified" abstract="false" name="FinancingReceivableExcludingAccruedInterestAmountModifiedInPeriodPreviouslyModified" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableModifiedDuringCurrentPeriodWeightedAverageInterestRateBeforeModification" abstract="false" name="FinancingReceivableModifiedDuringCurrentPeriodWeightedAverageInterestRateBeforeModification" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FinancingReceivableDeferredRateBeforeModification" abstract="false" name="FinancingReceivableDeferredRateBeforeModification" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_TemporaryInterestRateReliefMember" abstract="true" name="TemporaryInterestRateReliefMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivablePreviouslyModifiedAccruedInterestAmount" abstract="false" name="FinancingReceivablePreviouslyModifiedAccruedInterestAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableModifiedAccruedInterestAccumulatedAmount" abstract="false" name="FinancingReceivableModifiedAccruedInterestAccumulatedAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfFinancingReceivablesModifiedDuringPeriodNotPursuantToContract" abstract="false" name="NumberOfFinancingReceivablesModifiedDuringPeriodNotPursuantToContract" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FinancingReceivableModifiedInPeriodAmountNotPursuantToContract" abstract="false" name="FinancingReceivableModifiedInPeriodAmountNotPursuantToContract" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableModificationsRefinancingAndOrExtensionsMadeConsideredTroubleDebtRestructuringNumberOfLoans" abstract="false" name="FinancingReceivableModificationsRefinancingAndOrExtensionsMadeConsideredTroubleDebtRestructuringNumberOfLoans" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_JoshuaTexasPropertiesMember" abstract="true" name="JoshuaTexasPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SaleOfJoshuaTexasPropertiesMember" abstract="true" name="SaleOfJoshuaTexasPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_HoustonPropertiesMember" abstract="true" name="HoustonPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SaleOfHoustonPropertiesMember" abstract="true" name="SaleOfHoustonPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SanAntonioPropertiesMember" abstract="true" name="SanAntonioPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SaleOfSanAntonioPropertiesMember" abstract="true" name="SaleOfSanAntonioPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AustinPropertiesMember" abstract="true" name="AustinPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SaleOfAustinPropertiesMember" abstract="true" name="SaleOfAustinPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_OrangeParkPropertiesMember" abstract="true" name="OrangeParkPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SaleOfOrangeParkPropertiesMember" abstract="true" name="SaleOfOrangeParkPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivablePeriodAxis" abstract="true" name="FinancingReceivablePeriodAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="abr_FinancingReceivablePeriodDomain" abstract="true" name="FinancingReceivablePeriodDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivablePeriodsOneAndTwoMember" abstract="true" name="FinancingReceivablePeriodsOneAndTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivablePeriodThreeMember" abstract="true" name="FinancingReceivablePeriodThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivablePeriodOneMember" abstract="true" name="FinancingReceivablePeriodOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivablePeriodTwoMember" abstract="true" name="FinancingReceivablePeriodTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivableBasisSpreadOnVariableRate" abstract="false" name="FinancingReceivableBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_FinancingReceivableFloorInterestRate" abstract="false" name="FinancingReceivableFloorInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_NumberOfForeclosedProperties" abstract="false" name="NumberOfForeclosedProperties" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_WacoPropertyMember" abstract="true" name="WacoPropertyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SaleOfWacoPropertyMember" abstract="true" name="SaleOfWacoPropertyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SavannahPropertyMember" abstract="true" name="SavannahPropertyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AWCRealEstateOpportunityPartnersMember" abstract="true" name="AWCRealEstateOpportunityPartnersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_IndependentOwnershipGroupsMember" abstract="true" name="IndependentOwnershipGroupsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FinancingReceivableHoldbackReserves" abstract="false" name="FinancingReceivableHoldbackReserves" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfNewLoansOriginated" abstract="false" name="NumberOfNewLoansOriginated" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FinancingReceivableWeightedAverageFixedInterestRate" abstract="false" name="FinancingReceivableWeightedAverageFixedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FinancingReceivableFixedAccrualRate" abstract="false" name="FinancingReceivableFixedAccrualRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_ProceedsFromSaleOfRealEstateCapitalizedAmount" abstract="false" name="ProceedsFromSaleOfRealEstateCapitalizedAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_RealEstateInvestmentsCommitmentAmount" abstract="false" name="RealEstateInvestmentsCommitmentAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestConversionToCommonEquityInvestment" abstract="false" name="FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestConversionToCommonEquityInvestment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableDeferredBasisSpreadOnVariableRate" abstract="false" name="FinancingReceivableDeferredBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_InterestReserve" abstract="false" name="InterestReserve" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_InterestReserveNumberOfLoans" abstract="false" name="InterestReserveNumberOfLoans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_InterestReserveUnpaidPrincipalBalance" abstract="false" name="InterestReserveUnpaidPrincipalBalance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_PrivateLabelMember" abstract="true" name="PrivateLabelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ProceedsFromSaleOfLoansHeldForSaleExcludingAcquisition" abstract="false" name="ProceedsFromSaleOfLoansHeldForSaleExcludingAcquisition" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_FinancingReceivableRecordedInvestmentsPastDue" abstract="false" name="FinancingReceivableRecordedInvestmentsPastDue" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FederalHousingAdministrationLoansMember" abstract="true" name="FederalHousingAdministrationLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SFRFixedRateMember" abstract="true" name="SFRFixedRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FederalHomeLoanMortgageCorporationLoansMember" abstract="true" name="FederalHomeLoanMortgageCorporationLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FairValueOfFutureMortgageServicingRights" abstract="false" name="FairValueOfFutureMortgageServicingRights" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_UnrealizedImpairmentIncomeLoss" abstract="false" name="UnrealizedImpairmentIncomeLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_LoansReceivableHeldForSaleUnearnedDiscount" abstract="false" name="LoansReceivableHeldForSaleUnearnedDiscount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_PrepaymentFeeIncomeGeneratedByServicingAssetsAmount" abstract="false" name="PrepaymentFeeIncomeGeneratedByServicingAssetsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_AcquiredMember" abstract="true" name="AcquiredMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ServicingAssetAtAmortizedCostWriteDownsAndPayoffs" abstract="false" name="ServicingAssetAtAmortizedCostWriteDownsAndPayoffs" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_BridgeMember" abstract="true" name="BridgeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_OtherStatesMember" abstract="true" name="OtherStatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_MortgageServicingLineItems" abstract="true" name="MortgageServicingLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="abr_PercentageOfUnpaidPrincipalBalance" abstract="false" name="PercentageOfUnpaidPrincipalBalance" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_ConcentrationRiskNumberOfStatesOver4PercentRevenues" abstract="false" name="ConcentrationRiskNumberOfStatesOver4PercentRevenues" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_ContractuallySpecifiedServicingFeesPercentage" abstract="false" name="ContractuallySpecifiedServicingFeesPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_ContractuallySpecifiedServicingFeesAmountGross" abstract="false" name="ContractuallySpecifiedServicingFeesAmountGross" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_InterestEarnedOnEscrows" abstract="false" name="InterestEarnedOnEscrows" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_WriteOffsMortgageServicingRightsMsrs" abstract="false" name="WriteOffsMortgageServicingRightsMsrs" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_APLCertificatesMember" abstract="true" name="APLCertificatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SevenBPieceBondsMember" abstract="true" name="SevenBPieceBondsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AgencyBPieceBondsMember" abstract="true" name="AgencyBPieceBondsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AgencyPrivateLabelCertificatesMember" abstract="true" name="AgencyPrivateLabelCertificatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesFaceValue" abstract="false" name="HeldToMaturitySecuritiesFaceValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesMaturity" abstract="false" name="HeldToMaturitySecuritiesMaturity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_InvestmentWeightedAverageInterestRate" abstract="false" name="InvestmentWeightedAverageInterestRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_WeightedAverageRemainingMaturityPeriod" abstract="false" name="WeightedAverageRemainingMaturityPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesWeightedAverageFixedInterestRate" abstract="false" name="HeldToMaturitySecuritiesWeightedAverageFixedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesRetainedPercentage" abstract="false" name="HeldToMaturitySecuritiesRetainedPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesFaceValueOfSecuritiesPurchased" abstract="false" name="HeldToMaturitySecuritiesFaceValueOfSecuritiesPurchased" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfBPieceBonds" abstract="false" name="NumberOfBPieceBonds" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesDiscountedValueOfSecuritiesPurchased" abstract="false" name="HeldToMaturitySecuritiesDiscountedValueOfSecuritiesPurchased" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_HeldToMaturitySecuritiesSoldPercentage" abstract="false" name="HeldToMaturitySecuritiesSoldPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_InvestmentWeightedAverageEffectiveInterestRate" abstract="false" name="InvestmentWeightedAverageEffectiveInterestRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_DebtSecuritiesHeldToMaturityNonaccrualSpecificAllowances" abstract="false" name="DebtSecuritiesHeldToMaturityNonaccrualSpecificAllowances" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_FifthWallVenturesIiiMember" abstract="true" name="FifthWallVenturesIiiMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AmacHoldingsIiiLlcMember" abstract="true" name="AmacHoldingsIiiLlcMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ARSRDPREFMember" abstract="true" name="ARSRDPREFMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LightstoneValuePlusREITLPMember" abstract="true" name="LightstoneValuePlusREITLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ClarusBerkleyMember" abstract="true" name="ClarusBerkleyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_TheParkAtViaTerrossaMember" abstract="true" name="TheParkAtViaTerrossaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_DocsumoPte.LtdMember" abstract="true" name="DocsumoPte.LtdMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_JTPrimeMember" abstract="true" name="JTPrimeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CypressAtWesleyParkMember" abstract="true" name="CypressAtWesleyParkMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LexfordPortfolioMember" abstract="true" name="LexfordPortfolioMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_EastRiverMember" abstract="true" name="EastRiverMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_ArborResidentialInvestorLLLCMember" abstract="true" name="ArborResidentialInvestorLLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_WestShoreCafeMember" abstract="true" name="WestShoreCafeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AffiliatesDebtInstrumentPrincipalOutstanding" abstract="false" name="AffiliatesDebtInstrumentPrincipalOutstanding" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NewlyFormedEntityMember" abstract="true" name="NewlyFormedEntityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_NorthVermontAvenueMember" abstract="true" name="NorthVermontAvenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AriResidentialMortgageBankingBusinessMember" abstract="true" name="AriResidentialMortgageBankingBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_EquityParticipationInterestMember" abstract="true" name="EquityParticipationInterestMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CapitalPartnerMember" abstract="true" name="CapitalPartnerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_WakefieldInvestmentHoldingLLCMember" abstract="true" name="WakefieldInvestmentHoldingLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_OtherRelatedPartyTransactionsMember" abstract="true" name="OtherRelatedPartyTransactionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_PercentageOfInterestRealEstate" abstract="false" name="PercentageOfInterestRealEstate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_NumberOfInvestments" abstract="false" name="NumberOfInvestments" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_LoanToAffiliateMaximumAmountOfLoan" abstract="false" name="LoanToAffiliateMaximumAmountOfLoan" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_PercentageOfInterestRealEstateGeneralPartnershipInterest" abstract="false" name="PercentageOfInterestRealEstateGeneralPartnershipInterest" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_LoanToAffiliateFundedAmount" abstract="false" name="LoanToAffiliateFundedAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_EquityMethodInvestmentTransactionRelatedExpenses" abstract="false" name="EquityMethodInvestmentTransactionRelatedExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_PaymentsToAcquireEquityMethodInvestmentsByEntityAndIndependentOutsideInvestors" abstract="false" name="PaymentsToAcquireEquityMethodInvestmentsByEntityAndIndependentOutsideInvestors" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_RelatedPartyOwnershipPercentage" abstract="false" name="RelatedPartyOwnershipPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_EquityMethodIndirectOwnershipPercentage" abstract="false" name="EquityMethodIndirectOwnershipPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_AgreementForSaleOfBusinessExpectedSalePrice" abstract="false" name="AgreementForSaleOfBusinessExpectedSalePrice" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_AgreementForSaleOfBusinessExpectedSalePriceInstallmentOne" abstract="false" name="AgreementForSaleOfBusinessExpectedSalePriceInstallmentOne" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_AgreementForSaleOfBusinessExpectedSalePriceInstallmentTwo" abstract="false" name="AgreementForSaleOfBusinessExpectedSalePriceInstallmentTwo" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_AgreementForSaleOfBusinessExpectedSalePriceInstallmentThree" abstract="false" name="AgreementForSaleOfBusinessExpectedSalePriceInstallmentThree" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ProceedsFromSaleOfEquityParticipationInProperty" abstract="false" name="ProceedsFromSaleOfEquityParticipationInProperty" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_RealEstateOwnedLand" abstract="false" name="RealEstateOwnedLand" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_RealEstateOwnedBuildingAndIntangibleAssets" abstract="false" name="RealEstateOwnedBuildingAndIntangibleAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_RealEstateOwnedImpairmentLoss" abstract="false" name="RealEstateOwnedImpairmentLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ForeclosedRealEstateOwnedAssetsMember" abstract="true" name="ForeclosedRealEstateOwnedAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SoldRealEstateOwnedAssetsMember" abstract="true" name="SoldRealEstateOwnedAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_NumberOfForeclosedRealEstatePropertyLoans" abstract="false" name="NumberOfForeclosedRealEstatePropertyLoans" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_ForeclosedPropertiesCarryingValue" abstract="false" name="ForeclosedPropertiesCarryingValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfRealEstatePropertiesSold" abstract="false" name="NumberOfRealEstatePropertiesSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_FinancingReceivableFloatingInterestRateFloor" abstract="false" name="FinancingReceivableFloatingInterestRateFloor" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_FinancingReceivableFloorInterestRateBasisSpreadOnVariableRate" abstract="false" name="FinancingReceivableFloorInterestRateBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_NumberOfNewLoansProvidedSignificantFinancingComponent" abstract="false" name="NumberOfNewLoansProvidedSignificantFinancingComponent" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_GainLossOnSaleOfRealEstateAssets" abstract="false" name="GainLossOnSaleOfRealEstateAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfImpairedProperties" abstract="false" name="NumberOfImpairedProperties" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_MortgageNotesPayableBasisSpreadOnVariableRate" abstract="false" name="MortgageNotesPayableBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_RealEstateOwnedWeightedAverageOccupancyRate" abstract="false" name="RealEstateOwnedWeightedAverageOccupancyRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_NumberOfVacantRealEstateProperties" abstract="false" name="NumberOfVacantRealEstateProperties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_RealEstateInvestmentPropertyDepreciationExpense" abstract="false" name="RealEstateInvestmentPropertyDepreciationExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_BorrowerRelationshipsMember" abstract="true" name="BorrowerRelationshipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FannieMaeDusLicenseMember" abstract="true" name="FannieMaeDusLicenseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FreddieMacProgramPlusLicenseMember" abstract="true" name="FreddieMacProgramPlusLicenseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FhaLicenseMember" abstract="true" name="FhaLicenseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FiniteLivedIntangibleAssetsExcludingServicingContractsMember" abstract="true" name="FiniteLivedIntangibleAssetsExcludingServicingContractsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_JointRepurchaseFacility1.4BillionMember" abstract="true" name="JointRepurchaseFacility1.4BillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility1.22BillionMember" abstract="true" name="RepurchaseFacility1.22BillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_JointRepurchaseFacility1.00BillionMember" abstract="true" name="JointRepurchaseFacility1.00BillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility1BillionMember" abstract="true" name="RepurchaseFacility1BillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility850MillionMember" abstract="true" name="CreditFacility850MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_WarehouseRepurchaseFacility650MillionMember" abstract="true" name="WarehouseRepurchaseFacility650MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility400MillionMember" abstract="true" name="CreditFacility400MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A400MRepurchaseFacilityMember" abstract="true" name="A400MRepurchaseFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility350MillionMember" abstract="true" name="RepurchaseFacility350MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility250MillionMaturity2027Member" abstract="true" name="RepurchaseFacility250MillionMaturity2027Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility250MillionMember" abstract="true" name="RepurchaseFacility250MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility250MillionMember" abstract="true" name="CreditFacility250MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A200MillionRepurchaseFacility1Member" abstract="true" name="A200MillionRepurchaseFacility1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LoanSpecificCreditFacilities64MillionMember" abstract="true" name="LoanSpecificCreditFacilities64MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility40MillionMember" abstract="true" name="CreditFacility40MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_A750MASAPAgreementMember" abstract="true" name="A750MASAPAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_WarehouseRepurchaseFacility500MillionMember" abstract="true" name="WarehouseRepurchaseFacility500MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A200MCreditFacilityMember" abstract="true" name="A200MCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility200Million2Member" abstract="true" name="CreditFacility200Million2Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_JointRepurchaseFacility100MillionMember" abstract="true" name="JointRepurchaseFacility100MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A50MCreditFacilityMember" abstract="true" name="A50MCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_BTRCollateralizedLoanObligation1Member" abstract="true" name="BTRCollateralizedLoanObligation1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_StructuredTransactionBusinessSegmentMember" abstract="true" name="StructuredTransactionBusinessSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_AgencyBusinessSegmentMember" abstract="true" name="AgencyBusinessSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SecuredDebtRepurchaseAgreementsAndWarehouseAgreementBorrowingsPrincipalAmount" abstract="false" name="SecuredDebtRepurchaseAgreementsAndWarehouseAgreementBorrowingsPrincipalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_CollateralCarryingValue" abstract="false" name="CollateralCarryingValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_RepaymentAmountOfOutstandingPrincipalAmountOfDebt" abstract="false" name="RepaymentAmountOfOutstandingPrincipalAmountOfDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_JointRepurchaseFacilityMember" abstract="true" name="JointRepurchaseFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility1.22BillionOveradvanceMember" abstract="true" name="RepurchaseFacility1.22BillionOveradvanceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility1BillionDelinquentLoansMember" abstract="true" name="RepurchaseFacility1BillionDelinquentLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility600MillionPerformingLoansMember" abstract="true" name="CreditFacility600MillionPerformingLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacility250MillionNonperformingLoansMember" abstract="true" name="CreditFacility250MillionNonperformingLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LoansTransferredFromTerminatedFacilityMember" abstract="true" name="LoansTransferredFromTerminatedFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_RepurchaseFacility650MillionMember" abstract="true" name="RepurchaseFacility650MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LoanSpecificCreditFacilities143MillionMember" abstract="true" name="LoanSpecificCreditFacilities143MillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A40MCreditFacilityMember" abstract="true" name="A40MCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A35MWorkingCapitalFacilityMember" abstract="true" name="A35MWorkingCapitalFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_QSeriesSecuritizationMember" abstract="true" name="QSeriesSecuritizationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A500MJointRepurchaseFacilityMember" abstract="true" name="A500MJointRepurchaseFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_Additional200MillionCreditFacilityMember" abstract="true" name="Additional200MillionCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CreditFacilitySeventyFiveMillionMember" abstract="true" name="CreditFacilitySeventyFiveMillionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_DebtInstrumentRateChangeEffectivePeriodAxis" abstract="true" name="DebtInstrumentRateChangeEffectivePeriodAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="abr_DebtInstrumentRateChangeEffectivePeriodDomain" abstract="true" name="DebtInstrumentRateChangeEffectivePeriodDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_March2026Member" abstract="true" name="March2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_DebtInstrumentMaturityDateLengthOfExtensionPeriod" abstract="false" name="DebtInstrumentMaturityDateLengthOfExtensionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_LineOfCreditFacilityAdditionalBorrowingCapacity" abstract="false" name="LineOfCreditFacilityAdditionalBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_DebtInstrumentAdvanceRate" abstract="false" name="DebtInstrumentAdvanceRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_DebtWeightedAverageInterestRateIncludingFeesAndCosts" abstract="false" name="DebtWeightedAverageInterestRateIncludingFeesAndCosts" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LeverageCapitalToLoanAndInvestmentPortfolio" abstract="false" name="LeverageCapitalToLoanAndInvestmentPortfolio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LineOfCreditFacilityReinvestmentPeriod" abstract="false" name="LineOfCreditFacilityReinvestmentPeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_LineOfCreditFacilityNonRecoursePercentage" abstract="false" name="LineOfCreditFacilityNonRecoursePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_LineOfCreditFacilityAdvanceRate" abstract="false" name="LineOfCreditFacilityAdvanceRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_DebtInstrumentPeriodForLoansDelinquentOver60DaysToRemainInFacility" abstract="false" name="DebtInstrumentPeriodForLoansDelinquentOver60DaysToRemainInFacility" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_DebtInstrumentPercentOfOutstandingFacilityBalanceDelinquentLoans" abstract="false" name="DebtInstrumentPercentOfOutstandingFacilityBalanceDelinquentLoans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LineOfCreditFacilityRepurchasePeriod" abstract="false" name="LineOfCreditFacilityRepurchasePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_LoansReceivableFloorInterestRate" abstract="false" name="LoansReceivableFloorInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LineOfCreditFacilityLoansTransferredFromTerminatedFacility" abstract="false" name="LineOfCreditFacilityLoansTransferredFromTerminatedFacility" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_WeightedAverageLoanSpread" abstract="false" name="WeightedAverageLoanSpread" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="abr_LineOfCreditFacilityAccordionFeature" abstract="false" name="LineOfCreditFacilityAccordionFeature" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_DebtInstrumentExtensionTerm" abstract="false" name="DebtInstrumentExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_DebtInstrumentFloorRate" abstract="false" name="DebtInstrumentFloorRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_DebtInstrumentReducedBasisSpreadOnVariableRate" abstract="false" name="DebtInstrumentReducedBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_LineOfCreditFacilitySublimitForPrincipalAndInterestAdvances" abstract="false" name="LineOfCreditFacilitySublimitForPrincipalAndInterestAdvances" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_LineOfCreditFacilityCommitmentAmount" abstract="false" name="LineOfCreditFacilityCommitmentAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_CollateralizedLoanObligationsTwentyMember" abstract="true" name="CollateralizedLoanObligationsTwentyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLO19Member" abstract="true" name="CLO19Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLO18Member" abstract="true" name="CLO18Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLO17Member" abstract="true" name="CLO17Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLO16Member" abstract="true" name="CLO16Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLO14Member" abstract="true" name="CLO14Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CollateralSecuritizeDebtMember" abstract="true" name="CollateralSecuritizeDebtMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLOVIIMember" abstract="true" name="CLOVIIMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstatePrincipalAmountOfMortgages" abstract="false" name="MortgageLoansOnRealEstatePrincipalAmountOfMortgages" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstateCarryingValue" abstract="false" name="MortgageLoansOnRealEstateCarryingValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfLoansUnderSpecifiedLoanPortfolio" abstract="false" name="NumberOfLoansUnderSpecifiedLoanPortfolio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_CollateralizedLoanObligationCollateralAtRisk" abstract="false" name="CollateralizedLoanObligationCollateralAtRisk" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ProceedsFromIssuanceOfCollateralizedLoanObligationsForAcquiringAdditionalLoan" abstract="false" name="ProceedsFromIssuanceOfCollateralizedLoanObligationsForAcquiringAdditionalLoan" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_CLO14And19Member" abstract="true" name="CLO14And19Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CLO15Member" abstract="true" name="CLO15Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SubordinateCertificatesMember" abstract="true" name="SubordinateCertificatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_CollateralizedLoanObligationsFourteenSixteenAndNineteenMember" abstract="true" name="CollateralizedLoanObligationsFourteenSixteenAndNineteenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_NumberOfTranchesIssued" abstract="false" name="NumberOfTranchesIssued" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_CollateralizedSecuritizationVehicleTranchesFaceAmount" abstract="false" name="CollateralizedSecuritizationVehicleTranchesFaceAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_DebtInstrumentFinancingReplacementPeriod" abstract="false" name="DebtInstrumentFinancingReplacementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_MaximumPeriodForAcquiringAdditionalLoanObligations" abstract="false" name="MaximumPeriodForAcquiringAdditionalLoanObligations" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_CollateralizedSecuritizationVehicleLeveragePercentage" abstract="false" name="CollateralizedSecuritizationVehicleLeveragePercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_CollateralizedLoanObligationReplacementPeriod" abstract="false" name="CollateralizedLoanObligationReplacementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_CollateralizedSecuritizationVehicleLeveragePercentageFinancedPortionOfRetainedInvestmentGradeNotesFactored" abstract="false" name="CollateralizedSecuritizationVehicleLeveragePercentageFinancedPortionOfRetainedInvestmentGradeNotesFactored" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="abr_NumberOfNewlyFormedWhollyOwnedSubsidiaries" abstract="false" name="NumberOfNewlyFormedWhollyOwnedSubsidiaries" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_CollateralizedLoanObligation" abstract="false" name="CollateralizedLoanObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ResidualInterestOfCollateralizedSecuritizationVehicleNotionalAmount" abstract="false" name="ResidualInterestOfCollateralizedSecuritizationVehicleNotionalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfFloatingRateLoansSold" abstract="false" name="NumberOfFloatingRateLoansSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_SecuredFloatingRateNotesNotionalAmount" abstract="false" name="SecuredFloatingRateNotesNotionalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_NumberOfMortgagePropertiesQualifiedForLien" abstract="false" name="NumberOfMortgagePropertiesQualifiedForLien" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_DebtWeightedAverageInterestRateExcludingFeesAndCosts" abstract="false" name="DebtWeightedAverageInterestRateExcludingFeesAndCosts" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="abr_SeniorUnsecuredNotes7.875PercentMember" abstract="true" name="SeniorUnsecuredNotes7.875PercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_SeniorUnsecuredNotesOne5.00Member" abstract="true" name="SeniorUnsecuredNotesOne5.00Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotes4.50Member" abstract="true" name="SeniorUnsecuredNotes4.50Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotes5.00Member" abstract="true" name="SeniorUnsecuredNotes5.00Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotes4.50PercentMember" abstract="true" name="SeniorUnsecuredNotes4.50PercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotesOne7.75Member" abstract="true" name="SeniorUnsecuredNotesOne7.75Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LuxembourgDebtFundMember" abstract="true" name="LuxembourgDebtFundMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotesExcluding7.875PercentNoteMember" abstract="true" name="SeniorUnsecuredNotesExcluding7.875PercentNoteMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A8.50SeniorUnsecuredNotesDueDecember2028Member" abstract="true" name="A8.50SeniorUnsecuredNotesDueDecember2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotes7.5PercentMember" abstract="true" name="SeniorUnsecuredNotes7.5PercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_A7.875SeniorUnsecuredNotesDue2030Member" abstract="true" name="A7.875SeniorUnsecuredNotesDue2030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNotes9.00PercentMember" abstract="true" name="SeniorUnsecuredNotes9.00PercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_SeniorUnsecuredNote4.75AndNote5.75AndNote5.625Member" abstract="true" name="SeniorUnsecuredNote4.75AndNote5.75AndNote5.625Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_A475ConvertibleNotesMember" abstract="true" name="A475ConvertibleNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_AmountUtilizedFromProceedsOfIssuanceOfUnsecuredNote" abstract="false" name="AmountUtilizedFromProceedsOfIssuanceOfUnsecuredNote" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_DebtInstrumentCovenantsAmountPayableOnDefaultOfSeniorDebt" abstract="false" name="DebtInstrumentCovenantsAmountPayableOnDefaultOfSeniorDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_LossContingencyAccrualRecoveriesChargeOffsNet" abstract="false" name="LossContingencyAccrualRecoveriesChargeOffsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_GuaranteeObligationsIncludedInAllowanceForLossSharingObligations" abstract="false" name="GuaranteeObligationsIncludedInAllowanceForLossSharingObligations" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_AdvancesOnPrincipalAndInterestPayments" abstract="false" name="AdvancesOnPrincipalAndInterestPayments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_ImpactOfAdoptingCurrentExpectedCreditLosses" abstract="false" name="ImpactOfAdoptingCurrentExpectedCreditLosses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_DerivativeSwapDefaultCredit" abstract="false" name="DerivativeSwapDefaultCredit" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="abr_ForwardSaleCommitmentsMember" abstract="true" name="ForwardSaleCommitmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_LoansHeldForSaleReceivableGrossCommercialRealEstate" abstract="false" name="LoansHeldForSaleReceivableGrossCommercialRealEstate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_CapitalizedMortgageServicingRightsFairValue" abstract="false" name="CapitalizedMortgageServicingRightsFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_MortgageNotePayableRealEstateOwnedPrincipalAmount" abstract="false" name="MortgageNotePayableRealEstateOwnedPrincipalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivableWithRelatedAllowanceNumberOfLoans" abstract="false" name="ImpairedFinancingReceivableWithRelatedAllowanceNumberOfLoans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_ImpairedFinancingReceivablesCarryingAmount" abstract="false" name="ImpairedFinancingReceivablesCarryingAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ImpairmentLossOnImpairedLoansHeldForSale" abstract="false" name="ImpairmentLossOnImpairedLoansHeldForSale" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ImpairmentLossWithRelatedAllowanceNumberOfLoans" abstract="false" name="ImpairmentLossWithRelatedAllowanceNumberOfLoans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="abr_UnrealizedImpairmentLossesBeforeCarryingValue" abstract="false" name="UnrealizedImpairmentLossesBeforeCarryingValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_ValuationTechniquePriceQuotesModelMember" abstract="true" name="ValuationTechniquePriceQuotesModelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsRealized" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsRealized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_LoansHeldForSaleNetMember" abstract="true" name="LoansHeldForSaleNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="abr_UnrealizedImpairmentLosses" abstract="false" name="UnrealizedImpairmentLosses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_CapitalizedMortgageServicingRightsNet" abstract="false" name="CapitalizedMortgageServicingRightsNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_MinimumLiquidAssetsRequiredToMeetOperationalLiquidityRequirements" abstract="false" name="MinimumLiquidAssetsRequiredToMeetOperationalLiquidityRequirements" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_PeriodForFundingCollateralRequirement" abstract="false" name="PeriodForFundingCollateralRequirement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
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  <xs:element id="abr_CollateralCashRequiredPerSecuritization" abstract="false" name="CollateralCashRequiredPerSecuritization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="abr_PreferredStockDividendPaymentRateBasisSpreadOnVariableRate" abstract="false" name="PreferredStockDividendPaymentRateBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="abr_AtMarketMember" abstract="true" name="AtMarketMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="abr_SaleOfStockNumberOfSharesAvailableForSale" abstract="false" name="SaleOfStockNumberOfSharesAvailableForSale" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="abr_NumberOfPreferredStockSharesPairedWithEachOperatingPartnershipUnit" abstract="false" name="NumberOfPreferredStockSharesPairedWithEachOperatingPartnershipUnit" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
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  <xs:element id="abr_OperatingPartnershipUnitsUnitsOutstanding" abstract="false" name="OperatingPartnershipUnitsUnitsOutstanding" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="abr_PercentageOfVotingPower" abstract="false" name="PercentageOfVotingPower" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="abr_MortgageLoansOnRealEstateUnearnedRevenueAndCosts" abstract="false" name="MortgageLoansOnRealEstateUnearnedRevenueAndCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_SecSchedule1229RealEstateCompaniesInvestmentInMortgageLoansOnRealEstateReclassificationToRealEstateOwned" abstract="false" name="SecSchedule1229RealEstateCompaniesInvestmentInMortgageLoansOnRealEstateReclassificationToRealEstateOwned" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="abr_MortgageLoansOnRealEstateUseOfLoanChargeOffs" abstract="false" name="MortgageLoansOnRealEstateUseOfLoanChargeOffs" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
