ISO IEC 25447 更少约束人脸捕捉.pdf

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1、CONFIDENTIAL PROPRIETARY SECURE IDENTITY,LLC 2024 1ISO/IEC 25447Less constrained face captureAPRIL 1 2025Udo MahlmeisterDirector Applied ResearchIFPC 2025CONFIDENTIAL PROPRIETARY SECURE IDENTITY,LLC 2024 2ISO/IEC 25447Face image profile for less constrained capture conditions WD2expected publication

2、 end of 2026to be folded into Annex D of ISO/IEC 397945 after its adoption by ICAOEditor/Co-editors:Contributors from CN,DE,AU,GB,FR,JPUdo Mahlmeister USAndreas Wolf DEBill Perry AUMichael Matheson AULi Wei CNAmbika Suman GBOlaf Henninger DEMasahiro Hayashitani JPPierre Gacon FRJames Wayman GBothers

3、youCONFIDENTIAL PROPRIETARY SECURE IDENTITY,LLC 2024 3CONFIDENTIAL PROPRIETARY|SECURE IDENTITY,LLC 2023 3OverviewISO/IEC 25447 Less constrained capture conditionsLess constrained than what?Which requirements will be more relaxed?Why?When to use this profileCONFIDENTIAL PROPRIETARY SECURE IDENTITY,LL

4、C 2024 4CONFIDENTIAL PROPRIETARY|SECURE IDENTITY,LLC 2023 4Less Constrained Than What?ISO/IEC 25447 Less constrained capture conditionsAnnex D Application profilesAnnex D.1 Reference face image for MRTDs(to be adopted by ICAOAnnex D.2 General Purpose Face ImageAnnex D.3 3D Texture Face ImageISO/IEC

5、3979452019Extensible biometric data interchange formatsPart 5 Face image dataCONFIDENTIAL PROPRIETARY SECURE IDENTITY,LLC 2024 5CONFIDENTIAL PROPRIETARY|SECURE IDENTITY,LLC 2023 5Less Constrained Than What?ISO/IEC 25447 Less constrained capture conditionsAnnex D.2 General Purpose Face Image1.JPEG ba

6、seline,JPEG2000 Part-1,mild compression or PNG(shall)2.Head pose:pitch5,yaw5,roll8(shall),pitch,yaw,roll 5(should)3.Illumination even,ratio between two patches shall be btw.0.5 and 2.0(shall)4.Hot spots and reflections on glasses absent,illumination diffuse or balanced(shall)5.Contrast:texture of fa