Tom Michalsky（IDloop）：3D指纹识别.pdf

1、3D Fingerprint Recognition Dr.Tom MichalskyIFPC20252025,April 2nd23D Fingerprint Recognition OVERVIEWWhy 3D?Inter-and Intraoperabilityvs.contact-based and Smartphone solutionsPerformance Metrics(NFIQ2.2,MCLFIQ,NFRaCT)Current Use Cases3WHY CONTACTLESS 3D SCANNING?Contact-Based IssuesDirty and Scratch

2、ed Surfaces,latent prints/ghost imagesSlow Acquisition(dry skin)UnhygienicandVULNERABLE TO SPOOFING4WHY CONTACTLESS 3D SCANNING?https:/ et al.:NIST Special Publication 500-305,Guidance for Evaluating Contactless Fingerprint Acquisition DevicesContact-basedContactless:ImageImage-EnhancedContactless:S

3、martphone Captures5WHY CONTACTLESS 3D SCANNING?https:/ et al.:NIST Special Publication 500-305,Guidance for Evaluating Contactless Fingerprint Acquisition DevicesContact-basedContactless:ImageImage-EnhancedContactless:Smartphone CapturesScale AmbiguityRidges and Valleys not clearly distinguishable:F

4、alse Minutiae possiblePerspective Distortions2D Imaging ProblemsMotion6WHY CONTACTLESS 3D SCANNING?3D Output10 m depth resolutionNo scale ambiguityNo perspective distortionsNo cleaning or latent printsAll skin colors and finger conditions(dry,wet)3D fake detectionConfidentialPatented technologyTECHN

5、OLOGY73D Scan With Structured LightFor highest quality contactless capturing2D OutputFor compatibility with current biometric standards3D DataFor next level biometric standardsMicron ResolutionConfidentialIDloop CFS flatsPRODUCT8High-secure 4-Finger Scanner(FAP60)Government Standard(500 ppi)FBI PIV

6、certified92D output like contact-based scannersTECHNOLOGYConfidentialInteroperabilityFINGERPRINT QUALITY10contact-basedConfidentialInteroperabilityFINGERPRINT QUALITY11contact-basedCFS:contactlessConfidentialInteroperabilityFINGERPRINT QUALITY12contact-based3D:contactlessComparison*Matching Scale Ma