Fusion2Print: Deep Flash-Non-Flash Fusion for Contactless Fingerprint Matching

ArXi:2601.02318v2 Announce Type: replace Contactless fingerprint recognition offers a hygienic and convenient alternative to contact-based systems, enabling rapid acquisition without latent prints, pressure artifacts, or hygiene risks. However, contactless images often show degraded ridge clarity due to illumination variation, subcutaneous skin discoloration, and specular reflections. Flash captures preserve ridge detail but