FV-DDC: A novel finger-vein recognition model with deformation detection and correction

Hengyi Ren, Lijuan Sun, Jinting Ren, Ying Cao

Abstract: Highlights•Lightweight module corrects finger deformations via matrix transformations.•Algorithm autonomously learns and corrects image deformations for better accuracy.•No complex preprocessing; raw finger vein images directly used for recognition.•Achieves strong performance on small-scale datasets with automatic augmentation.