SmudgeSafe: geometric image transformations for smudge-resistant user authentication.
Stefan SchneegassFrank SteimleAndreas BullingFlorian AltAlbrecht SchmidtPublished in: UbiComp (2014)
Keyphrases
- user authentication
- image transformations
- rotation invariant
- image analysis
- security analysis
- image registration
- image matching
- information security
- image features
- object recognition
- input image
- authentication protocol
- keypoints
- biometric systems
- image descriptors
- dictionary learning
- pixel intensities
- smart card
- texture descriptors
- image quality
- multiscale
- d objects
- salient regions
- high resolution