Online Signature Verification Based on Dynamic Feature Segmentation and 3-Step Matching.
Heeyong KwonE. Y. HaH. Y. HwangPublished in: IDEAL (2003)
Keyphrases
- preprocessing step
- image segmentation
- matching algorithm
- multiscale
- segmentation errors
- dynamic environments
- occlusion detection
- medical images
- level set
- segmentation method
- feature descriptors
- color and texture information
- matching procedure
- energy function
- feature vectors
- graph matching
- image regions
- affine invariant
- textural features
- graph cuts
- preprocessing stage
- feature points
- markov random field