An Application of the 2D Gaussian Filter for Enhancing Feature Extraction in Off-line Signature Verification.
Vu NguyenMichael BlumensteinPublished in: ICDAR (2011)
Keyphrases
- gaussian filter
- feature extraction
- edge detection
- scale space
- denoising
- low pass
- frequency domain
- feature detection
- corner detection
- median filter
- critical points
- image processing
- preprocessing
- zero crossing
- feature vectors
- face recognition
- principal component analysis
- pattern recognition
- edge detector
- feature selection
- wavelet transform
- feature space
- multiscale
- feature set
- texture features
- texture analysis
- face images
- object recognition