Quaternion correlation filters for color face recognition.
Chunyan XieB. V. K. Vijaya KumarPublished in: Security, Steganography, and Watermarking of Multimedia Contents (2005)
Keyphrases
- correlation filters
- face recognition
- shift invariance
- discriminant function
- image recognition
- color images
- color texture
- feature analysis
- pattern recognition
- face images
- robust face recognition
- feature extraction
- signal to noise ratio
- fourier transform
- color space
- low resolution images
- face databases
- local binary pattern
- discriminant analysis
- linear discriminant analysis
- thermal images
- high quality
- face recognition systems
- sparse representation
- signal processing
- object recognition
- data sets