Astroid shaped DCT feature extraction for enhanced face recognition.
R. DivyaAnwesha RathS. RamachandranK. ManikantanPublished in: CUBE (2012)
Keyphrases
- face recognition
- feature extraction
- discriminant analysis
- face images
- linear discriminant analysis
- recognition rate
- principal component analysis
- local binary pattern
- frequency domain
- gabor features
- human faces
- discrete cosine transform
- facial images
- gabor wavelets
- sparse representation
- facial expressions
- pattern classification
- fisher linear discriminant
- face databases
- computer vision
- feature representation
- discriminant embedding
- image compression
- image classification
- wavelet transform
- appearance based face recognition
- preprocessing
- pattern recognition
- principle component analysis
- feature vectors
- dct coefficients
- feature selection
- face verification
- spatial domain
- face detection
- low bit rate
- transform domain
- gabor filters
- face recognition algorithms
- feature extraction and classification
- facial features
- independent components analysis
- feature space