Feature extraction using discrete cosine transform and discrimination power analysis with a face recognition technology.
Saeed DabbaghchianMasoumeh P. GhaemmaghamiAli AghagolzadehPublished in: Pattern Recognit. (2010)
Keyphrases
- discrete cosine transform
- face recognition
- feature extraction
- power analysis
- image compression
- dct coefficients
- transform domain
- face images
- countermeasures
- dct domain
- linear discriminant analysis
- principal component analysis
- feature vectors
- differential power analysis
- image processing
- filter bank
- smart card
- feature selection
- wavelet transform
- spatial domain
- feature space
- jpeg images
- pattern recognition
- lightweight
- dimensionality reduction
- multiresolution
- high dimensional
- discrete fourier transform
- hartley transform
- information systems