An efficient hybrid DWT-fuzzy filter in DCT domain based illumination normalization for face recognition.
Virendra P. VishwakarmaTripti GoelPublished in: Multim. Tools Appl. (2019)
Keyphrases
- illumination normalization
- dct domain
- face recognition
- robust face recognition
- histogram matching
- low frequency
- discrete cosine transform
- face images
- dct coefficients
- local binary pattern
- high frequency
- post processing
- transform domain
- spatial domain
- discrete wavelet transform
- illumination variations
- intrinsic images
- face recognition systems
- compressed domain
- human visual system
- correlation filters
- jpeg compression
- digital video
- feature analysis
- wavelet domain
- wavelet transform
- feature extraction
- image compression
- image processing
- multiresolution
- computer vision
- noise reduction
- visual quality
- frequency domain
- subband
- preprocessing
- motion estimation
- gabor features
- multiscale
- facial expressions