Cloud-assisted individual l1-pca face recognition using wavelet-domain compressed images.
Federica MaritatoYing LiuStefania ColonneseDimitris A. PadosPublished in: EUVIP (2016)
Keyphrases
- wavelet domain
- compressed images
- spatial domain
- visual quality
- denoising
- image compression
- human visual system
- wavelet coefficients
- wavelet transform
- dct domain
- multiscale
- principal component analysis
- face images
- high frequency
- image denoising
- multiresolution
- subband
- spatially adaptive
- discrete wavelet transform
- bitstream
- reconstructed image
- frequency domain
- image quality measures
- image processing
- transform domain
- watermarking algorithm
- compression ratio
- dimensionality reduction
- compression algorithm
- facial expressions
- discrete cosine transform
- compressed domain
- denoising algorithm
- feature extraction
- quality assessment
- video content
- peak signal to noise ratio
- motion estimation
- face recognition
- feature selection