Keyphrases
- recognition algorithm
- denoising
- source separation
- independent component analysis
- signal processing
- wavelet packet
- frequency domain
- high frequency
- denoising methods
- filter bank
- independent components
- image denoising
- wavelet based denoising
- image processing
- spectrum analysis
- total variation
- recognition process
- noisy images
- wavelet domain
- face databases
- iris recognition
- hard thresholding
- palmprint
- natural images
- gaussian noise
- computer vision
- face recognition
- palmprint recognition
- feature extraction
- denoising algorithm
- principal component analysis
- traffic signs
- single channel
- blind source separation
- occlusion detection
- transform domain
- image features
- kinect sensor
- subband
- spatial domain