Facial emotion recognition using subband selective multilevel stationary wavelet gradient transform and fuzzy support vector machine.
R. Jeen Retna KumarM. SundaramN. ArumugamPublished in: Vis. Comput. (2021)
Keyphrases
- subband
- adaptive wavelet
- fuzzy support vector machine
- subband decomposition
- facial expressions
- wavelet transform
- wavelet coefficients
- filter bank
- wavelet decomposition
- image compression
- transform coefficients
- multiresolution
- wavelet domain
- coding gain
- image coding
- low pass
- frequency domain
- wavelet coding
- perfect reconstruction
- high pass
- contourlet transform
- high frequency
- transform coding
- bit rate
- subband coding
- energy compaction
- feature vectors
- image coder
- non stationary
- wavelet basis
- discrete wavelet transform
- wavelet packet
- low frequency
- facial images
- frequency band
- wavelet subbands
- translation invariant
- wavelet image coding
- wavelet filters
- face recognition
- wavelet transform coefficients
- wavelet packet transform
- multiscale decomposition
- shift invariant
- edge detection
- multiscale
- bit plane
- image denoising
- wavelet bases
- lifting scheme
- reconstructed image
- spatial domain
- compactly supported
- bitstream