Optimization for the directional filter bank of the nonsubsampled contourlet transform.
Chunman YanBaolong GuoMeng YiPublished in: ICNC (2010)
Keyphrases
- filter bank
- contourlet transform
- subband
- nonsubsampled contourlet transform
- steerable pyramid
- multiscale
- image coding
- multiresolution
- image compression
- bit rate
- wavelet transform
- wavelet packet
- image fusion
- perfect reconstruction
- high frequency
- frequency domain
- wavelet domain
- discrete wavelet transform
- wavelet coefficients
- computationally efficient
- directional information
- feature vectors
- signal processing
- wavelet decomposition
- discrete cosine transform
- infrared
- low frequency
- low pass
- image data
- image classification
- pattern recognition
- feature extraction