An edge detection scheme based on least squares support vector machine in a contourlet HMT domain.
Gh. S. El-tawelAshraf K. HelmyPublished in: Appl. Soft Comput. (2015)
Keyphrases
- detection scheme
- least squares support vector machine
- noisy images
- contourlet domain
- wavelet domain
- image denoising
- digital images
- edge detection
- ls svm
- sar images
- denoising
- subband
- contourlet transform
- fusion model
- wavelet transform
- wavelet coefficients
- human visual system
- multiresolution
- discrete wavelet transform
- image processing
- multiscale
- noise level
- support vector machine
- edge detector
- computer vision
- fuzzy sets
- least squares