Keyphrases
- multiscale
- multiscale segmentation
- scale space
- edge detection
- wavelet transform
- coarse scale
- natural images
- geometric information
- wavelet decomposition
- affine invariant
- multiresolution
- image processing
- filter bank
- geometric structure
- image segmentation
- contourlet transform
- object recognition
- real time
- image representation
- wavelet domain
- feature extraction
- single scale
- neural network
- multiscale representation
- data sets