Robust multi-scale orientation estimation: Directional filter bank based approach.
Mohammad Asmat Ullah KhanKhalil UllahAsif KhanIhtesham Ul IslamPublished in: Appl. Math. Comput. (2014)
Keyphrases
- filter bank
- orientation estimation
- multiscale
- subband
- computationally efficient
- wavelet packet
- natural images
- scale space
- wavelet transform
- rotation invariant
- wavelet decomposition
- signal processing
- image processing
- gaussian derivatives
- edge detection
- low pass
- structure tensor
- frequency domain
- multiresolution
- radon transform
- directional information
- wavelet coefficients
- reconstruction error
- wavelet domain
- image segmentation