Image multi-scale edge detection using 3-D Hidden Markov Model based on the non-decimated wavelet.
Renqi ZhangWanli OuyangWai-kuen ChamPublished in: ICIP (2009)
Keyphrases
- multiscale
- edge detection
- wavelet decomposition
- wavelet transform
- filter bank
- image segmentation
- image representation
- image edges
- noisy images
- scale space
- coarse to fine
- image processing
- image enhancement
- edge detector
- multiple scales
- natural images
- wavelet coefficients
- wavelet domain
- input image
- edge map
- image filtering
- image content
- image retrieval
- noise reduction
- edge detection algorithm
- sobel operator
- blur estimation
- single scale
- image classification
- image features
- image data
- high resolution
- scale invariant
- signal to noise ratio
- noise estimation
- feature detection
- single image
- wavelet transformation
- transformed image
- image sequences