Image multi-scale edge detection using 3-D Hidden Markov Model based on the non-decimated wavelet.

Renqi Zhang Wanli Ouyang Wai-kuen Cham

Published 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