Image blockiness evaluation based on Sobel operator.

Cristian Perra Francesco Massidda Daniele D. Giusto

Published in: ICIP (1) (2005)

Keyphrases

sobel operator
edge detection
image data
input image
single image
multiscale
image features
high resolution
image analysis
segmentation method
image regions
test images
edge map
markov random field
image structure
contrast enhancement
image segmentation