Joint blind separation and restoration of mixed degraded images for document analysis.

Anna Tonazzini Ivan Gerace Francesco Cricco

Published in: ICIP (2004)

Keyphrases

degraded images
document analysis
blind separation
image restoration
blind source separation
super resolution
image analysis

character recognition
document images
wiener filter
noisy images
blurred images
independent component analysis
image processing

total variation
natural language processing
neural network
noise level
edge information
image deblurring
image segmentation

information retrieval
image classification
probabilistic model
input image
linear combination
markov random field