Title :
Blind restoration of blurred and noisy images
Author :
Moayeri, Nader ; Konstantinides, Konstantinos
Author_Institution :
Hewlett-Packard Co., Palo Alto, CA, USA
Abstract :
This paper presents a technique for deblurring noisy images. It includes two processing blocks, one for denoising and another for blind image restoration. The denoising step is based on the theories of singular value decomposition and compression-based filtering. The deblurring step is based on a double-regularization technique. Experimental results show that the combination of these techniques is quite effective in restoring severely blurred and noise-corrupted images, without prior knowledge of either the noise or image characteristics
Keywords :
filtering theory; image restoration; noise; singular value decomposition; blind image restoration; blurred images; compression based filtering; denoising; double regularization technique; experimental results; image characteristics; image deblurring; noise characteristics; noisy images; processing block; singular value decomposition; Additive noise; Bandwidth; Degradation; Filtering theory; Image coding; Image restoration; Laboratories; Noise reduction; Signal restoration; Singular value decomposition;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 1997. ICASSP-97., 1997 IEEE International Conference on
Conference_Location :
Munich
Print_ISBN :
0-8186-7919-0
DOI :
10.1109/ICASSP.1997.595314