@inproceedings { author={Priorov, Andrey and Tumanov, Kirill and Volokhov, Vladimir}, title = {Image Filtration Based on Principal Component Analysis and Nonlocal Image Processing: Algorithms and Applications}, booktitle = {Proceedings of The 23rd International Conference on Computer Graphics and Vision (GraphiCon'2013)}, month = {sep}, year = {2013}, pages = {79-82} }