@ARTICLE{XLND:2011:FENPM, 
author={Chunxia Xiao and Meng Liu and Nie Yongwei and Zhao Dong}, 
journal={IEEE Trans. Vis. Comput. Graph.}, 
title={Fast Exact Nearest Patch Matching for Patch-Based Image Editing and Processing}, 
year={2011}, 
month={Aug.}, 
volume={17}, 
number={8}, 
pages={1122--1134}, 
}