@ARTICLE{Perreault07, 
 title={Median Filtering in Constant Time}, 
 author={Perreault, S. and Hebert, P.}, 
 journal={Image Processing, IEEE Transactions on}, 
 year={2007}, 
 month={Sept. }, 
 volume={16}, 
 number={9}, 
 pages={2389-2394}, 
 keywords={computational complexity, filtering theory, image processing, median filtersalgorithmic runtime complexity, filter kernel radius, image processing, median filtering algorithm}, 
 doi={10.1109/TIP.2007.902329}, 
 ISSN={1057-7149}, }