Cunhua Li Zhihui Sun Yuqing Song DENCLUE-M: Boosting DENCLUE Algorithm by Mean Approximation on Grids. 202-213 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2762&spage=202 2003 conf/waim/2003 WAIM db/conf/waim/waim2003.html#LiSS03