Patrick Sturm Lutz Priese 3D-Color-Structure-Code - A Hierarchical Region Growing Method for Segmentation of 3D-Images. 603-608 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2749&spage=603 2003 conf/scia/2003 SCIA db/conf/scia/scia2003.html#SturmP03