William Perrizo William Jockheck Amal Perera Dongmei Ren Weihua Wu Yi Zhang Multimedia Data Mining Using P-Trees. 100-117 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2797&spage=100 2002 conf/kdd/2002mdm-kdmcd Revised Papers from MDM/KDD and PAKDD/KDMCD db/conf/kdd/mdm-kdmcd2002.html#PerrizoJPRWZ02a