Kazutaka Yasuda Takeshi Naemura Hiroshi Harashima Thermo-Key: Human Region Segmentation from Video. 26-30 2004 24 IEEE Computer Graphics and Applications 1 http://csdl.computer.org/comp/mags/cg/2004/01/g1026abs.htm db/journals/cga/cga24.html#YasudaNH04