Tatsuya Yamazaki Kentaro Kayama Seiji Igi Detection of People and Tracking Test Bed Using Multiple Sensors. 135-140 2007 conf/mue/2007 MUE http://doi.ieeecomputersociety.org/10.1109/MUE.2007.119 db/conf/mue/mue2007.html#YamazakiKI07