Shih-chiang Lee Gu-yuan Lin Wan-rong Jih Jane Yung-jen Hsu Appliance Recognition and Unattended Appliance Detection for Energy Conservation. 2010 Plan, Activity, and Intent Recognition http://aaai.org/ocs/index.php/WS/AAAIW10/paper/view/2012 conf/aaai/2010recog db/conf/aaai/recog2010.html#LeeLJH10