HHMM Based Recognition of Human Activity Motion Trajectories in Image Sequences. - Daiki Kawanaka; Shun Ushida; Takayuki Okatani; Koichiro Deguchi (MVA, 2005)

HHMM Based Recognition of Human Activity. - Daiki Kawanaka; Takayuki Okatani; Koichiro Deguchi (IEICE Trans. Inf. Syst., 2006)