Yosuke Matsusaka Hideki Asoh Futoshi Asano Multi Human Trajectory Estimation Using Stochastic Sampling and Its Application to Meeting Recognition. 5-8 2007 MVA http://b2.cvl.iis.u-tokyo.ac.jp/mva/proceedings/2007CD/papers/01-02.pdf conf/mva/2007 db/conf/mva/mva2007.html#MatsusakaAA07