Hitoshi Wakizako Sei-ichiro Kamata Eiji Kawaguchi Range Image Integration Based on 2D Shape Matching. 44-47 1994 MVA http://b2.cvl.iis.u-tokyo.ac.jp/mva/proceedings/CommemorativeDVD/1994/papers/1994044.pdf conf/mva/1994 db/conf/mva/mva1994.html#WakizakoKK94