Alexei Gritai Yaser Sheikh Mubarak Shah On the use of Anthropometry in the Invariant Analysis of Human Actions. 923-926 2004 ICPR (2) http://csdl.computer.org/comp/proceedings/icpr/2004/2128/02/212820923abs.htm db/conf/icpr/icpr2004-2.html#GritaiSS04