Phongsuphap Sukanya Ryo Takamatsu Makoto Sato Texture Classification Based on Topographic Image Structure. 305-308 1996 MVA http://b2.cvl.iis.u-tokyo.ac.jp/mva/proceedings/CommemorativeDVD/1996/papers/1996305.pdf conf/mva/1996 db/conf/mva/mva1996.html#SukanyaTS96