mdog - make DOG image by Joel D. Miller, 10/6/05 Notes: doog2.m from http://www.cs.berkeley.edu/~stellayu/code.html doog2 example: doog2(sig,r,th,N) sig ~ size r ~ skew, >1 flattened th ~ rotation N ~ width/height imagesc(doog2(1,12,0,64)) DOOG to DOG DOG formula from http://viaserver.vialab.org/methods_course/Lectures/ Stetten_lecture2_OperatTransf.ppt, slide 25