OpenSURF (including Image Warp) by Dirk-Jan Kroon

SURF (Speeded Up Robust Features) image feature point detection / matching, as in SIFT (feature, scale invariant featu..., chris evans)

D=FastHessian_BuildDerivative(r,c,t,m,b) % This function Fa...

Iout=affine_warp(Iin,M,mode)

PaintSURF(I, ipts)