curvatureestimate.m

Tracking a moving object through several frames, provided changes from frame to frame are on the ord

function out = curvatureEstimate( i, pnts, pnt, image )
    tmp = pnts(i - 1, :) - pnt.*2 + pnts(i + 1, :);
    out = (sqr(tmp(1, 1)) + sqr(tmp(1, 2)))/2;
end