gusucode.com > vision工具箱matlab源码程序 > vision/+vision/+internal/+ransac/computeLoopNumber.m
%========================================================================== % Computer Loop Number for RANSAC/MSAC Algorithm %========================================================================== function N = computeLoopNumber(sampleSize, confidence, pointNum, inlierNum) %#codegen pointNum = cast(pointNum, 'like', inlierNum); inlierProbability = (inlierNum/pointNum)^sampleSize; if inlierProbability < eps(class(inlierNum)) N = intmax('int32'); else conf = cast(0.01, 'like', inlierNum) * confidence; one = ones(1, 'like', inlierNum); num = log10(one - conf); den = log10(one - inlierProbability); N = int32(ceil(num/den)); end