sampledistribution.m

来自「一个matlab的工具包,里面包括一些分类器 例如 KNN KMEAN SVM 」· M 代码 · 共 11 行

function ret_vec = SampleDistribution(pdf, num_samples)
%function SampleDistribution(DIST, Vec, num_times)

CumDist = cumsum(pdf);
Diff = CumDist * ones(1, num_samples) - ones(length(pdf), 1) * rand(1, num_samples);
Diff = (Diff <= 0) * 2 + Diff;
[C, I] = min(Diff);
ret_vec = I';