gusucode.com > 精通Matlab数字图像处理与识别源码程序 > 精通Matlab数字图像处理与识别源码程序/chapter12/code/LBP/dist_LBPHist.m
function dist = dist_LBPHist(hist1, hist2) % compute the Chi square statistic distance between 2 LBP histograms nLBPFea = 59; % nBin dist = 0; for iBin = 1:nLBPFea dist = dist + (hist1(iBin) - hist2(iBin))^2 / (hist1(iBin)+hist2(iBin)+eps); % id dist end