www.gusucode.com > datafun 工具箱matlab源码程序 > datafun/+matlab/+internal/+math/binpickerbl.m
function edges = binpickerbl(xmin,xmax,minlimit,maxlimit,binwidth) % BINPICKERBL Choose histogram bins with bin limits. % Copyright 1984-2015 The MathWorks, Inc. xscale = max(abs([xmin,xmax])); xrange = xmax - xmin; % Make sure the bin width is not effectively zero. binwidth = max(binwidth, eps(xscale)); % check for empty and constant data if ~isempty(xmin) && xrange > max(sqrt(eps(xscale)), realmin(class(xscale))) nbins = max(ceil((maxlimit-minlimit)/binwidth),1); edges = linspace(minlimit,maxlimit,nbins+1); else % if data is empty or constant, just use one bin edges = [minlimit maxlimit]; end