www.gusucode.com > stats 源码程序 matlab案例代码 > stats/GenerateGaussianMixtureVariatesExample.m
%% Generate Gaussian Mixture Variates %% % Create a |gmdistribution| object defining a two-component mixture of % bivariate Gaussian distributions. % Copyright 2015 The MathWorks, Inc. MU = [1 2;-3 -5]; SIGMA = cat(3,[2 0;0 .5],[1 0;0 1]); p = ones(1,2)/2; obj = gmdistribution(MU,SIGMA,p); ezcontour(@(x,y)pdf(obj,[x y]),[-10 10],[-10 10]) hold on %% % Generate 1000 random values. rng(1); % For reproducibility Y = random(obj,1000); scatter(Y(:,1),Y(:,2),10,'.')