mixture 源代码

function [K,c,z,pi,w] = mixtureSelect(data,maxK,sigma,feedback) % mixtureSelect : estimate a mixture with unknown K using BIC % …

function [c,z,pi,w,Q] = mixtureEM(data,K,sigma,z0,feedback) % mixtureEM : cluster by estimating a mixture of Gaussians % [c,z,pi,w…

function [m,v,w,lp,f]=gaussmix(x,c,l,m0,v0,w0) %GAUSSMIX fits a gaussian mixture pdf to a set of data observations [m,v,w,lp]=(x,…

This directory implements Cluster Weighted Regression, as described in Neil Gershenfeld, "The nature of mathematical modelling", p…

function x = mixgauss_sample(mu, Sigma, labels) % MIXGAUSS_SAMPLE Sample from a mixture of Gaussians given known mixture labels …

# this is the file of string literals literal0: .string "mixture expression: d = a+b*c-(30+10)/10 = " len0 = . - literal0

%DEMGMM1 Demonstrate EM for Gaussian mixtures. % % Description % This script demonstrates the use of the EM algorithm to fit a mix…

%DEMGMM3 Demonstrate density modelling with a Gaussian mixture model. % % Description % The problem consists of modelling data ge…

function g = demgpot(x, mix) %DEMGPOT Computes the gradient of the negative log likelihood for a mixture model. % % Description % …

function p = gmmpak(mix) %GMMPAK Combines all the parameters in a Gaussian mixture model into one vector. % % Description % P = GM…