www.gusucode.com > mbcmodels 工具箱 matlab 源码程序 > mbcmodels/@xreglinear/mse.m
function s2=mse(m); %MSE % Copyright 2000-2004 The MathWorks, Inc. and Ford Global Technologies, Inc. y= m.Store.y; Q= m.Store.Q; y= ytrans(m,y(isfinite(y))); yq= Q'*y; sse= y'*y-yq'*yq; df= length(y)-sum(~m.TermsOut); s2 = sse/df;