www.gusucode.com > mbcmodels 工具箱 matlab 源码程序 > mbcmodels/@localsurface/det_xtx.m
function d=det_xtx(m) %xreglinear/DET_XTX Determinant of X'X % d=DET_XTX(m) calculates |X'X| for the model m % Copyright 2000-2004 The MathWorks, Inc. and Ford Global Technologies, Inc. d=det_xtx(m.userdefined);