www.gusucode.com > mbcmodels 工具箱 matlab 源码程序 > mbcmodels/@xregmodel/yinvdiff.m
function [dy,sdy] = yinvdiff(m,y) %YINFDIFF derivative of y-inverse transformation wrt y % % [dy,sdy] = yinvdiff(m,y) % not that y should be untransformed - that is the EvalModel(m,y) and not % eval(m,x) % Copyright 2000-2007 The MathWorks, Inc. and Ford Global Technologies, Inc. out = m.Output; if HasTransform(out) y = out.doTransform(y); dy = out.doDiffInv(y); if nargout>1 sdy =out.TransformLabel('y','diffinv'); end else dy = ones(size(y)); sdy = ''; end