www.gusucode.com > mbcmodels 工具箱 matlab 源码程序 > mbcmodels/@xreglolimot/x2fx.m
function fx = x2fx( m, x ) %X2FX Regression matrix for XREGLOLIMOT % X2FX(M,X) is the regression matrix for XREGLOLIMOT model M at the data % points X. % Copyright 2000-2004 The MathWorks, Inc. and Ford Global Technologies, Inc. % if no eval points given, then use the RBF centers if nargin < 2, x = get( m, 'centers' ); end % get the various basis functions rbfx = evalweight( m, x ); N = size( rbfx, 2 ); % number of rbf centers % Old code for which allows for different base betamodel % betafx = cell( 1, N ); % for i = 1:N, % betafx{i} = x2fx( m.betamodels{i}, x ); % end % M = cellfun( 'size', betafx, 2 ); % sizes of the betamodels betafx = x2fx( m.betamodels{1} , x ); M = size(betafx,2); % combine the rbf fx and the betamodel fx matrices into the overall fx matrix fx = zeros( size( x, 1 ), M*N ); j = 1:M; ExpandMatrix = ones( 1, M ); for i = 1:N, fx(:,j) = betafx .* rbfx(:,ExpandMatrix); j = j + M; ExpandMatrix = ExpandMatrix + 1; end return %------------------------------------------------------------------------------| % EOF %------------------------------------------------------------------------------|