?? neterr.m
字號(hào):
function [e, varargout] = neterr(w, net, x, t)%NETERR Evaluate network error function for generic optimizers%% Description%% E = NETERR(W, NET, X, T) takes a weight vector W and a network data% structure NET, together with the matrix X of input vectors and the% matrix T of target vectors, and returns the value of the error% function evaluated at W.%% [E, VARARGOUT] = NETERR(W, NET, X, T) also returns any additional% return values from the error function.%% See also% NETGRAD, NETHESS, NETOPT%% Copyright (c) Ian T Nabney (1996-2001)errstr = [net.type, 'err'];net = netunpak(net, w);[s{1:nargout}] = feval(errstr, net, x, t);e = s{1};if nargout > 1 for i = 2:nargout varargout{i-1} = s{i}; endend
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