calc_mse.m

这是个神经网络工具箱的一点MATALAB 程序

%   File Name      : calc_mse.m
%   Purpose        : Calculating the mean squared error 
%   Author         : Hossam E. Mostafa Abdelbaki, School of Computer Science, 
%                    University of Centeral Florida (UCF). 
%   Release        : ver. 1.0.
%   Date           : October 1998.
%
%       RNNSIM is a software program available to the user without any 
%   license or royalty fees. Permission is hereby granted to use, copy, 
%   modify, and distribute this software for any purpose. The Author 
%   and UCF give no warranty, express, implied, or statuary for the 
%   software including, without limitation, waranty of merchantibility 
%   and warranty of fitness for a particular purpose. The software 
%   provided hereunder is on an "as is"  basis, and the Author and the 
%   UCF has no obligation to provide maintenance, support, updates, 
%   enhancements, or modifications. 
%
%       RNNSIM  is available for any platform (UNIX, PCWIN, MACHITOCH). 
%   It runs under MATLAB ver. 5.0 or highrer. 
%
%       User feedback, bugs, or software and manual suggestions can 
%   be sent via electronic mail to :   [e-mail]

%%%%%%%%%%%%%%%%FUNCTION:  Calc_MSE %%%%%%%%%%%%%%%%%%%%
   %%%%%%%%%%%%%%%%%%Calculating the MSE %%%%%%%%%%%%
   MSE=0.0;
   for i = (N_Input+N_Hidden+1):N_Total
      a = q(i) - y(k,i);
      MSE = MSE + a*a;
   end
 
   MSEaveg = MSEaveg + MSE;
   %%%%%%%%%%%%%%%%%%end Calc_MSE %%%%%%%%%%%%