ceshi.m

BP神经网络

% test one image
clear
clc
str1=input('please enter the testing number: ');
%str1='0';
str1=int2str(str1);
%ceshituname=imread('0-9.bmp');
str2=input('please enter the testing picture: ');
%ceshituname=imread('0-9.bmp');
str2=int2str(str2);
ceshituname=imread(strcat(str1,'-',str2,'.bmp'));
ceshitu2bw=im2bw(ceshituname);
ceshituvector=getfeature(ceshitu2bw);
wkj=load('wkj2(2).dat');
wji=load('wji2(2).dat');
netj=wji*ceshituvector;                    %netj is 14*1
 yj=f(netj);                    %yj is 14*1
  netk=wkj*yj;                   %netk is 10*1
  z=f(netk)                     %z is 1*10

 ceshitu=find(z==max(z));
ceshitu=int2str(ceshitu);
 
if ceshitu=='10'
    ceshitu='0';
end

if ceshitu==str1
    figure(1);
    imshow(ceshituname);
   ceshitunamestr=strcat(ceshitu,'.jpg');
     figure(2);
     imshow(ceshitunamestr);
 end