Error using - Matrix dimensions must agree. Error in ONL_REC (line 48) temp=(norm(testimage-q))^2;

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Bereket Ayalew 2019-5-19

0
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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/462986-error-using-matrix-dimensions-must-agree-error-in-onl_rec-line-48-temp-norm-testimage-q

评论： Rik 2019-5-28

function [ ] =ONL_REC(); 
load latest 
load outputttt
FDetect = vision.CascadeObjectDetector;
vid=videoinput('winvideo',1,'YUY2_320x240'); 
set(vid,'ReturnedColorSpace','rgb'); 
preview(vid)
pause (2) 
start(vid); 
im=getdata(vid,1); 
figure(4),imshow(im)  
title ('captured image'); 
closepreview(vid) 
is = imresize(im, [256 256]);
imwrite(is,'test.jpg');
closepreview(vid) 
I = imread('test.jpg'); 
BB = step(FDetect,I);
if numel(BB) == 0 
    error('Nothing was detected, try again'); 
    clc 
    close all
    clear all 
else figure,imshow(I);
end
hold on 
for i=1 
    rectangle('Position',BB(i,:),'LineWidth',2,'LineStyle','-','EdgeColor','r');
end
title('Face Detection');
J = imcrop(I,([BB(1) BB(2) BB(3) BB(4)]));
is = imresize(J, [256 256]);
is=rgb2gray(is); 
figure(4), imshow (is); 
E=reshape(is,65536,1);    
E=double(E)-m;
testimage=Eigenfaces'*E; 
testimagen=net(testimage);
euc_dist=[];  
for i=1:size(outputs,2)    
    q=outputs(:,i);    
    temp=(norm(testimagen-q))^2;   
    euc_dist=[euc_dist temp]; 
end
euc_distp=[];  
for i=1:size(outputs,2)   
    q=outputs (:,i);  
    temp=(norm(testimage-q))^2;   
    euc_distp=[euc_distp temp];
end
[minEcuDist recognizedIndex]=min(euc_dist);  
[minEcuDistp recognizedIndexp]=min(euc_distp);   
if recognizedIndexp >1.1086e-6
    a=imread('ERROR.PNG');  
    imshow(a);  
    clc    
else
    disp('reached');  
    str1=int2str(recognizedIndexp);   
    str1=strcat(str1,'.jpg');   
    im=imread(str1);
       figure(5),imshow(im);   
       title('EQUIVALENT IMAGE ee'); 
end
if recognizedIndex >1.1086e-6
    a=imread('ERROR.PNG');  
    imshow(a);   
    clc   
else
       disp('reached');   
       str1=int2str(recognizedIndex);  
       str1=strcat(str1,'.jpg');   
       im=imread(str1);  
       figure(6),imshow(im);   
       title('EQUIVALENT IMAGE nn');   
end
hold off
end
%please help me

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KALYAN ACHARJYA 2019-5-28

编辑：KALYAN ACHARJYA 2019-5-28

@Bereket Most members in this forum are learner here, for this type to error, we also have try ourself, so that the size mismatch can be figure out, normally it takes time.

Also load data needed to check the code.