why Index exceeds the number of array elements (906309).

Index exceeds the number of array elements (906309).

Error in code (line 17)

data2(i)=Data2(i);

clear

clc

Path1='F:\2\ChangeDetectionDataset-master-7b2095f8882d3f5a4e20271496eb0529e0c5150e\bayArea\rgb\bayArea2013rgb.png';

Path2='F:\2\ChangeDetectionDataset-master-7b2095f8882d3f5a4e20271496eb0529e0c5150e\bayArea\rgb\bayArea2015rgb.png';

Data1=imread(Path1);

figure(1);imshow(Data1);

Data2=imread(Path2);

figure(2);imshow(Data2);

[row,col]=size(Data1);

data1=zeros(row,col);

data2=zeros(row,col);

data=zeros(row,col);

DATA=zeros(row,col);

for i=1:1:row*col

data1(i)=Data1(i);

data2(i)=Data2(i);

data(i)=data1(i)-data2(i);

end

for i=1:row*col

if (data(i))<60

DATA(i)=0;

% elseif (abs(data(i))>=20)&&(abs(data(i))<40)

% DATA(i)=2;

% elseif (abs(data(i))>=40)&&(abs(data(i))<60)

% DATA(i)=3;

% elseif (abs(data(i))>=60)&&(abs(data(i))<80)

% DATA(i)=4;

% elseif (abs(data(i))>=80)&&(abs(data(i))<100)

% DATA(i)=5;

% elseif (abs(data(i))>=100)&&(abs(data(i))<120)

% DATA(i)=6;

% elseif (abs(data(i))>=120)&&(abs(data(i))<140)

% DATA(i)=7;

elseif abs(data(i))>=60

DATA(i)=1;

end

end

figure(3);

imagesc(DATA);

saveas(gcf,'检测效果.jpg');

b1=reshape(data1,row*col,1);

b2=reshape(data2,row*col,1);

[Walter Roberson]

We have no reason to believe that the images are the same size.

We suspect that the images are rgb not grayscale