Practice with the tasks of image processing in Matlab

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Practice with the tasks of image processing in Matlab

The book "The Practice of the tasks of image processing in Matlab," was written in 2008. The book is available in the publication Exit.

Praktyka przetwarzania obrazów z zadaniami w programie Matlab

Below are the materials for the book in polish: the whole table of contents in pdf and supplemental materials containing many files which have their direct application in Matlab.

Pliki do pobrania

Examples of tasks for the book in Polish

Zadania z przetwarzania obrazów

1-5 6-10 11-15 16-20 21-25 26-30 31-35 36-40 41-45 46-50 51-55 56-60 61-65 66-70 71-75 76-80

Rozwiązanie zadania nr 16

Zaznacz wszystko

L1=imread('F16.tif');
figure; imshow(L1)
L2=L1;
for i=1:size(L2,1)
     L2(i ,(size(L2,1)-i+1):end,3)=255;
     L2(i ,(size(L2,1)-i+1):end,1:2)=0;     
end
figure; imshow(L2, 'notruesize')

Rozwiązanie zadania nr 17

Zaznacz wszystko

L1=imread('Clock.tif');
figure; imshow(L1)
i=1;
L3=L1;
while i<10
    [x,y,z]=ginput(1);
        x=round(x); y=round(y);
        L2=imresize(L1, 0.2);
        if (x>0) & (y>0) & (x+size(L2,1)<size(L1,1)) & (y+size(L2,2)<size(L1,2))
            L3(y:(y+size(L2,1)-1),x:(x+size(L2,2)-1))=L2;
            imshow(L3)
            i=i+1;
        end
end

Rozwiązanie zadania nr 18

Zaznacz wszystko

L2R=[1,0.1;1,0];
L2G=[0.5,1;0.9,0.6];
L2B=[0.3,0.3;1,0.2];
L2=cat(3,L2R,L2G,L2B);
figure,imshow(L2,'notruesize');

Rozwiązanie zadania nr 19

Zaznacz wszystko

L1=cat(3,[0.1 0 0.5],[0.5 1 0],[0 0 1])
L2=[1 2 3];
map=[0.1 0.5 0; 0 1 0; 0.5 0 1];
figure,imshow(L2,map,'notruesize');
figure,imshow(L1,'notruesize');

Rozwiązanie zadania nr 20

Zaznacz wszystko

L1=imread('Lena.tif');
figure; imshow(L1)
L2=L1;
L2(100:400,150:500,1)=histeq(L1(100:400,150:500,1));
L2(100:400,150:500,2)=histeq(L1(100:400,150:500,2));
L2(100:400,150:500,3)=histeq(L1(100:400,150:500,3));
figure; imshow(L2)

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Robert Koprowski

Image processing and analysis

Practice with the tasks of image processing in Matlab

Pliki do pobrania

Zadania z przetwarzania obrazów