Matlab basic command for beginner

1. Git Gud Edition

2. U cant even use a
basic matlab
command?

3. There is only
one solution!

5. •Know basic commands, like
imread : Read image from graphics file
imwrite : Write image to graphics file
imfinfo : Information about graphics file
hdrread : Read HDR image
imshow : Display image
Imhist : Show image’s histogram

6. • Know basic converting commands
• gray2ind : Convert grayscale or binary image to indexed image
• ind2gray : Convert indexed image to grayscale image
• mat2gray : Convert matrix to grayscale image
• rgb2gray : Convert RGB image or colormap to grayscale
• rgb2ind : Convert RGB image to indexed image
• ind2rgb : Convert indexed image to RGB image
• label2rgb : Convert label matrix into RGB image
• imadjust : Adjust image intensity values or colormap
• imcontrast : Adjust Contrast tool
• imsharpen : Sharpen image using unsharp masking

7. rgb2gray
b = rgb2gray(a)

8. rgb2ind
RGB = imread(‘a.jpg')
figure
imagesc(a)
axis image
zoom(4)
[IND,map] = rgb2ind(a,32);
figure
imagesc(IND)
colormap(map)
axis image
zoom(4)

9. gray2ind
[X, map] = gray2ind(b, 16);
imshow(X, map);

10. A bloody homework

11. •Gunakan fungsi imadjust untuk mengedit
foto kalian (harus ada gambar muka kalian,
bukan gambar anime, wibu, atau lolichan)
•Gunakan gambar yang kalian edit tadi
sebagai wallpaper notebook kalian