mirror of
https://github.com/2martens/uni.git
synced 2026-05-07 03:46:25 +02:00
35 lines
1.1 KiB
Matlab
35 lines
1.1 KiB
Matlab
coins = imread('coins.png');
|
|
coins_sp = imnoise(coins, 'salt & pepper', 0.02);
|
|
coins_median = medfilt2(coins_sp);
|
|
boxfilter = ones(3, 3) / 9;
|
|
coins_mean = imfilter(coins_sp, boxfilter);
|
|
%figure (1), imshow(coins);
|
|
%figure (2), imshow(coins_sp);
|
|
%figure (3), imshow(coins_median);
|
|
%figure (4), imshow(coins_mean);
|
|
|
|
rice = imread('rice.png');
|
|
rice_size = size(rice);
|
|
imgPyramid = impyramid(rice, 'reduce');
|
|
imgPyramid_size = size(imgPyramid);
|
|
imgPyramid1 = impyramid(imgPyramid, 'reduce');
|
|
imgPyramid1_size = size(imgPyramid1);
|
|
imgPyramid2 = impyramid(imgPyramid1, 'reduce');
|
|
imgPyramid2_size = size(imgPyramid2);
|
|
%figure (5), imshow(rice);
|
|
%figure (6), imshow(imgPyramid);
|
|
%figure (7), imshow(imgPyramid1);
|
|
%figure (8), imshow(imgPyramid2);
|
|
|
|
circuit = imread('circuit.tif');
|
|
circuit_edge1 = edge(circuit, 'Sobel');
|
|
circuit_edge2 = edge(circuit, 'Prewitt');
|
|
figure (9), imshow(circuit);
|
|
figure (10), imshow(circuit_edge1);
|
|
figure (11), imshow(circuit_edge2);
|
|
coins_Sobel = edge(coins, 'Sobel');
|
|
coins_Canny = edge(coins, 'Canny');
|
|
figure (12), imshow(coins);
|
|
figure (13), imshow(coins_Sobel);
|
|
figure (14), imshow(coins_Canny);
|