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convolution
Would anyone be able to explain what this command does to an image? fx =conv2(image1,[-1 1;1 1],'same');
13 years 前 | 1 个回答 | 0
1
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division
m = 255 n = 52995 when i do error = m/n it gives me 0 but when i write 255/52995 it gives me 0.0048. It is trivial but can an...
13 years 前 | 1 个回答 | 0
1
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gradients of image
dx = 0.000283018867925 meters; dy = 0.000089285714286 meters; I am trying to find gradients of image of size 1000X1333. On...
13 years 前 | 2 个回答 | 1
2
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units of optical flow velocities
When Horn-Schunck or Lucas Kanade methos is applied for obtaining the optical flow velocities.. What are the units of optical fl...
13 years 前 | 6 个回答 | 0
6
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quiver plot - arrow
Is there a way to display the magnitude of the arrows in the quiver plot?
13 years 前 | 1 个回答 | 1
1
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Gaussian filter/fft2/ifft2
I have a 2D array for u. A sample for values in the array u is -6.032379971105743e-06 Now i applied 2dimensional FFT on 'u' by u...
13 years 前 | 0 个回答 | 0
0
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meshgrid
dimensions of X and Y are as given below X = 1X89000 Y = 1X 89000 [uxmesh, uymesh] = meshgrid(X,Y); would you please tell me...
14 years 前 | 2 个回答 | 1
2
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Transparency
Hi, Is it possible to make a part of the image transparent in matlab? Is there any specific function in the Image processing to...
14 years 前 | 2 个回答 | 0
2
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artifacts of Horn-Schunck velocities
Using Horn-Schunck method, velocities are obtained. The obtained velocities contain some artifacts of Horn- Schunck method. Ho...
14 years 前 | 2 个回答 | 0
2
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Automatic cropping
I guess this should work... (not sure though). when you do imcrop() you should be able to right click and get the co-ordinates o...
Automatic cropping
I guess this should work... (not sure though). when you do imcrop() you should be able to right click and get the co-ordinates o...
14 years 前 | 0
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reconstruction of images
I implemented Horn-Schunck method and obtained optical flow. I applied FFT followed by filter and IFFT on optical flow values....
14 years 前 | 0 个回答 | 0
0
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.img image file
Is there any way to load .img (grey scale image) in matlab? Thanks.
14 years 前 | 0 个回答 | 0
