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Chethan S


Last seen: 3 years ago |  Active since 2011

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Can this code be improved?
I have written the following code in MATLAB to process large images of the order of 3000X2500 pixels. Currently the operation ta...

13 years ago | 1 answer | 0

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answer

Question


Product of elementwise differences
As a part of a large function in my MATLAB code I have to calculate difference between elements of matrices and sum them up in a...

13 years ago | 1 answer | 0

1

answer

Question


Diagonal direction - difference between adjacent elements
I have a matrix, I = 5 4 3 9 8 6 6 3 4 How can I calculate differences between...

13 years ago | 1 answer | 0

1

answer

Question


getworldfilename uses
In the MATLAB Mapping Toolbox there is |getworldfilename| function. According to help it derives the worldfile name from image f...

13 years ago | 2 answers | 0

2

answers

Question


Calculation of cross variogram
I need to generate cross variograms of images using moving windows. To explain the process in a simple way, let me consider two ...

13 years ago | 1 answer | 1

1

answer

Answered
importing a raster image into matlab
If you have Image Processing Toolbox you could easily use |imread| to read the image and |imshow| to display it.

13 years ago | 0

Question


Select Diagonal Elements of a Matrix
Consider the following matrix in MATLAB: 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ...

13 years ago | 2 answers | 1

2

answers

Question


Variograms on Images
I am working on applying geostatistics on Landsat imagery. My focus is on applications of variograms. I will be using n x n wind...

13 years ago | 1 answer | 0

1

answer