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# Mat1

15 total contributions since 2018

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Question

Sum specific range of column or row
Hi I have a 150 *273 matrix; How can I sum up from 2nd column to upto last column. Thanks.

2 months ago | 1 answer | 0

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luminance component of an image
Hello Mark, this the 'I_1' the one frame of the vedio. Thank you.

2 months ago | 0

luminance component of an image
All I can say you need to have this file to the vedio file path to open that in mathlab. Thanks.

2 months ago | 0

luminance component of an image
Hello Mark I trief to sent you the tennis_cif.yuv but the file is more than 30 K even in zipped condition. is there any way I ca...

2 months ago | 0

Question

luminance component of an image
Hi, I have a frame of a vedio sequence which is a 288*352 double. How can I extract the luminance component of the image? thanks...

2 months ago | 1 answer | 0

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Question

luminance component of an image
Hi, I have a frame of a vedio sequence I which is a 288*532 double. How can I extract only the luminance component? Thanks.

2 months ago | 4 answers | 0

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Question

Squaring a matrix and how the results matters
What is the absolute right way to square a metrix: say, A = rand (3,1) and I want absolute value abs (A' *A) abs (A)^2 ...

2 months ago | 1 answer | 0

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Question

How can I make iteration of 2 for loops of 2 variables of same length, so that output will be the same length of input variables, not their multiplication.
Hello here I am attaching the code I am running. If I iterate only one variable say LL keeping another variable mm constant valu...

3 months ago | 1 answer | 0

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Question

How can I load and save a excel data file (which has negative values in some rows) in MATLAB as an executable double. I tried and it gives me NAN for negative values. Here is the file. Thanks.
Hello I am using MATLAB 2018a. How can I load and save a excel data file (which has negative values in some rows) in MATLAB as...

3 months ago | 2 answers | 0

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How can I load multiple dat files of different name pattern and from different directory consecutively to do something
I am sending the whole folder with the code and files. Thank you

8 months ago | 0

How can I load multiple dat files of different name pattern and from different directory consecutively to do something
In this attachment the value of 'm' that I am using to interpolate in line 34. Now everything remain as of your corrected code j...

8 months ago | 0

How can I load multiple dat files of different name pattern and from different directory consecutively to do something
Hello Mr. Hamza, one thing, In your corrected code if in line 98 instead of "interploation_points' if I decide to use m1 values ...

8 months ago | 0

How can I load multiple dat files of different name pattern and from different directory consecutively to do something
Yes Mr. Hamza you are exactly right. Now on the first day you advised to download this FEX submission if in case .dat files are...

8 months ago | 0

Question

How can I load multiple dat files of different name pattern and from different directory consecutively to do something
Hi, I have some dat files of row*Column( 9999*10 )of names: dir1/a_0.1_1 dir1/b_0.1_2 dir1/c_0.3_1 dir1/c_1.5_1 ...

8 months ago | 6 answers | 0