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Abdulhakim Alezzi


Last seen: 5 days ago |  Active since 2020

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Averaging specific rows and specific columns in N by N matrix
hI friends, I am trying to do averging for specfic rows with specific columns in C=19*19 matrix to have a final matrix of 5*5...

2 years ago | 1 answer | 0

1

answer

Question


How to convert a 4D double matrix into a cell array
Hi fellows; I am having a 4D matrix, X (376 * 30 * 20 *44). i want to convert the X matrix into the a cell array of (1*44)...

3 years ago | 1 answer | 0

1

answer

Question


How to concatenate multiple mat files into a single cell array
Dear Friends I have 22 different matfiles with (C1,C2,C3,...C22). All these files have a same name (data). I want to conca...

3 years ago | 1 answer | 0

1

answer

Question


How to plot confusion matrix for for multi classes
Hi friends, I have a confusionmatrix as follows: X= [ 6 1 0 0 0 6 0 1 0 0 7 1 1 0 0 5 ] I want to plot the co...

3 years ago | 1 answer | 0

1

answer

Question


How to apply a threshold value to the cell array
Hi Friends, I have a cell array matrix with C= 1*22. I want to apply a thresold to the cell array, all values less than (0....

4 years ago | 1 answer | 0

1

answer

Question


Averaging multiple matrices with the cell array
Hi Guys, I have a cell array (C) with (1*22), inside this cell i have 22 matrices with (30*30*20). I want to have the averag...

4 years ago | 1 answer | 0

1

answer

Question


Reading mat-files from one cell to another cell array
Hi friends, i have a matrix with cell (88 * 1), every row has a matrix with 30*768*20 double, where 20 is an (epochs). I want ...

4 years ago | 1 answer | 0

1

answer

Question


How to save different mat files from different folders in a cell array
Hi friends, I have 51 folders named with (copy_1, copy_2, copy_3 ..... copy_51). Each folder of these has 25 matfiles (X1, X2...

4 years ago | 1 answer | 0

1

answer

Answered
How to extract frequency sub-bands of an EEG signal using wavelet packet transform?
load eegdata.mat; s=eegdata; figure;p=plot(s); title('EEG Signal') fs = 500; % Sampling frequency N=length(s); wavelet...

4 years ago | 1

Question


Choosing specific columns and rows
Hi everyone, Is there anyone can help on the following matter : I have a folder contains mualiple matfiles C1,C2,C3,C4....

4 years ago | 1 answer | 0

1

answer

Question


How to set Y and X labels for the correlation matrix
Hi guys, i have used this code to plot the correlatiom matrix for data 8X8 elements. i have succefully named the X axis, but...

4 years ago | 1 answer | 0

1

answer

Question


Finding the standard deviation for every single value in a matrix
Hi Everyone, I have a 10 matrices X1, X2,X3......X10. Each matrix has a size of (512x30). 1- i want to calculate the mean fo...

4 years ago | 1 answer | 0

1

answer

Question


Using for loop to load multiple mat files of same names
Hi everyone, can amyone please help on the following : I have a folder contains mualiple matfiles C1,C2,C3,C4.....C20...

4 years ago | 1 answer | 0

1

answer

Question


how to plot the directed graph using NxN matrix in matlab
Hi friends , I have a matrix with 30x30 , where the first row and first column representing the nodes just as shown below . ...

4 years ago | 1 answer | 0

1

answer

Question


How to sum multiple rows elements within the matrix
I have a matrix with (30*70 ). Does anybody know how I can calculate the the average of every 3 rows together? for exampl...

4 years ago | 2 answers | 0

2

answers