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Sharif Khalil


Last seen: 25 days ago |  Active since 2018

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Out of memory error for big data
The masterDataMatrxOffset, contains 464780 rows and 256 columns of complex numbers. I use meshgrid to get 256X256 matrix of the ...

3 years ago | 0 answers | 0

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Question


How to covert cartesian or polar to pixel coordinates?
Is there a way to convert cartesian or polar to pixel coordinates? like (x,y,z) to (RGB) or (x,y) to (RGB) or (r,theta) to (RGB)...

3 years ago | 1 answer | 0

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Question


How can we refer world coordinate to image coordinates??
I know that matlab has imref2d function that refers image coordinates to world coordinates, but I cannot find a function that do...

3 years ago | 1 answer | 0

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answer

Question


confusionchart maximization in subplots
I have 23 different machine learning algorithms extracted from the classification learner toolbox. I am trying to plot all the c...

4 years ago | 0 answers | 0

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Question


Error in dlfeval for Variational Autoencoders
I am trying to implement the VAE on my data. I found the following link: https://www.mathworks.com/help/deeplearning/examples/t...

4 years ago | 0 answers | 0

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Question


How to change the ylim for all histogram figures after a for loop?
Hi, I have 12 histograms, and each of them has different maximum number of counts, I want the ylim of all figures to be unified...

4 years ago | 1 answer | 0

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Question


Find empty cells in 3D cell?
I have a 3D cell RowXColXDep (12X125X1216), I want to find the empty cells (which row, column, and depth). I used: [Row Col Dep...

4 years ago | 2 answers | 0

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answers

Question


Unable to perform assignment because the left and right sides have a different number of elements, Fisheriris
I am trying to implement SVM on my data using Fisheriris example available in this site: https://www.mathworks.com/help/stats/c...

5 years ago | 1 answer | 0

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Question


How to reshape cell of characters to a different cell size of characters?
I have this cell, which is a 32400X8, I want to reshape it to 259200X1, put all columns underneath eachother in the first row, k...

5 years ago | 1 answer | 0

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answer

Question


how to reshape cell to matrix?
I have a cell that is 180X8, each cell is 180X6 matrix, when I convert it to a matrix using (cell2mat) it outputs 32400X48, I ne...

5 years ago | 1 answer | 0

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Question


Creating Subfolders in a loop?
Hi, I have one folder, and need to create 52 subfolders using a for loop, I guess newSubFolder line needs to be modified fo...

5 years ago | 1 answer | 0

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Question


Extract data from plot, with specific x and y points?
Hi, I would like to extract the intensity values of a figure for specific x and y points representing the blue circle in the plo...

5 years ago | 0 answers | 0

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Question


Plotting values with colormap of xy-plane?
I have used countourf(X,Y,Z); I have X, Y, Z are (11X300) matrix; I need to plot values of Z with different colors on a x-y pl...

5 years ago | 1 answer | 0

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Question


Plotting Values on specific x-y coordinates
I have X (181X361), Y(181X361), Values(181X361), I would like to plot the values on each X and Y with colors indicating the valu...

6 years ago | 2 answers | 0

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answers

Question


Find index in 3D matrix for maximum value
I have a 3D matrix 40X181X361, I want to find the index for the maximum value for each of the 40. Pp_loc gives me the 40 maximum...

6 years ago | 1 answer | 0

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Question


saving 3D matrix from one loop
I have AF_Field_P that is 181X361 matrix, and I want Pp to be 1001X181X361, which means, I want to save all the values with diff...

6 years ago | 1 answer | 0

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Question


substituting multiple values in symbolic formula?
I have this symbolic formula that is a variable of theta and phi, and I want to substitute the theta and phi with the following ...

6 years ago | 1 answer | 0

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Question


Too slow using int, want to replace with integral2 or integral 3?
I am trying to solve a double integral in Matlab using two int functions, the equation is in spherical coordinate. It takes too ...

6 years ago | 0 answers | 0

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Question


Is there a way to minimize the number of for loops?
f = 3e10; % Operating Frequency c = 3e8; % Speed of Light Nx = 10; % Number of Elements x-directi...

6 years ago | 1 answer | 0

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answer