Ahmed raafat

Last seen: Today | Con actividad desde 2016

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Hello my name is Ahmed Raafat from Egypt I Love MatLab , and I hate Python because the only importance of python is the ability to connect to websites , other wise it can't speak math please see my projects , for contact me please send to my email eng.abo.lregal@gmail.com

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image encryption based on hyper-chaotic system and cat map
Wow you have changed my code, try this code for arnold https://www.mathworks.com/matlabcentral/fileexchange/135974-arnold_cat_ma...

alrededor de 1 año hace | 0

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what is the url of server instance?
I have installed MatLab App Server I have built the dash port using mps-dashboard also I have created instance with port 9...

alrededor de 2 años hace | 1 respuesta | 0

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how to convert matlab results to Document Model automatically
Hi assuming I have a user interface for company created by MatLab now I want the results of the calculations to be put in spe...

alrededor de 2 años hace | 1 respuesta | 0

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Custom RL enviroment based on objective function
Hello I have my optimization Objective function , I want to convert it into Reinforcement Learning enviroment , How can I do t...

más de 2 años hace | 0 respuestas | 0

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free simulink output without (out) object
https://mycourses.aalto.fi/pluginfile.php/1137968/mod_resource/content/5/Simulink%20settings.pdf that link from @David Avila re...

casi 3 años hace | 0

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free simulink output without (out) object
Hello I remember in the old versions , when I want to output from simulink to workspace I just rename my variable using to work...

casi 3 años hace | 1 respuesta | 0

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caught exception in slsvXtesterFEVALWithDeferredCtrlCHandling
Hello I have faced this problem recently , I always delete the SSL Library Linkeage Cache as shown in this link , and also I d...

casi 3 años hace | 0 respuestas | 0

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convert XML to simulink model
I have just found the solution rename ('The_file.zip') to ('The_file.slx')

casi 3 años hace | 0

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convert XML to simulink model
Hello every one , I have recieved files from friend that is *.xml , he wants to convert it back to simulink model is there any ...

casi 3 años hace | 1 respuesta | 0

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Use mask's input into mask intialization
Hello , I have create a mask , it has input (6) called Pnom , I want to call this input into mask Initialization , what I have t...

casi 3 años hace | 1 respuesta | 0

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Make a 2D plot with one arbitrary axis
fill command will be suitable define your 3 squares as vectors , for y make it equal 1 for your graph I think x1=[6.4 6.8...

casi 3 años hace | 0

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I want to plot 3 or more data using the probability of the histogram.
first you can try like this example x=rand(1000,3) hist(x) or you can use subplot

casi 3 años hace | 0

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Finding radius of sphere and circle
change the output name and write my_eval_parameters code and change your function code into function [rad1,rad2]=calcu...

casi 3 años hace | 0

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extracting leaf from background
why don't you play on green histogram clc;clear;close all I=imread('image_0068.jpg'); [bincount,binloc]=hist(double(I(:,:,...

casi 3 años hace | 0

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Tutorial on Leaf Recognition
what is the error message??

casi 3 años hace | 0

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Error from Word when using Publish
Go to Windows Control Panel > uninstal Program > Choose Microsoft Office > Change/Modify > Offline Repair

casi 3 años hace | 0

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Error from Word when using Publish
I have recently installed Office 2021, and MATLAB r2021b. I used command xlswrite it worked successfully, but when I try to use ...

casi 3 años hace | 1 respuesta | 0

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Big Data math operations
I have matrix 414588x47236 want to make PCA dimension reduction on it is there any idea to make so my computer is not crashing ...

casi 3 años hace | 1 respuesta | 1

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Simulink-PS error
it was because of GOTO block & FROM block

alrededor de 3 años hace | 0

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Simulink-PS error
in this project , I try to connectt 3 phase Motor to pump , the problem is Simulink-PS converter is not transfering the ...

alrededor de 3 años hace | 1 respuesta | 0

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adjusting the code from optimization output from minimum to maximum
update the last lines of main code FUNCTION_NAME ='Eval_Multi_RBFNN_1_2016'; [Scaled_x_Single,fval,exitflag,output,populati...

más de 3 años hace | 0

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Stop MatLab from exiting
I work with MatLab 2019 b ( Simulink + Code ) Using Optimization Function to change PID values in the simulink project , afte...

alrededor de 4 años hace | 0 respuestas | 0

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Assign number to certain value in cell
B{23,1}=[1 1 4 4 3 3 3 3 2 2 2 2 2 etc.] like that???

alrededor de 4 años hace | 0

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How can i make multiple output anfis?
it looks like you need to create multi systems

más de 5 años hace | 0

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ODE system phase plot with solutions
Hello I need to plot ODE solve on These Quiver lines here is my code for arrows plot clc;clear;close all;clear global ...

más de 5 años hace | 0 respuestas | 0

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Knowing external open apps
Hello guys I am working on exam's obesrvation project using matlab I want to less cheating , so I want to know if the student ...

casi 6 años hace | 0 respuestas | 0

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Matlab code for Harmonic Analysis Algorithm of Hyperspectral image?
https://www.mathworks.com/matlabcentral/fileexchange/38841-matlab-implementation-of-harmonic-analysis-of-time-series--hants-

más de 6 años hace | 0

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remove connected small objects in image
Hello every one I had a code that results me this result <</matlabcentral/answers/uploaded_files/107092/Untitled.png>> ...

más de 6 años hace | 2 respuestas | 0

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How do I multiply 2 different sized arrays together?
x=rand(4); y=rand(6); [x,y]=meshgrid(x,y); z=x.*y

casi 7 años hace | 0

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How do you calculate the average value of a line?
where is x???? fun = @(x,c) sqrt((-.25 .*(n-(c.*n))./(100-n))./(((n-(c.*n))./(100-n))-1));

casi 7 años hace | 0

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