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Ahmed raafat


Last seen: Today Active since 2016

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

Programming Languages:
MATLAB

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HGAPSO
MatLab Optimzation Code

2 Monate ago | 13 downloads |

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Answered
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...

3 Monate ago | 0

| accepted

Question


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...

3 Monate ago | 1 answer | 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...

3 Monate ago | 0 answers | 0

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answers

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

3 Monate ago | 0

| accepted

Question


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 ...

3 Monate ago | 1 answer | 0

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Solved


Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

4 Monate ago

Solved


Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

4 Monate ago

Solved


Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

4 Monate ago

Solved


Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

4 Monate ago

Solved


Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

4 Monate ago

Solved


Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

4 Monate ago

Solved


Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

4 Monate ago

Solved


Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

4 Monate ago

Solved


Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

4 Monate ago

Solved


Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

4 Monate ago

Solved


Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

4 Monate ago

Solved


Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

4 Monate ago

Solved


Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

4 Monate ago

Solved


Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

4 Monate ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 Monate ago

Submitted


Fredholm - Voltera 1D solver
code to solve Fredholm - Voltera 1D using Matrix form and newton - raphson

4 Monate ago | 1 download |

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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...

4 Monate ago | 1 answer | 0

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answer

Submitted


Image_Encryption_2021
New Image Encryption Algorithm Using Hyperchaotic System and Fibonacci Q-Matrix paper 2021

4 Monate ago | 19 downloads |

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Solved


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

4 Monate ago

Solved


Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

4 Monate ago

Solved


Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

4 Monate ago

Solved


Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

4 Monate ago

Solved


Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

4 Monate ago

Solved


Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

4 Monate ago

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