# Ahmed raafat

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

**Statistics**

RANK**1 130**

of 265 385

REPUTATION**47**

CONTRIBUTIONS

**25** Questions

**38** Answers

ANSWER ACCEPTANCE **
40.0%
**

VOTES RECEIVED**10**

RANK**3 569** of 18 136

REPUTATION**390**

AVERAGE RATING**4.60**

CONTRIBUTIONS**17** Files

DOWNLOADS **74**

ALL TIME DOWNLOADS**3361**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Content Feed**

Question

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...

2 jours ago | 0 answers | 0

### 0

answersQuestion

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...

14 jours ago | 0 answers | 0

### 0

answersQuestion

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...

3 mois ago | 0 answers | 0

### 0

answersfree 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...

8 mois 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...

8 mois ago | 1 answer | 0

### 1

answerQuestion

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...

8 mois ago | 0 answers | 0

### 0

answersconvert XML to simulink model

I have just found the solution rename ('The_file.zip') to ('The_file.slx')

8 mois 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 ...

8 mois ago | 1 answer | 0

### 1

answerSolved

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 ...

8 mois 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...

8 mois 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|...

8 mois 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 ...

8 mois 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...

8 mois 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...

8 mois 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 ...

8 mois 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...

8 mois 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| ...

8 mois 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 ...

8 mois 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,....

8 mois 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...

8 mois 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...

8 mois 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...

8 mois 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:...

8 mois ago

Submitted

Fredholm - Voltera 1D solver

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

8 mois ago | 1 download |

Question

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...

8 mois ago | 1 answer | 0

### 1

answerSubmitted

Image_Encryption_2021

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

8 mois ago | 13 downloads |

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.

9 mois 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.

9 mois 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...

9 mois ago