Community Profile # Mahmoud Ashraf

Last seen: 26 giorni ago Active since 2020

Programming Languages:
MATLAB
Spoken Languages:
English
Professional Interests:
Simscape, Statistics and Machine Learning Toolbox, Robotics and Autonomous Systems, Power and Energy Systems, Electronics

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Calculating angle between 2 vectors
xx = rand (1,16); yy = rand (1,16); zz = rand (1,16); A = [xx yy zz]; % First Vector pp = rand (1,16); qq = rand (1,16); r...

2 mesi ago | 0

Plotting excel data in MATLAB
first what is the extension of the excel file .xlsx , .csv and so on to load the data form excel each extension has its load f...

2 mesi ago | 0

Signal syntax and plotting
first you must understand the equation you need to solve, then know how to write it with the right syntax and finally plot the r...

3 mesi ago | 0

| accepted

Which is the x, y and z component of total force?
you should label the inputs of the scope and change the scope display settings to make three separated graphs

3 mesi ago | 0

How to plot points on a graph using for loop?
sa=0; elevation=525; A1=30000; minutes=135; x=elevation:2000:A1; for i=1:length(x) ar(i)=sa+x(i); end FS=12; %axes(hand...

3 mesi ago | 0

getting an error in this code
you should define funstion of finitrepmf as shown in this code clc clear %shipcostpmf.m sx = (1:8); px = [0.15*ones(4,1...

4 mesi ago | 1

| accepted

How can I represent this equation on MATLAB
if i read the equation corrently this code with product the value of y in vector clear all; clc for n=-2:3 y(1,n+3)...

4 mesi ago | 0

| accepted

How to calculate price weighted function?
avg=rand(1,505); sum=0; for j=1:505 sum=sum+avg(1,j); end for m=1:505 pweight(1,m)=avg(1,j)/sum; end

4 mesi ago | 0

Submitted

Regenerative-Brakes
Regenerative Brakes based on PMSM How do I put all the Outputs from the iterations of a For Loop into a Row Vector?
A = [1 2 3 4; 8 7 6 5; 9 10 11 12] numrows = height(A) for x = 1:numrows B = max(A(x,:)) c(1,x)=B ...

4 mesi ago | 1

Operator errors in old matlab code
MATLAB doesn't have that syntax. the syntax shoud be x=x*1 not x*=1

4 mesi ago | 0

How i can call matrix c(a) and c(b) as in photo
syms a b c a=zeros(a1,a2); b=ones(b1,b2); A=size(a); B=size(b); c=[a,b]; A2=c(1:a1,1:a2) B2=c( 1: b1, a2+1 : a1+b2 ) if ...

4 mesi ago | 0

| accepted

How can I insert one column signal to simulink?

4 mesi ago | 0

Graph from 0º to 360º
l think you need to change the limit of axes you can do it by axis([0 800 -360 360])

5 mesi ago | 0

Names of these Blocks
1.Assignment / selector 2.abs

5 mesi ago | 0

How can i create a circuit breaker or controllable switch in simulink
https://www.mathworks.com/help/physmod/sps/ref/circuitbreaker.html?searchHighlight=Circuit%20Breaker&s_tid=srchtitle_Circuit%20B...

5 mesi ago | 0

comparing the minutes values of two tables
try this all(condition1)&&all(condition2)

5 mesi ago | 0

Getting and calculating value from matrix
Yy_new=[new_m(:,1) Yy]

5 mesi ago | 0

Submitted

Linear Regression
Linear Regression one of the supervised machine learning apps. this simple example for the expected profit based on the populati...

Submitted

PMSM Wind Turbine
mini wind turbine based on three phase Permanent magnet synchronous generator How to read this file in MATLAB?

5 mesi ago | 0

why simscap matlab ?
simscape has its physical components block with require the signal pass thought the connection in the both directions, in anothe...

5 mesi ago | 0

5 mesi ago | 0

Submitted

Multivariables-Linear-Regression
linear regression script which can deals with one variable or multivariate linear regression

streak in a character array
cArr = 'aaaaBBc'; streak=0; maxStreak=0; if ischar(cArr) == 1 && isempty(cArr) == 0 for i = 2:length(cArr) if c...

5 mesi ago | 0

How to read and select data from Excel

5 mesi ago | 0

| accepted

how to see Invisible cursor in the Editor window?

5 mesi ago | 0

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:...

5 mesi ago

Question