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Ghazwan


Last seen: 5 jours il y a |  Actif depuis 2016

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omit rows of matrix based on a condition
%If you already know that you need to omit the first and last row only A=A(2:end-1,:); %If you do not know which rows have the...

environ 2 mois il y a | 0

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How to use a 'for loop' with inputs from the output of a previous equation.
gd=[-0.0256,-0.4496,-0.8929,-4.197;0.9758,0.1829,-0.1200,15.369;0.2173,-0.8743,0.4340,13.931;0,0,0,1]; gst0=[1 0 0 33; 0 1 0 -1...

environ 2 mois il y a | 1

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How to add subsequent elements of a vector by a scalar and output the new scalar
A = [1 2 3 4 5 6 7 8] + 3;

environ 2 mois il y a | 0

A répondu
Change value in Matlab table in multiple columns
Say you matrix is A A=[100x100]; for ii=1:length(A(:,1)) for jj=16:41 if A(ii, jj)==3, A(ii, jj)=0; end ...

environ 2 mois il y a | 0

A répondu
find out negative values and specific values, take it out, record those negative and specific values into a text file
The following code should do it. Note that because of the rules you have, you have to skip the first and the last three row. A=...

environ 2 mois il y a | 0

A répondu
How to round numbers in the matrix
Y = round(X,N) % For more info: https://www.mathworks.com/help/matlab/ref/round.html

environ 2 mois il y a | 1

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A répondu
Convert .mat files to csv
xlswrite('MyFile.csv',X,1); X = is the matrix you are trying to save. 1 is the number of sheet. More info https://www.mathwork...

environ 2 mois il y a | 0

A répondu
Modelling ODE in Simulink when input multiplied by ouput
What you are looking for is available here https://www.youtube.com/watch?v=_bzQ1Ws28cg

environ 2 mois il y a | 0

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How can i put a stopping criterion for this bisection method code in matlab?
The code for the bisection method is available here https://www.mathworks.com/matlabcentral/fileexchange/72478-bisection-method...

environ 2 mois il y a | 0

A répondu
Write the matlab code for the following problem
you just need to delete this line Unrecognized function or variable 'torque'. Also, depending on the version you have, you mig...

environ 2 mois il y a | 0

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A répondu
How do I access and plot thetadot vs. time from function I have created?
There are several ways, one of whith would be Dtheta=diff(theta) %theta = values Dtime=diff(time) %time = time values. T...

environ 2 mois il y a | 0

A répondu
find the interpolation of two values.
You need to have X and Y vector arrays. The X values need to incapsulate the requested points. You may use interp1 fucntion. For...

environ 2 mois il y a | 0

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Nesting smaller loops under a bigger loop
assuming you have the value of nrf. Another outside loop would be: sumtable=zeros(4,9); cutoff=20; for ii=1:20 %or whateve...

environ 2 mois il y a | 0

A répondu
Need to correct the matlab code for the question.
clc;clear all;close all; w=1000:10:6000; %Engine 1 a=0.03; b=7.5e-6; T=torque(w,a,b); P=T*2*pi.*w/60; figure(1) plot(w,T...

environ 2 mois il y a | 0

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A répondu
how to split a 4x3 matrix in half
Newarr1=arr1(:,1:length(arr1(1,:))/2) %Note that the number of columns has to be even

environ 2 mois il y a | 0

Question


Contour plot for a non rectangular object
I have this case that I worked out in another software. In the attached file, you can see the X,Y coordinates. The third colu...

environ 2 mois il y a | 1 réponse | 1

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Question


Saving incoming data while using startBackground
Dear All, I am using an NI DAQ device to get some analog signals. Simply, I need MATLAB to read and save the data in the back g...

plus de 3 ans il y a | 1 réponse | 0

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Question


store previous values then use them in simulink
Hello, Let's say that I'm getting y=[1 5 7 2 3] at Time=[0 1 2 3 4 5] in a Simulink simulation. At Time=6, I would like to use...

environ 5 ans il y a | 1 réponse | 0

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Question


Error when deploying simulink model to Arduino
Hello I'm using the built-in example of MATLAB to make an LED blink with Arduino. When I deploy it, it gives me a big error. I a...

plus de 5 ans il y a | 3 réponses | 0

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Question


Running four different independent scripts in parallel
Hello, I have a four cores machine, and I need to run a matlab code on each one of them. Say, I want the four files to run on e...

plus de 5 ans il y a | 1 réponse | 0

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Question


Set of ODEs with an additional condition
Hello, Let's say we have the following system of equations: x'=x+sin(y) y'=y+x And we know the boundary conditions. Also, we...

environ 6 ans il y a | 2 réponses | 0

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Question


Parameter that depends on a State Variable
Hello, I have the following main code clear all; global a1 b1 c1 P0 Sr2 a1=0.01; b1= 4.13; c1=1.250; Sr2=24.83683 ...

environ 6 ans il y a | 1 réponse | 0

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