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# Ghazwan

Last seen: 12 Tage vor Aktiv seit 2016

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Beantwortet
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...

etwa 2 Monate vor | 0

Beantwortet
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...

etwa 2 Monate vor | 1

| akzeptiert

Beantwortet
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;

etwa 2 Monate vor | 0

Beantwortet
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 ...

etwa 2 Monate vor | 0

Beantwortet
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=...

etwa 2 Monate vor | 0

Beantwortet
How to round numbers in the matrix

etwa 2 Monate vor | 1

| akzeptiert

Beantwortet
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...

etwa 2 Monate vor | 0

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

etwa 2 Monate vor | 0

Beantwortet
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...

2 Monate vor | 0

Beantwortet
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...

2 Monate vor | 0

| akzeptiert

Beantwortet
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...

2 Monate vor | 0

Beantwortet
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...

2 Monate vor | 0

Beantwortet
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...

2 Monate vor | 0

Beantwortet
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...

2 Monate vor | 0

| akzeptiert

Beantwortet
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

2 Monate vor | 0

Frage

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...

2 Monate vor | 1 Antwort | 1

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Antwort

Frage

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...

mehr als 3 Jahre vor | 0 Antworten | 0

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Antworten

Frage

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...

etwa 5 Jahre vor | 1 Antwort | 0

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Frage

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...

mehr als 5 Jahre vor | 3 Antworten | 0

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Frage

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...

mehr als 5 Jahre vor | 1 Antwort | 0

### 1

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Frage

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...

etwa 6 Jahre vor | 2 Antworten | 0

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Frage

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 ...

etwa 6 Jahre vor | 1 Antwort | 0

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