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# Moe_2015

86 total contributions since 2014

Always happy to help

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Intro to Astrodynamics: Kepler's Problem
For a satellite traveling in a circular orbit, the location of the satellite can be described by the True Anomaly, the angle tha...

2 months ago

Solved

2 months ago

Solved

Count the Number of Undirected Cycles in a Graph
Given a symmetric adjacency matrix, determine the number of unique *undirected* cycles. For example, the graph represented by...

2 months ago

Unable to unlock simulink library blocks
Had this happen to me recently. 1) Open the Library 2) Unlock it 3) Click on Diagram -> Unlock Links to Library 4) S...

2 years ago | 2

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Combining matrix of different dimension.
One solution: Matrix1 = [ 2 2; 0 0]; Matrix2 = [1 1;0 0]; Matrix3 = [2 2 2 2;3 3 3 3]; [reshape(Matrix1',1,4);...

2 years ago | 1

'Index exceeds matrix dimensions' error
theta(i) is not defined after the first index. You set theta(1) but then never do anything with theta again. So when you say the...

2 years ago | 0

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Why does this SIMPLE code not work
In the last line, you are just printing to the screen the result you got in the 2nd line. If you want f1 to be calculated again ...

2 years ago | 0

please give me matlab code for
Since you did not provide info on what you want and put no effort into your question for us to even know how to help you, I have...

3 years ago | 1

I have a matrix A of order 3 X 7 and C is a matrix made
B=A\C B = 1.0000 0.3445 -0.0766 0 0 0 0 0 0 0 ...

3 years ago | 0

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I am trying to create a function form a vector from my matrix and I do not understand where my mistake is?
You should avoid using a for loop here. You can do something like this: function myVector=combined(myMatrix) myVect...

3 years ago | 0

How to store string values from a for loop into a cell array?
prompt = 'Enter a number: '; x = input(prompt); for i=1:x user_string = input('Enter a string: '); all...

3 years ago | 0

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hi , I've got code shows more than the result because of the Loop . The question now is how do I store the result in array ​​in order to call this values [a] again
Do you just want all the values of "a" stored in a 1D array? If so you can do this: n=[4;5;6]; phi=[3;4;5]; s=[2;3;4]; o=3;...

3 years ago | 0

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This is how you can do it according to the Mathworks Support Team: <https://www.mathworks.com/matlabcentral/answers/99265-how...

3 years ago | 0

How to count up matrix values for specific number of positions specified by other matrix?
You can do this: experiment_10=find(A==10); first_five_trials=B(experiment_10(1:5)); correct_trials=sum(first_fiv...

3 years ago | 0

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Why do I have to register in order to watch some webinars?
I would assume MathWorks likes to gather information on how many people are showing interest and watching the webinars. Also, it...

3 years ago | 3

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While loop isn't terminating even though the expression is 0
I think what you need to do is the following (by the way, I don't know what your code is doing but I think it should be > 0.001 ...

3 years ago | 1

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If I purchase and Install Matlab (Home Version) and several add ons on my laptop, can I later uninstall from my laptop and install on my workstation at home (i.e., move the software and accessories)?
You should be able to according to the MathWorks Support Team: <https://www.mathworks.com/matlabcentral/answers/96878-how-do-...

3 years ago | 0

Subscript indices must either be real positive integers error? Can't figure out why
It is because of this line: h(i)=sum(S4(i,[0:y])); You cannot access column 0 of a matrix in MATLAB. MATLAB indices star...

3 years ago | 0

2x2 matrix multiplied by a 2x1 column vector gives erratic results
That is not how matrix multiplication works at all. For a matrix and a vector: A= [1 2 v= [1 3 4] ...

3 years ago | 0

How to deactivate trial version
The link below answers your question. Basically, you cannot deactivate a trial version. However, you can contact a Sales Represe...

4 years ago | 1

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Does matlab support Kinect Xbox One sensor for capturing depth images ?
Yes, according to this link, Microsoft Kinect for Windows v1 is supported since MATLAB R2013A. The Kinect v2 (which is identical...

4 years ago | 0

can be a compression rate 100%,200%----1000% also send me a equation to calculate compression rate.
Do you mean compression ratio? Because with a simple search it looks like the equation is easy to use. Also if you are asking ca...

4 years ago | 0

Here is a list of all the MATLAB toolboxes. You have to purchase a toolbox in order to download it. Just click on the toolbox yo...

4 years ago | 1

Writing to a new matrix after filtering outliers form original matrix
This should work. Basically run another index called "k" as a sum that only increases when the inequalities are satisfied. ...

4 years ago | 0

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Inner matrix must agree
It's because of the x variable. Your x variable is a row vector of a 100 elements. When you use "*" by itself it is doing matrix...

4 years ago | 0

how to extract data in the structure to individual vector variable?
This should be pretty straight forward. You can do this: %Assuming a structure name of Structure Time=Structure.time; ...

4 years ago | 0

how to create a half cosine wave
If you are talking about plotting a half cosine wave you could do something like this: t=-pi/2:0.0001:pi/2; plot(t,cos(t...

4 years ago | 0

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I would recommend that you read MathWorks documentation as it is very helpful. Here is a link where they show you how to solve a...

4 years ago | 0

Script for plotting two graphs on the same window
I think what you are looking for is the hold command. Your code should look something like this: hold on %by setting ...

4 years ago | 0