Question

Is there a clever way to isolate Simulink Parameter callback workspace?
The |run| command runs a script in the |caller| workspace. That got me thinking that there might be a clever way to run code in ...

6 years ago | 1 answer | 0

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answer

Answered
How do I compare a Simulink Disabled Library Block Against the Library?
One workaround is to put the blocks that you want to compare in there own models and save them as model1 and model2. Then you ca...

6 years ago | 0

Question

Why does the Simulink block mask initialization run twice?
If you are debugging a mask initialization, use the |keyboard| function to stop the code inside the Simulink block mask initiali...

6 years ago | 1 answer | 0

1

answer

Question

How do I compare a Simulink Disabled Library Block Against the Library?
# I made a library block. # I made a model that used that library block and I "disabled" the library link. # I want to compa...

6 years ago | 2 answers | 2

2

answers

Question

Tight Boundary around a Set of Points
I want to draw a tight boundary around a set of points. The code is used below to draw the black boundary around the blue points...

7 years ago | 3 answers | 0

3

answers

Question

Multidimensional array indexing question
I have a matrix |x| that is of size [61 2 45]. linearIndex = find(x(:,1,:) < x(:,2,:)); xAverage = (x(:,1,:) + x(:,2,:))...

7 years ago | 2 answers | 0

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Question

Sundials Solver in MATLAB/Simulink
I noticed that the <https://computation.llnl.gov/casc/sundials/main.html Sundials solver> is implemented and and used someplace...

8 years ago | 3 answers | 0

3

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Large Sparse Rectangular Over-determined Equation System (to reorder or to not reorder)
In |spparms.m| (version 2015b) there is the following note: % Solving rectangular matrices within \ and /: % The ...

8 years ago | 0

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Answered
Large Sparse Rectangular Over-determined Equation System (to reorder or to not reorder)
I found the <https://youtu.be/7ph4ZQ9oEIc video on SuiteSparse> was very helpful. It talked about least square matrix problems a...

8 years ago | 0

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i am solving over-determined system but when i run my code its give me result inner dimension mismatch how to solve it
Your code is a bit cryptic because it is clear you don't know the right MATLAB syntax. So the way I will try to help is guess at...

8 years ago | 0

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Answered
Though the processed signal plays in spectrogram demo , it doesnt play in vlc media player or any other players!!! what do i do now???
How did you write the file to an audio file? Did you use audiowrite? http://www.mathworks.com/help/matlab/ref/audiowrite.html...

8 years ago | 0

Question

Large Sparse Rectangular Over-determined Equation System (to reorder or to not reorder)
I have a sparse rectangular matrix A of size m x n. m > n always. I want to solve this system of equations in a least squares ma...

8 years ago | 3 answers | 0

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Question

pathdef.m, MATLAB upgrade, and Linux
I use a custom pathdef.m on linux. When I upgrade my MATLAB, the pathdef.m file from the previous setup isn't correct anymore be...

8 years ago | 1 answer | 0

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answer

Question

What is the best way to get the name of a variable in a script?
What is the best way to get the name of a variable in a script? The below code works but I am wondering if there is a built-i...

8 years ago | 2 answers | 6

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Question

What is the best way to write a duration type to an Excel file?
I have an array of duration type. I want to write it to Excel and then use it as a time in excel. Is there a recommended way to ...

8 years ago | 2 answers | 0

2

answers

Question

hh:mm:ss string to duration type
I have strings that look like this: '24:06:26' and '7:20:26'. I want a duration type. What is the best way to get this? All I...

8 years ago | 1 answer | 0

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Question

Using Deval with Simulink Output
Is there a way to use |deval| with the output from simulink. |deval| works fine with a solution structure from the ODE integrato...

9 years ago | 1 answer | 0

1

answer

Question

Set of Complex Numbers Symbol in Published Code
How do I use the symbol for the complex number set in latex markup in MATLAB? None of these have worked: \mathbb{C} \Co...

9 years ago | 1 answer | 0

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Answered
Spellcheck functionality in MATLAB editor
Spell check would be great if it only corrected comments. It must not operate on code. I would use it. I use Notepad++ to s...

9 years ago | 4

Answered
Partition Domain Given Data of the Form w = f(x,y,z)
The function below exploits the fact that you can use the point u = [x,y,z] to calculate the partition location of the point. O...

10 years ago | 1

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Answered
How to solve differential equations with parameters using fmincon to find out optimized parameters
You need two functions: # Function to compute derivative. Mine is called "derivative." # Function to compute objective func...

10 years ago | 2

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Answered
How to determine the Voronoi center coordinates knowing ?
This does not deal with the inf's. You will have to replace the infinities with finite values on your boundary to get a better ...

10 years ago | 0

Answered
Voronoi Diagram with Delaunay Triangulation overlay
Try this: clc; clear all; close all; n=5; x = 10*rand(1, n); y = 10*rand(1, n); voronoi(x,y,'--k'); DT =...

10 years ago | 2

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Answered
How to make the attachment like simulation on MATLAB...I can not find how they have done this
Have you tried SimMechanics?

10 years ago | 1

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Answered
How to colour a 3D image with a continuous spectrum of colours
The |patch| command's fourth argument, C, is the color of the that patch. Your C matrix is C=0. That is the problem. Instead ...

10 years ago | 3

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Answered
How can i put my output numbers in for loop to an array
This assumes the bitmaps are all the same size: myArray = [img{:}];

10 years ago | 2

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Answered
How to minimize [sum of four equations] when I have their differential equations with two variables
This is a prime candidate for "grey box" modeling with the "System Identification Toolbox" which has a nice GUI. If you want ...

10 years ago | 1

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Answered
Where can I find a list of built-in example data?
This will work: pathFolderList = strsplit(path(),';'); matFilesOnPath = cell(size(pathFolderList)); matFileCount = 0; ...

10 years ago | 1

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load a file and sort out bad data.
You should use the lower level fgetl which gets one line at a time as a string. You can then parse that line in a while loop. ...

10 years ago | 1

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Answered
How to ignore specific parts of a plot ??
Given the mesh I see in your picture, the following works becuase your elements are not distorted and your edges are very close ...

10 years ago | 2

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