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Madheswaran


Last seen: Today |  Active since 2024

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Answered
generate random numbers among each non zero column elements
Hi Chaoyang, Based on your reply to Jonas, I understand that you would like to get one random row index of any non-zero value ...

3 days ago | 1

Answered
Save image to a new word document
Hi Miguel, You can use MATLAB's 'actxserver' to interact with Microsoft Word to achieve your desired task. Below is a minimal e...

3 days ago | 0

Answered
Failed to run led demo in external mode at the raspberry pi 4B with simulink
Hello Chen, Upon reviewing the error log, it appears that the file 'tmwtypes.h' cannot be located during the code build process...

5 days ago | 1

Answered
how to halt a for loop in an external function called from mlapp by using a stop button in the mlap app
Hi Andrew, The error occurs because MATLAB functions can't automatically access properties of the App object unless you explic...

5 days ago | 0

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Answered
Changing Pushbutton BackgroundColor for 0.1 second
Hi Day Hong Kim, To change the background color of a push button, you can adjust the 'BackgroundColor' property. If you intend ...

5 days ago | 0

Answered
Extracting sub matrix from sparse matrix
Hello Daniel, You can access elements of a sparse matrix using the syntax 'S(I, I)', where I is an array of indices and 'S' is ...

7 days ago | 0

Answered
Finding Indices of Duplicate Values to create a new array
Hi David, You can use 'unique' function in MATLAB to get the unique categories in the 'Region'. After that, I have used logica...

7 days ago | 0

Answered
How do I connect between the Simscape Specialized Power System blocks to simulink blocks?
Hi @Varun, You can directly connect Simscape Specialized Power System blocks with Simulink blocks, without the need of any conv...

1 month ago | 0

Answered
one multiplot figure instead of many partially filled figures
Hi @Elzbieta The behavior you are facing is because you are saving figure (using 'saveas') inside the loop. Each 'saveas' call ...

1 month ago | 0

Answered
simulation of the target
Hello @bouchra turki To achieve a seamless transition between the 'rectangular' and 'circular' sections of your plot, consider ...

1 month ago | 0

Answered
I have a txt. file used in a function. I need a variable in the txt. file to cycle through different values (for loop), and the function needs to run for each value.
Hi @Cornelia, You can read and evaluate the text file, without modifying/cleating a new text file with the following approach. ...

1 month ago | 1

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Answered
webwrite returns status 405 "Method not Allowed"
Hi @Lane Bekow, I assume that you would like to get the X-Ray properties of the different elements from https://henke.lbl.gov/...

1 month ago | 0

Answered
How to test a function containing "waitfor" function without external user input?
Hi, Starting from MATLAB R2024b, you can programmatically interact with alert and confirmation dialog boxes using 'chooseDialog...

1 month ago | 2

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Answered
webwrite returns error 405, how to find its detailed cause?
Hi @Sven Larsen To access GraphQL data from the server using 'gzip' encoding, please consider the following adjustments to your...

1 month ago | 0

Answered
How to write a function.
Hi @Peyton, This seems like a homework question, so I will give you a headstart, from which you can pick up. Learn how to write ...

1 month ago | 0

Answered
Can anybody tell me why my windrose program doesn't plot the right graph and the cardinal directions change back to degress after selecting a date?
Hi @Markus The issue occurs because the polar axes settings are not being maintained after plotting new data. When plotting new...

1 month ago | 0

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Answered
how can i download a model exsample from matlab
Hi @Zeko Zain, To copy an example and supporting files onto your system and open the example in MATLAB, click the 'Copy Command...

1 month ago | 1

Answered
Controlling aspect ratio for tiled layout
Hi @AR, To get equal heights among all the three subplots you can follow the blow approach: % Create figure with fixed size i...

1 month ago | 0

Answered
Document Browser can't be opened
Hi @Xin Tan I suggest the following steps as a workaround to view the documentation page: Clear the cookies and site data for ...

2 months ago | 0

Answered
how to extract a list of unique words from a set of one row strings
Hi @Harrison, I am assuming the following: 'updatedDocuments' is an array of 'tokenizedDocument' Each document contains text...

2 months ago | 0

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Answered
How to append data into an Excel File when writing data in a loop.?
Hi The 'xlswrite' function is not recommended starting from MATLAB R2019a. To write a column vector into an Excel file, you can...

2 months ago | 1

Answered
Is there any autosave option for tests results in test manager?
Hi @Iñaki Eizaguirre, Starting from MATLAB R2024b, you can view test and coverage results for the five most recent previous run...

2 months ago | 0

Answered
How to programmatically modify parameters in the workspace
Hi, Here's how you can programmatically modify the Simulink Model Workspace: my_model = 'HevP2OptimalController'; load_system...

2 months ago | 0

Answered
Find closest values from two different matrices
Hi, If XY data lies in different coordinate system (say Cartesian coordinate system), then, finding the "closest point" betwee...

2 months ago | 0

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Answered
My structures are not displaying in the variables viewer
Hi @Paul de Krom, The error you are experiencing appears to be due to some corruption in the MATLAB preferences when the MATLAB...

2 months ago | 0

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Answered
UItabgroup does not save position within UIfigure using saveas or savefig
Hello @Bennett The problem you're experiencing with saving figures appears to be resolved in Update 6 of MATLAB R2022a. I recom...

2 months ago | 0

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Answered
Graphics Incompatibilities in Control System Toolbox between R2024a and R2024b
Hi, As you can notice, while running in MATLAB R2024b, the `findobj` function returns only six lines: three with the tag `BodeM...

4 months ago | 0

Answered
how to display (3000x4000x4) matrix as image in matlab
Hi, To display a 3000x4000x4 matrix as an image in MATLAB, it is essential to understand the representation of the four channe...

4 months ago | 2

Answered
Zoomable plots in HTML reports
Hi, As of R2024a, MATLAB does not have a built-in function that exports a figure which contains interactive features to HTML. I...

4 months ago | 0

Answered
gplotmatrix compatability with tiledlayout
Hi Adam, The issue you are encountering is because figure created using the ‘tiledlayout’ gets overwritten when you plot using ...

4 months ago | 1

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