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Ashutosh Prasad

MathWorks

Active since 2018

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All of my responses and activities reflect my personal independent views and has nothing to do with Mathworks.

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Is it possible to draw and display circles in a multiframe TIFF video?
You can read the tiff video file frame by frame using the read function. Follow this link for an example on drawing a circle on...

6 years ago | 0

Answered
how to get the boundaries of white part only
You can easily do that using the concept of edge detection. Follow this link to get the detailed explanation and the code exampl...

6 years ago | 0

Answered
HDL Verifier R2018b or earlier with Modelsim PE Student Edition
Yes, you can use Modelsim with HDL Verifier. Please follow this link to configure Modelsim to se with HDL Verifier. https://www...

6 years ago | 0

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Answered
Matlab GUI and Arduino code running together ?
Yes, that is possible. Follow these links for more details on using Arduino with MATLAB https://www.mathworks.com/videos/using-...

6 years ago | 0

Answered
How to generate a complex gaussian noise with matlab?
You can follow this answer if it helps https://www.mathworks.com/matlabcentral/answers/25159-complex-gaussian-noise-signals-wit...

6 years ago | 0

Answered
How can I programatically change the size and position of a user-defined mask in simulink?
You can use set_param to set the 'Position' parameter of the mask. >> set_param(gcb, 'Position', [180, 30, 290, 230]) Follow t...

6 years ago | 0

Answered
How to store data from iterative processes?
You can create structure array in each iteration and add the fields 'Time' and 'Coordinates' for each frame.

6 years ago | 0

Answered
How to create a "Process Model" in Simulink?
You can use the Transfer Fcn block to model the rational part of the transfer function and then use the Transport delay block in...

6 years ago | 0

Answered
Serial Data via COM-Port to Simulink
You can try using the ASCII encode block to encode the serial data to ASCII string and since you know the string at the beginnin...

6 years ago | 0

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Answered
System of equations giving empty solution
To solve a system of linear equation using the function 'solve', you need to input each of the equations in the symbolic represe...

6 years ago | 0

Answered
How can I get the input arguments of a function and save them into an array ?
You can define your function with a variable length argument list using <https://www.mathworks.com/help/matlab/ref/varargin.html...

6 years ago | 0

Answered
Matlab executable doesn't recognize 'sim' and Simulink model
In order to interface the Simulink model with compiled MATLAB code you will need to build your model as an RSim executable (usin...

6 years ago | 1

Answered
How do I include multiple functions in the MATLAB function block in Simulink?
You can have the functions saved as separate .m files in the same directory where your model is saved.

6 years ago | 0

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Answered
Plot Impedance Diagram from values
From what I understand is that you have complex valued Voltages(Volt) and Currents(Cur). To get the impedance value for a partic...

6 years ago | 0

Answered
how to filter a point cloud according to the color of the points?
You can use simple image segmentation techniques to segment out the yellow portions of the image. A very basic approach would be...

6 years ago | 0

Answered
Finding area of air bubbles
You can use the Region Growing technique to highlight only the air gaps in the image. For this you might need to have an idea of...

6 years ago | 0

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Answered
Array indices must be positive integers or logical values Error
The error that you are getting is because of the way you are defining the h vector. Your definition creates an empty vector with...

6 years ago | 0

Answered
I am using the videoPlayer function from the Computer Vision tool box. The example script I got from Mathworks is working Ok. I am having a problem saving video
Hey You can use the <https://www.mathworks.com/help/matlab/ref/videowriter.writevideo.html writeVideo> function to save the v...

6 years ago | 0

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Answered
Passing a block paramater value from App Designer to Simulink
The quotes in the third argument of the set_param command seem quite unnecessary. If app.Mode1.Value holds a numerical value you...

6 years ago | 1

Answered
App Designer ListBox and DropDown selection number
Hello You can use the ItemsData property of the app.DropDown class to specify whether you want the app.DropDown.Value to be ...

6 years ago | 4

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Answered
Using MATLAB to collect and store data from INVESTOPEDIA
You can try the <https://www.mathworks.com/help/matlab/ref/webread.html webread> command to read the table from the url by setti...

6 years ago | 1

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Answered
tracking of moving particles
Hey, You can use Lucas-Kanade-Tomasi Tracker (KLT Tracker) Algorithm to detect the trajectory of a moving particle in a video se...

6 years ago | 0

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Answered
Capturing and Saving an image of a running using code in Matlab's Appdesigner
Hello, In MATLAB Appdesigner, the created apps are displayed in UI figure which is different from the conventional figure in ...

6 years ago | 2

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