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Vandana Rajan

MathWorks

Active since 2016

I work at MathWorks and I am a signal processing engineer by education.

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  • Knowledgeable Level 2
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Answered
How to add location of dll files to the system path.
If you are referring to MATLAB path, then you can add paths using the function 'addpath'. <https://in.mathworks.com/help/matl...

3 years ago | 0

Answered
simulink data process in batch
Hi, Let me give you an example solution. I have a Simulink model, which takes input data using 'From Workspace' block, perf...

4 years ago | 0

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Answered
Simulink: THERMAL resistor with variable resistance during simulation
Hi, You can create a custom component for your use case. <http://in.mathworks.com/help/physmod/simscape/lang/model-linear...

4 years ago | 0

Answered
How to get billing support?
Hi, Did you try contacting your credit card company and inform them that the purchase cycle was incomplete? I don't think Ma...

4 years ago | 0

Answered
How to obfuscate the code in a matlab app before packaging it?
Hi, As a workaround you can create a single MATLAB function as a .M-file that starts a p-coded MATLAB function. You can p-cod...

4 years ago | 1

Answered
How do I download webmap data and show it in a MATLAB figure with geoshow() but the webmap is not embeddable.
Hi, Currently, there is no documented functionality to insert the webmap into a panel or a Figure window. The user could dock...

4 years ago | 0

Answered
Is there any way to increase the density of curve samples?
Hi, Why don't you use the 'interp' function to interpolate the data and then plot it? Below is an example code snippet from t...

4 years ago | 0

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Answered
Distance between Cameracenter and Principalpoint
Hi, The intrinsic parameters fx and fy are given by fx = F*Sx and fy = F*Sy, where F is the actual physical focal length (in ...

4 years ago | 0

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Answered
Importing a 3D model for "plot3" visualization?
Hi, You might find this useful <https://in.mathworks.com/matlabcentral/fileexchange/22409-stl-file-reader>

4 years ago | 1

Answered
Object property as function argument
Hi, You may see the code below. This doesn't throw any error. classdef MyClass properties myproperty = c...

4 years ago | 0

Answered
I want to install MATLAB Compiler Runtime (MCR), do I need pay for license of MCR?
From R2012a onwards, anyone can freely download MCR from the website <https://www.mathworks.com/products/compiler/mcr.html> ...

4 years ago | 1

Answered
Hi,I have a 36*35 image matrix, I want to resize it to 224*224*3 .what should I do?
Hi, You can use ' <http://www.mathworks.com/help/images/ref/imresize.html imresize> ' and ' <http://www.mathworks.com/help/ma...

4 years ago | 0

Answered
Is there a full definition of block priority that's missing (R2011a) ?
Hi, Could you also try by making the subsystem as an atomic unit? For this, tick the check-box, 'Treat as atomic unit' for th...

4 years ago | 0

Answered
I have written the code to convert the RGB to different color ,in the command window result is correct but the resulting image was not displayed
Hi, It seems that there are some problems with the conditions you are giving. a(i,j,k)<=120 includes all values below 120,...

4 years ago | 0

Answered
Why does my neural network always output 0.05?
Hi, Could you please try the code by reducing the value of 'SparsityRegularization' (not 'SparsityProportion') or just settin...

4 years ago | 0

Answered
How to separate string data and convert it to number?
Hi, ' <http://www.mathworks.com/help/matlab/ref/ismember.html ismember> ' function can help you here. >> [e_val, e_pos] ...

4 years ago | 1

Answered
Where is Pure Pursuit class located? Is it available for free?
Hi, Yes, you are right. Pure Pursuit is a part of Robotics System Toolbox. You can use it only if you have the toolbox in you...

4 years ago | 0

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Answered
spherical variogram model function help
Hi, You may check the size and type of variables inside your code, before deciding on what action to perform. Functions li...

4 years ago | 0

Answered
Unable to save figures from figure window in matlab R2016b
Hi, One potential cause for this issue is if there are built-in MATLAB functions that are being overridden by the user code. ...

4 years ago | 1

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Answered
How to compare column A and B and give corresponding output for input provided
Hi, You may use the following code. Last 3 lines may be put inside a loop for repetition. x = string(['MH12GJ8059'; 'CH15...

4 years ago | 0

Answered
Why do I keep getting a timeout error when I try to manually configure a webcam?
Hi, GETSNAPSHOT is meant as a convenience function to grab one frame from a camera, and in this process, it starts the camera...

4 years ago | 2

Answered
How can I create an updated true false array from inputting values through a word search? (via user defined functions)
Hi, I have made some code according to my understanding of your query. wordlist = {'Office' 'Desk' 'PC' 'Chair' 'Pen' '...

4 years ago | 0

Answered
I have a folder of 20 images that I need to shrink down to the size of the smallest image.
Hi, You may try implementing some image resampling techniques. The same algorithm can be used for shrinking as well as enlarg...

4 years ago | 0

Answered
How can I perform image segmentation on a multidimensional 256x256x124 uint8 MRI scan of the brain?
Hi, You seem to be having an image stack of 124 images each of size 256x256. The following MATLAB example describes explor...

4 years ago | 0

Answered
Simple operations with symbolic variables
Hi, To understand how much time a particular MATLAB code takes to execute, you can use the 'tic' and 'toc' functions. http...

4 years ago | 1

Answered
How to find variance and std in matlab without using zeros in matrix?
Hi, You can use nanvar and nanstd functions in statistics toolbox. >> b = pm2d; % just to retain the original matrix ...

4 years ago | 0

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Answered
how can I access/change data in images.geotrans.PolynomialTransformation2D object?
Hi, I tried the example given in https://www.mathworks.com/help/images/ref/images.geotrans.polynomialtransformation2d-class.h...

4 years ago | 0

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Answered
How do I use imagesc to plot OTF
Hi, Have you seen the example given in this link https://www.mathworks.com/help/images/ref/psf2otf.html PSF = fspeci...

4 years ago | 0

Answered
How to search a given radius circle by hough transform ?
Hi, The MATLAB function 'imfindcircles' finds circles (using circular Hough transform) in an image whose radii are approximat...

4 years ago | 0

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Answered
How to divide an image into upper and lower regions
Hi, These links might be useful for you. https://www.mathworks.com/help/images/examples/measuring-regions-in-grayscale-i...

4 years ago | 0

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