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Chidvi Modala

MathWorks

Last seen: 5 dagar ago Active since 2019

I am an Associate Application Support Engineer in Engineering Development Group at MathWorks HYD. My areas of interest are Communications, Signal processing and Simulink.

DISCLAIMER: Any advice or opinions here are my own, and in no way reflect that of Mathworks.

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Answered
ip camera Connection not working
Currently there is no support for H264 encoding for IPCam. The video stream has to be encoded in Motion JPEG (mjpeg) format. As ...

ungefär en månad ago | 0

Answered
Anaconda prevents MATLAB from reading files?
CPython is the recommended Python build for use with MATLAB, as noted at the following links: http://www.mathworks.com/help/mat...

ungefär en månad ago | 0

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Error in Parameter Esitmation 'OutputTimes'
A possible root cause of the issue can be repeating time values in the experimental data which get indirectly fed to 'OutputTime...

ungefär en månad ago | 0

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visible light communication for modulation using matlab?
The following links might be of help to you Cognitive based visible light communication Indoor visible light communication V...

ungefär en månad ago | 0

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Way to solve these non-linear equations since fsolve isn't working fine.
The objective function supplied to FSOLVE must return a vector without any Inf or NaN entries. In your case, it is possible that...

ungefär en månad ago | 0

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Can anybody suggest me from where I can learn about model predictive control (MPC) application ? it will be a great help for me.
You may refer to videos provided in the below link Get started with Model Predictive Control Toolbox

ungefär 2 månader ago | 0

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Answered
How to get the peak overshoot from simulink ?
If you have Control System Toolbox, you can use stepinfo. For example, If you save the data in "structure with time format" as "...

ungefär 2 månader ago | 0

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Error using octaveFilter/parenReference in App Designer application
isInputComplexityLockedImpl is converted to isInputComplexityMutableImpl from MATLAB R2021a. So, while defining octaveFilter sys...

ungefär 2 månader ago | 1

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Answered
have Window 10. trying to connect ble devices. However "ble" command shoes: Scanning not supported on Linux. How do I fix this?
Can you execute the following, and let us know the output >> ispc >> ismac >> [status, result] = system('ver');

ungefär 2 månader ago | 0

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Conditionals in argument blocks
You may refer to the following piece of code function v1 = myfunction(shape, varargin) if strcmp(shape,'rectangle') if n...

ungefär 2 månader ago | 0

Answered
xlswrite function works once, then throws error - Error using xlswrite (line 226) Invoke Error, Dispatch Exception: Source: Microsoft Excel Description: Add method of Workbooks class failed
A possible reason for this error can be the COM/ActiveX layer that is started by XLSREAD. In particular, Excel is not able to al...

ungefär 2 månader ago | 1

Answered
Index exceeds number of array elements (1)?
When defining g, you are trying to use km(x(3) - x(1)). Here MATLAB assumes '()' is used for accessing elements in an array. You...

ungefär 2 månader ago | 0

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Can't open property inspector
A possible cause for this error could be, if a prior file(for example a FileExchange download) was "shadowing" a function that w...

ungefär 2 månader ago | 0

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Find indices of matching date times
You can refer to the following piece of code s1 = {'2014-07-28' ; '2014-06-29' ; '2014-07-30'}; s2 = {'2014-08-01' ; '2014-07-...

ungefär 2 månader ago | 0

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Answered
An error was encountered during execution of the HDFEOS library function "GDreadfield".
You might be giving improper inputs to matlab.io.hdfeos.gd.readField. You may execute the following. This opens the source file....

ungefär 2 månader ago | 0

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Compatible GPU's for RL Toolbox
MATLAB R2021a supports Pascal (cc6.x) where cc indicates the compute capability of the GPU architecture. GeForce GT1030 is suppo...

ungefär 2 månader ago | 0

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Answered
I have a m1 macbook air. For the past two days, I can not get Matlab to run on my device. It keeps freezing as soon as I open it.
A possible root-cause of this issue might be the simultaneous initialization of the MATLAB Editor when MATLAB session is initial...

ungefär 2 månader ago | 0

Answered
ı cant update my student matlab licanse
You may refer to the following links https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-err...

ungefär 2 månader ago | 1

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Answered
Matlab crashes when trying to read rosbag
One possible reason can be due to reading all the messages at a time. If we read all the messages with readMessages(bag), then t...

ungefär 2 månader ago | 0

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Want to plot a mesh structure in matlab but in live script this error comes up.
The triangulation object returned from stlread(stlFile) might be empty. Hence the error. You may verify this by executing the ...

ungefär 2 månader ago | 0

Answered
Why my pdf layout so strange when exporting *.mlx to pdf?
I am not sure what else is defined before defining B matrix. When exporting a livescript with MATLAB code in PDF, if the code ...

ungefär 2 månader ago | 0

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sss_stirling_engine not working
The specified example requires Simscape toolbox. You can run the following command in your MATLAB command window to check if the...

ungefär 2 månader ago | 1

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Unable to add Simscape to my library
You can reach out to our Support Team. They would be able to assist you with installation.

ungefär 2 månader ago | 0

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Requested 48000x48000 (17.2GB) array exceeds maximum array size preference. Creation of arrays greater than this limit may take a long time and cause MATLAB to become unresponsive. Error in dtw (line 16) d=(repmat(t(:),1,M)-repmat(r(:)',N,1)).^2; %t
This issue could be due to RAM limitations. You may try the following suggestions: 1.Go to MATLAB > Preferences > Workspace and...

ungefär 2 månader ago | 0

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Answered
Simulink error using dsp.UDPSender in MATLAB function
The following link might be of help to you https://stackoverflow.com/questions/3848357/createprocess-no-such-file-or-directory

ungefär 2 månader ago | 0

Answered
Student wants to use bms addon does the license include it?
You are currently using Academic license. Contact your sales representative to get detailed understanding about your license ter...

ungefär 2 månader ago | 0

Answered
C2000 Embedded Coder: Debug Server Scripting Error
You can refer to the following link where answer to similar problem has been provided https://www.mathworks.com/matlabcentral/a...

ungefär 2 månader ago | 0

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Answered
Unable to meet integration tolerances without reducing the step size below the smallest value allowed
It is useful to set the absolute and relative tolerances to a higher value to avoid this warning. In case of sharp discontinuiti...

ungefär 2 månader ago | 0

Answered
SURFL "elevation" and "azimuth" definition
surfl doesn't have a default viewpoint, the view belongs to the axes. Consider: view(3) [az,el] = view az = -37.5000 el = ...

4 månader ago | 0

Answered
fminunc stopped because it exceeded the function evaluation limit, options.MaxFunEvals = 100000 (the default value).
You may refer to the following documentation on how to resolve this issue https://www.mathworks.com/help/optim/ug/when-the-solv...

4 månader ago | 0

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