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Chidvi Modala


Last seen: Today

MathWorks

114 total contributions 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.

Chidvi Modala's Badges

  • Knowledgeable Level 3
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Answered
deploy c++ shared library, generated from matlab, in cpp
These link errors might occur because Visual C++ by default builds projects to target 32 bit platforms however you are using a 6...

2 giorni ago | 0

Answered
Is there a way to use the logged user information from the new Web App Server, inside an app? Like the name of the user on the right top corner?
You can make use of the following commands for user information getenv('UserName') getenv('UserProfile') getenv('UserDomain')...

2 giorni ago | 0

Answered
Meaning UL and ULL in Code Generation?
The data types that are generated depend on the target platform and compiler. UL here stands for unsigned long datatype and ULL ...

4 giorni ago | 0

Answered
Bug in TabGroup appearance in AppDesigner (R2019b)
This is a bug. I have brought this issue to the notice of our developers and will try to fix it in future releases.

9 giorni ago | 1

Answered
vartestn error line 272
Are you trying to use the Levene's tests for data with a single group?

24 giorni ago | 0

Answered
libSVM problem related to Compiler in MATLAB2017b , Window 8 (64 bit)
This error may be due to a corrupt installation of the MinGW compiler. To solve this issue, please re-install MinGW: https://i...

25 giorni ago | 0

Answered
How to execute C++ scripts and functions which I need to call from MATLAB (2019a) scripts/functions?
To create and use a MEX file, you may need to: Determine and install a supported compiler for your MATLAB release. Execute 'me...

28 giorni ago | 0

Answered
libSVM problem related to Compiler in MATLAB2017b , Window 8 (64 bit)
You may search for "MATLAB Support for the MinGW-w64 C/C++ Compiler" in the MATLAB Add-ons menu. You can then install the suppor...

28 giorni ago | 1

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Answered
Using Matlab compiler which(filename) can not locate file
I tried generating executable for the following piece of code in MATLAB R2020A function code() filename = 'abc.m'; str = whic...

28 giorni ago | 0

Answered
Undefined operator '==' for input arguments of type 'struct'. netcdf files
In the provided code the resultant variable 'ncFilename' is of struct datatype. By doing this ([myFolder ncFilename]) operation ...

28 giorni ago | 0

Answered
Bug in TabGroup appearance in AppDesigner (R2019b)
This looks like an expected behavior. When you first create TabGroup_parent, the highlighted region will be around the TabGroup_...

28 giorni ago | 0

Answered
Error in fmincon - getIpOptions is coming as unrecognized function or variable
The file 'getIpOptions.m' should be stored in the directory identified below. You can run this line of code which should open th...

28 giorni ago | 0

Answered
Finding segmented triangle area of polygon
You can make use of the following code to capture the area of each triangle and also to find the area of entire polygon functio...

28 giorni ago | 0

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Answered
How do I create a single square wave of variable duty cycle and length.
From my assumption, you are trying to generate a square wave which looks like in the below image, when length_of_wave is 100, nu...

28 giorni ago | 0

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Answered
Stateflow String Output - cannot assign string type to variable
Characters are not valid Simulink signal types - only numeric, fixed-point, enumerated and bus types (with elements of supported...

circa un mese ago | 0

Answered
I have this error whenever I try to define a fixed interval. How could I solve it?
It looks like you are not having license for 'Fixed-Point Designer' toolbox. You can try the trial version of this toolbox by in...

3 mesi ago | 0

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Answered
I am getting error in qammd function, how to over come this?
I assume cpnvenc is actually convenc function. qammod(data,M) modulates input signal data by using QAM with the specified modu...

3 mesi ago | 0

Answered
Warning: Some input or output names are repeated.
InputName property of tf function is used to identify channels on model display and plots. When sys.u is assigned to {'x1';'x2'...

3 mesi ago | 0

Answered
Moving / Changing / Editing the Position of Nodes on Blocks Without Resizing the Blocks
Changing the position of nodes on blocks without resizing the block is not available in Simulink. You can refer to this docuemt...

3 mesi ago | 0

Answered
how to add toolbox or library in matlab or simulink
To install new toolboxes, rerun the MATLAB installer to add any additional products not currently included in your installation....

3 mesi ago | 0

Answered
Incorrect values using ytickformat
The ytickformat function controls how tick label strings are automatically calculated based on tick values, but only if the user...

3 mesi ago | 0

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Answered
How to install 'Standalone Desktop App' in app designer
MATLAB Compiler lets you share MATLAB programs as standalone, MapReduce, and Spark™ applications; web apps; and Microsoft Excel ...

3 mesi ago | 0

Answered
Speed up access to object property
One workaround would be, one can recast the object to a struct type in the storage class as A= struct(obj); and perform the prop...

3 mesi ago | 0

Answered
can someone solve this?
stem(ny,y) plots the data sequence, y, at values specified by ny where ny and y should be of equal length. But in the provided c...

3 mesi ago | 0

Answered
optimization problem exceeding high limit
As nl2 function definition is not known I am unable to reproduce the error. With the provided information, Setting lower bond eq...

3 mesi ago | 0

Answered
Visual Studio 2017 for SLRT set up error
To create and use a MEX file, you will need to: Determine and install a supported compiler for your MATLAB release. You can fin...

3 mesi ago | 0

Answered
What does in the stlwrite command the optional argument SolidIndex exactly do?
stlwrite(TR, filename) writes a triangulation TR to a binary STL file 'filename' in the order left to right. For example P = [2...

3 mesi ago | 1

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Answered
BCH code parameters for DVB S2
The BCHEncoding in DVBS2 standard uses shortened code. bchenc function supports creation of full-length BCH code(Code word lengt...

4 mesi ago | 0

Answered
CodewordLength for BCH encoder
Hi, Here are few points which may be of help to you According to the documentation of comm.BCHEncoder default value of M is 1...

4 mesi ago | 0

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Answered
MATLAB 2017b running very slow.
MATLAB may be running slowly because you have a limited amount of RAM (i.e. under 128MB). The RAM used by MATLAB at runtime is ...

4 mesi ago | 0

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