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Chidvi Modala


Last seen: 3 jours ago

MathWorks

81 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

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  • Knowledgeable Level 2
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Answered
problem with building PX4 code using simulink
Before deploying code to any Pixhawk board from Simulink, it is required to reconnect the board to the computer. After reconnect...

30 jours ago | 0

Answered
Matlab cant open rip
You can refer to this

30 jours ago | 0

| accepted

Answered
Cannot get a feedback by serial connection from a device
You can refer to the following documentations https://in.mathworks.com/help/instrument/serial-warning-unable-to-read-any-data.h...

30 jours ago | 0

Answered
Using 'plotResiduals' in a for loop.. is it possible to using indexing to store the results and plot then together?
It appears that plotResidual respects "hold on" for other than probability plots. You can create the probability plot directly u...

30 jours ago | 0

| accepted

Answered
d2c not giving the same results for the same input
c2d function is used to convert model from continuous to discrete. Since, continuous data is truncated into discrete domain, the...

environ un mois ago | 0

Answered
Algebraic state in algebraic loop containing 'RK/Subsystem/Subsystem/Divide2' computed at time 0.0 is Inf or NaN. There may be a singularity in the solution. If the model is correct, try reducing the step size (either by reducing the fixed step siz
myFile.mat doesn't contains PV and PUSE variables and there is 'from file' block extracting data from untitled.mat. Can you prov...

environ un mois ago | 0

Answered
Code Generation: Subsystems cannot have the same name caused by Matlab function
You may need to specify Unique Function Interface Names Each function interface corresponding to the same reusable library subs...

environ un mois ago | 0

Answered
How do I also get headers for a table extracted in an SQL query
From my understanding, you are trying to get column headers from table. When the SQL script executes, it returns two cursor obje...

environ un mois ago | 1

Answered
I don't want Matlab translated to Spanish
You can refer to this documentation to translate the MATLAB documentation to the preferred language If your UI elements also ke...

environ un mois ago | 1

| accepted

Answered
Host computer Bluetooth connection to Mindstorm EV3
The following are few errors, their corresponding reasons and workarounds to connect to legoev3 Case 1: Error: >> myev3=legoe...

environ un mois ago | 0

Answered
Polynomial eigenvalue problems as linear eigenvalue problems and function 'polyeig'
You can use eigs function to calculate the eigenvectors of a sparse matrix, or to calculate the eigenvalues of a sparse matrix t...

environ un mois ago | 0

| accepted

Answered
Close Matlab panels in tiling window manager
You may go to Preferences >> Keyboard >> Shortcuts and check if Active settings are properly set to "Windows Default Set" instea...

environ un mois ago | 0

Answered
multiple object tracking accuracy (MOTA)
You can use trackErrorMetrics to evaluate the accuracy of tracking. trackErrorMetrics provides multiple root mean square (RMS) e...

environ un mois ago | 0

Answered
Mex Visual Studio C/C++ compiler
You can find answer to a similar question here

environ un mois ago | 0

Answered
Problem with cascading two buffers in Simulink
Hi, From my understanding you are trying to get the 1512 datapoints starting from zero by using the buffer of length 42112. W...

environ un mois ago | 0

Answered
Is there a .mat file that stores the topography of the other planets or moon?, like topo.mat on Matlab defines the topography on Earth.
The data file, topo.mat, containing Earth’s topographic data is used for the purpose of providing examples. This data is availab...

environ 2 mois ago | 0

Answered
Issue Installing MATLAB 2019
From my understanding 403 Forbidden is returned when a user requests a media or web page that the server does not allow them to....

environ 2 mois ago | 0

Answered
How to define a continuous range?
If you can provide the time it is taking to plot the graph by using tic and toc, it will be helpful. Because it is taking just 3...

environ 2 mois ago | 0

Answered
Month function - License checkout failed
“month” function is present in both MATLAB and Financial toolbox. Distinguishing the datatime method called “month”, from the Fi...

environ 2 mois ago | 0

Answered
Simulink Hardware Tab Missing
The link you are referring to, is from MATLAB 2019b documentation. It’s because when you search for MATLAB documentation, by def...

environ 2 mois ago | 0

| accepted

Answered
Kalman filter accelerometer, gyroscope and magnetometer
Hi, From my understanding, you are trying to extract data from the .txt files and use the data to design Kalman filter You can...

environ 2 mois ago | 0

Answered
when I run my simulink model the error found is "Domain error. To compte complex results from real x, use 'log(complex(x))'." im having a function block in my model. my license no is 1119172
I am assuming that you are providing a negative value as input to log function in your code. If you supply a value less than zer...

environ 2 mois ago | 0

Answered
ButtonDownFcn on children of UIFigure
From my understanding, you are trying to add a callback for ButtonDownFcnof the UIFigure to trigger the callback, when clicking ...

environ 2 mois ago | 0

| accepted

Answered
GPU coder can't have huge matrix as output?
You can find answer to a similar question here

environ 2 mois ago | 0

Answered
ctrb function and syms error
Controllability matrix for a system is given by Where A is nxn constant matrix and B is n by m constant matrix. The error occu...

environ 2 mois ago | 0

Answered
vision.Videoplayer in app
You can add a ButtonPushedFcn callback for button and add your code for viewing video from a USB camera For your reference, Yo...

environ 2 mois ago | 0

Answered
Filling pie graph partitions without the Pie command
You can make you of following code function pie_chart % Define quadrants and color r1 = 1; ...

2 mois ago | 0

Answered
Arduino with 2019b connection issues
Try setting the variable arduinoio.IDERoot to an address which the user has access to write and read For Example: arduinoio.I...

2 mois ago | 0

Answered
using 2 variables in one for loop
for loop executes a group of statements in a loop for a specified number of times with a single index. In my understanding, you ...

2 mois ago | 0

Answered
Error while calling place()
From my understanding, 'place' function is not supported for code generation. Not all built-in functions are supported for code ...

2 mois ago | 0

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