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Chidvi Modala


Last seen: ein Tag ago

MathWorks

74 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

  • Revival Level 3
  • Knowledgeable Level 2
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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...

ein Tag 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...

2 Tage ago | 0

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...

3 Tage 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...

3 Tage 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...

4 Tage 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...

4 Tage ago | 0

| accepted

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

4 Tage 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...

5 Tage 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...

23 Tage 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....

23 Tage 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...

23 Tage 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...

23 Tage 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...

23 Tage 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...

24 Tage 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...

24 Tage 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 ...

24 Tage ago | 0

| accepted

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

26 Tage 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...

26 Tage 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...

26 Tage 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; ...

26 Tage 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...

27 Tage 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 ...

etwa ein Monat 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 ...

etwa ein Monat ago | 0

Answered
HDL Coder custom file header - settings
I am assuming that you are generating HDL code from a simulink model. I attached an example model for reference. Below is the pr...

etwa ein Monat ago | 0

Answered
plot of a function with multiple variables
seriessum = @(n,x,y) symsum((x./y).^i,i,i,n) is equivalent to which is not a valid expression for a function which gives the su...

etwa ein Monat ago | 0

| accepted

Answered
Error in Volume Viewer
You can work around many graphics issues by using the software version of OpenGL® built-into MATLAB instead of using your graphi...

etwa ein Monat ago | 0

Answered
Add-Ons fails
The following addresses/ports first need to be configured on your network in order to allow MATLAB to successfully connect to th...

etwa ein Monat ago | 0

Answered
How to change the Matlab panel color?
I am assuming that you are using MATLAB 2019b. You can change the panel color by going to Preferences>>MATLAB>>Colors. Clear ‘...

4 Monate ago | 0

Answered
Nonlinear iteration is not converging. Try reducing the minimum step size and/or relax the relative error tolerance.
The error comes up when one of the signals in your model is diverging to plus or minus infinity or changing too rapidly based on...

4 Monate ago | 0

Answered
Invalid MEX-file error
You can refer to https://www.mathworks.com/help/matlab/matlab_external/invalid-mex-file-error.html

4 Monate ago | 0

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