Bhavana Ravirala
MathWorks
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I am Full-time engineer at MathWorks. Disclaimer: Any advice or opinions here are my own, and in no way reflect that of MathWorks.
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3 of your answers have been accepted
Awarded to Bhavana Ravirala on 08 Sep 2022
Provide your first answer ever to someone else's question
Awarded to Bhavana Ravirala on 25 Jan 2022
Feeds
Several Floaters moving on Faraday waves
Hi Thierry, I understand that you are getting the error ‘Arrays have incompatible sizes for this operation’ while you are runni...
2 years ago | 0
How to find Intersection point of plane and vector/line in 3d
Hi Ankur, I understand that you are unable to calculate the intersection point ‘I’. When I try to run the code at my end, I am...
2 years ago | 0
| accepted
Which block is this?
Hi Apoorv, I understand that you want to recognize the block which you shared. This is the ‘Buffer block’ in the DSP Toolbox. I...
2 years ago | 1
| accepted
Crah problem , matlab not working
Hi Shikha, This error can occur when the Java Garbage Collector has exceeded its overhead limit. You can eliminate this error...
2 years ago | 1
How to normalize a matrix or array?
Hi Mirza, I understand that you want to replace each row with the average of all the elements in that row. A = [0 1 1; 2 3 2; ...
2 years ago | 0
Replace elements of each matrix within a cell array
Hi, I understand that you want to vectorize cell fun assignment. You can use the ‘cellfun’ to apply a function to each elemen...
2 years ago | 0
| accepted
How to generate 1 cycle of a ppg signal repeatedly?
Hi Anupma! I understand that you want to repeat the signal that you have generated. You can use ‘repmat’ function for this oper...
2 years ago | 0
| accepted
Error with Cheb function
Hi, The error you received indicates that the operator fails to evaluate the initial guess. To resolve this error, we can assig...
2 years ago | 0
Programmatically add annotation with an equation to simulink
Hi Cedric, To add a Latex equation to a Simulink annotation, you need to use the Latex interpreter by setting the 'Interpreter'...
2 years ago | 0
How may I calculate the number of rows in each group?
Hi Julia, According to my understanding, the first element of the row is deciding the group. You can use the below code to know...
2 years ago | 0
Why the editor of the mask initialization code is disabled
You are not required to enable anything to add code to the “initialization” function. Also, Could you share the errors or warn...
2 years ago | 0
how to extract ROI after segmenting in gray scale image
Refer the below link to get the information about different ways of finding Region of interest. How can I extract pixel data fr...
2 years ago | 0
step and impulse response of a system
Hi, I understand that you are trying to plot step and impulse response of the system. As the range of ‘t’ is from 0 to 100 you ...
2 years ago | 0
symbolic error in calculation
The last for loop is failing because you are trying to assign sym variable (output of ‘series’ is a sym variable) to double vari...
2 years ago | 1
Syntax for custom requirement in sensitivity analysis
To change the sensitivity of the Simulink model you need the “Simulink Design Optimization Toolbox” installed in MATLAB. Try to ...
2 years ago | 0
How to compare a Simulink model with empty model?
For comparing Simulink models, you can also use “visdiff” command which displays the differences between the two specified folde...
2 years ago | 0
How ca n I get a table from web page?
There is no built-in function to read and parse web pages directly into MATLAB. However, tabular values are often marked with...
2 years ago | 0
how to solve system of PDEs?
Refer the below documentation which help you in solving the PDE’s Solve System of PDEs - MATLAB & Simulink (mathworks.com) Hop...
2 years ago | 0
How to clear the memory used in matlab after image processing?
MATLAB will not completely delete a set of data until all the references to the data have been removed. Example: x= (0:0.1:10)...
2 years ago | 0
How to randomize simulation seed in simulink?
To generate different random signal for every simulation, you can execute the following command: rng('shuffle'); This results...
2 years ago | 0
Reading very large TDMS file
Hi Fernando, I understand that you are trying to import theaTDMS file to MATLAB. The following links contain information a...
2 years ago | 0
Error using 'readstruct'
Hi, As per my understanding, a potential cause of this error is the fact that there is an inbuilt function named “struct” in MA...
2 years ago | 0
How to make an gui to select and preview webcam live Acquire Webcam Image ?
Hi Jenifer! The following links contain information about the same and may prove to be helpful. How to create a custom preview...
2 years ago | 0
How do I retrieve ALL stateflow chart actions and transition conditions from an existing model?
Hi Advait! The following link contain information about the same and may prove to be helpful. Rapid Stateflow.Transition findi...
2 years ago | 0
Why does Differentiator Filter produce significantly different results from the Derivative block when differentiating a signal?
Hi , The output of the filter will be depending on multiple factors like passband ripple, stopband ripple, and filter coefficie...
2 years ago | 0
I have three images that should have similar range of histogram is the rescaling a correct procedure?
Hi , For this, you can adjust the contrast of the image with the help of “imcontrast” tool. Or you can adjust the contrast by ...
2 years ago | 1
Invalid use of operator
Hi Thompson, I understand that you are facing an error “functions are nested too deeply” while running your code. This error...
2 years ago | 0
I can't see the settling time in the bilevel measurements. How do I fix this?
Hi, I understand that settling time is not being displayed by bilevel measurements. Can you share the Simulink model or the pr...
2 years ago | 0
Library not loaded: @rpath/libcudart.10.2.dylib
Hi Nitin, Go through the following link which helps in eliminating the error. https://www.mathworks.com/matlabcentral/answers/...
2 years ago | 0
Amplitude and phase spectrum of an Image
Hi Ali, Here are a few links that have the related information. https://in.mathworks.com/matlabcentral/answers/13896-fftshif...
2 years ago | 0
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