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Nikhil Sonavane


Last seen: 2 days ago

MathWorks

42 total contributions since 2019

I am an Application Support Engineer at MathWorks.

My area of interest is MATLAB and Signal Processing.

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

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Answered
How to fill a black area with circles?
The area which you are concerned about is just a accumulation of black pixels. From the image there is no way to find the exact ...

22 days ago | 0

Answered
Documentation within MATLAB 2019a extremely slow (Ubuntu)
This has been a known error. Currently there isn't any workaround available for MATLAB R2019a but it was scheduled to be rectifi...

1 month ago | 0

Answered
Conversion to logical from sym not possible
In your code diff(fun) never reaches less than 0, hence the loop isn't executed. Also, you are comapring a symbolic variable wit...

2 months ago | 0

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"Warning: Error updating Legend" when opening a saved figure as .fig
Even I could reproduce similar issue in MATLAB 2018a but it worked fine for later versions of MATLAB. I verified it for MATLAB 2...

2 months ago | 0

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Answered
binary text file transfer via serial port to FPGA
You may refer to this existing MATLAB Answer for help.

2 months ago | 0

Answered
Solving 4 equations with 4 unknowns.
You can refer to the Tips section of the documention of solve function. It states that "If solve cannot find a solution and Retu...

2 months ago | 0

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Heatmap, how to put a particular condition?
You may refer to the documentation of heatmap for more details.

2 months ago | 0

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Solving 4 equations with 4 unknowns.
Can you share S1, S2 and S3 matrices which you are using?

2 months ago | 0

Answered
Tilted circle in 3D mesh
You may to refer an already existing answer in MATLAB Answers in this regard.

2 months ago | 0

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how can i zero pad of an image(vein) to make it look like a cylinder
If you have the Image Processing ToolBox you can use the function PADARRAY. For example if I wanted to pad 2 zeroes around the m...

2 months ago | 0

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How to model tapped windings in Simscape?
You can refer to the documentation of Multi-Winding Transformer block which gives a detailed explanation about tapped transforme...

2 months ago | 0

Answered
EdgeAlpha for bar plot
The output of the mean function which you are using to calculate mean of matrix y is a vector, not a matrix. The function bar re...

2 months ago | 0

Answered
Counting the number of objects in an image based on colour
You may refer to this documentation for further details and modify the code according to your need

2 months ago | 0

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Answered
how can I calculate the current simulation time
Can you explain the question in a more detailed manner and also attach a better resolution image

2 months ago | 0

Answered
Sinusoidal Frequency Divider Simulink
There is no such block which directly divides an analog frequency. You need to design an analog frequency divider circuit. One s...

3 months ago | 0

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Fourier Transform in Simulink
The Matrix Block used isn't giving desired results as the Sum over field is not configured properly. Change the Sum over field t...

3 months ago | 0

Answered
plot errorbars on graph for selected points
You can use a for loop to scan your data and neglect data whose standard deviation is zero for plotting error bars.

3 months ago | 0

Answered
How to make a automatic image processing filter?
MATLAB has filters to enhance specific features of an image and you can use these filters as per your need and image. A single f...

3 months ago | 0

Answered
Impulse response function for non-stationary time domain signal
The concept of frequency response from input and output by using convolution in time domain and multiplication in frequency doma...

5 months ago | 0

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Filter designer Gaussian Window does not apply specified cut off frequencies
As it is a FIR Filter, the order of the filter needs to be large enough to give desired results. Try increasing the order of the...

5 months ago | 0

Answered
Combine vectors of different dimensions to a table
You can try padding the arrays with 0 or NaN so that all arrays are of same size and the combine them as required

5 months ago | 0

Answered
How can I design such this Digital Filter using MALAB not simulink?
You can use the Filter Designer app in MATLAB. You can refer to this link for more information.

6 months ago | 0

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Answered
Further filtering of accelerometer data
After looking at the Fourier Transform (figure attached) of your input data it can be concluded that it majorly comprises of fre...

6 months ago | 0

Answered
DC-DC Buck converter Cyclic load
The purpose of that cyclic load is to show that the controller is able to regulate the output voltage at its set point while the...

7 months ago | 0

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Answered
Can we calculate the roots of polynomials with matrix coefficients?
You can use solve function to solve the system of equation in two variables. You may refer to its documentation for more informa...

7 months ago | 1

Answered
Comparison between elements of matrix of different data type
The way floating points are allocated in the memory is very different as compared to integers. Hence, the algorithm used for com...

7 months ago | 0

Answered
reducing noise to calculate peak amplitude
You can compute the Short Time Fourier Transform of the entire signal. If you observe that there is an increase in the peak leve...

7 months ago | 0

Answered
simscape example Model an Isothermal Hydraulic Actuator
Actuators are generally used to control the position of directional values. Its output will not be a sine wave even if a sine wa...

7 months ago | 0

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Answered
smoothness of a data based on previous dataset
Using a for loop may help you solve the problem. You may refer to the Documentation of for loop.

7 months ago | 1

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Answered
Internal heat source PDE
The unit of heatSourceValue in internalHeatSource is W/m3. You can refer Page No. 5-214 of Partial Differential Equation User’s ...

8 months ago | 0

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