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Pratyush Roy

MathWorks

Last seen: 2 dagar ago Active since 2020

I am an Application Support Engineer at MathWorks.
My responsibility is to provide the best support for an application like ML,Image Processing, Signal Processing.
Disclaimer: Any articles/idea/opinions here are my own and in no way reflect that of MathWorks.

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  • 6 Month Streak
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Answered
problem in uninstalling matlab 2021a on windows 10
Hi Kaavya, The uninstaller is based on files installed. When a file isn't found, it throws an error. As a workaround, you can...

ungefär 2 månader ago | 0

Answered
Loading a DAGNetwork file from the workspace to Simulink
Hi Hassan, Getting a deep network into Simulink in R2020a requires the use of Legacy Code Tool and S-functions. In order to mak...

ungefär 2 månader ago | 0

Answered
How to convert a fuzzy logic block information to a look up table ?
Hi Aditya, You can refer to the following documentation link: https://www.mathworks.com/help/fuzzy/implement-fuzzy-pid-control...

ungefär 2 månader ago | 0

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Answered
How to estimate SOC of lead acid battery using kalman filter
Hi Ravi, You can refer to the following dcumentation links: https://www.mathworks.com/help/control/ug/nonlinear-state-estimati...

ungefär 2 månader ago | 0

Answered
Equivalent circuit modelling of a cell in simulink and plotting the discharge characteristics
Hi Ranjith, Can you share the Simulink model(s) so that we can reproduce the issue from our end?

ungefär 2 månader ago | 0

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Answered
How can I connect simscape electrical to specialized power system simscape?
Hi John, The blocks from Specialised Power Systems library is usually not used with the blocks from Simscape Electrical.As a wo...

ungefär 2 månader ago | 0

Answered
What are the measures/scales on the colorbar in Hilbert spectrum?
Hi Jan, The values available in the colorbar can be obtained by returning an output from the hht function. The code below shows...

4 månader ago | 0

Answered
Creating a multidimensional correlation matrix from excel file
Hi Anthony, The following code might be helpful to generate a set of correlation matrices arranged in a correlation volume: ...

4 månader ago | 0

Answered
Mean/max/min map from multiple netcdf file
Hi, We can use the ncread command for reading the data from NetCDF files. The following code might be used to read NetCDF file...

4 månader ago | 0

Answered
ouster lidar data reading in matlab
Hi, Currently we are not supporting the feature for reading LiDAR data from Ouster Sensor. This issue has been brought to the n...

4 månader ago | 0

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Answered
Why can i not create a rigid3d object from this matrix?
Hi Thomas, For a transformation to be rigid, it should satisfy the following conditions: 1. Similarity Transform: For homogene...

4 månader ago | 1

Answered
Two colormap in the same plot
Hi Cecilia, The MathWorks Support Team has shared an answer with the community regarding how to use multiple colormaps in a sin...

4 månader ago | 0

Answered
How to display images from nifti file format in Matlab?
Hi Anjali, The link here tries to answer a similar question on how to access individual slices of a NIfTI file. Hope this hel...

4 månader ago | 0

Answered
How to compute the Fourier Series?
Hi Arashdeep, The documentation link here might be helpful to understand how to obtain the Fourier series coefficients for a pe...

4 månader ago | 0

Answered
Dendrogram; How to understand linkage(x) output?
Hi Imran, 1) Agglomerative hierarchical cluster tree, returned as a numeric matrix. Z is an (m-1)-by-3 matrix, where m is the n...

4 månader ago | 0

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Answered
How can I demonstrate that a MA(2) process is invertible?
Hi, Since the constant term does not matter in terms of whether the series converges or diverges, we can ignore it and hence th...

4 månader ago | 0

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Answered
How to apply RBF kernel function in k means cluster? Here is the code
Hi, For data in matrix form, the kmeans algorithm assumes that individual rows are the data instances. So when we apply kmeans ...

4 månader ago | 0

Answered
Simulink build model from differential equation
Hi Mark, The Simulink model has been built correctly and it is able to properly capture the differential equation as mentioned ...

4 månader ago | 0

Answered
How to compute Wiener equation?
Hi Rafael, The autocorrelation matrix obtained from the data while using Weiner filtering is a symmetric Toeplitz Matrix. If th...

4 månader ago | 0

Answered
How to combine And/Or connections in building up Fuzzy rule base
Hi Dipankar, The documentation link here might be helpful to understand how to build a rule base using Fuzzy Logic Toolbox in M...

4 månader ago | 0

Answered
Write 32-bit float Simulink variable to file?
Hi Danijel, There is a Simulink block called Binary File writer which can be used to write binary files. You can go through the...

4 månader ago | 0

Answered
Simulink from where to get Model Linearizer i cant find control system where to find all these or i need to buy them from add ons
Hi, You can refer to the documentation link here to understand where to get Linearization manager and how to use it. Hope this...

4 månader ago | 0

Answered
Why does PowerGUI Library Link keeps disabling?
Hi Juan, It is expected behavior for the powergui block library link to become disabled in some situations. Due to the way th...

4 månader ago | 1

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Answered
Create .xyz file from grid data
Hi Laxmikant, You can use the meshgrid to create 2D grids in the X-Y plane and the concat function to concatenate the grid with...

4 månader ago | 0

Answered
Spectrum Analyzer sample rate.
Hi Paul, When you right click on the Spectrum Analyzer block and click on the "Properties" option, the following window will po...

4 månader ago | 0

Answered
Error in nlinfit function
Hi Harjot, The model function fun requires two input arguments, a coefficient vector and an array X—in that order—and return a ...

4 månader ago | 0

Answered
How do I plot output of function symclip?
Hi Andrew, According to the code, x is passed as the input argument to the function. However, according to the second line of t...

4 månader ago | 0

Answered
Simulating a simscape circuit
Hi Paul, The model fails to simulate because the other circuit components operate under discrete rate while the spectrum analyz...

4 månader ago | 0

Answered
how can i set the load condition to 20% of full load
Hi Ayesha, Every DC Machine block in Simulink comes with several preset models. Each of these models specify certain values for...

4 månader ago | 0

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Answered
How to imbinarize Cell nucleus
Hi, Firstly you can convert the RGB image to a grayscake image using the method rg2gray/ After this, you can use imbinarize wit...

4 månader ago | 0

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