# Pratyush Roy

### MathWorks

Followers: 1 Following: 0

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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**Feeds**

B-H curve

Hi Ananta, The links provided below might be helpful to understand how to plot B-H curve in MATLAB: https://in.mathworks.com/h...

mer än 2 år ago | 0

Thermoelectric generator in Simulink

Hi Mughees, Although there are no dedicated blocks in Simulink for Depth-to-Temperature conversion and modelling TEG, the block...

mer än 2 år ago | 1

| accepted

Error with pdeCoefficient PDE toolbox

Hi Edoardo, As a workaround, you can try removing the equality operator and express the equations as a function of the variable...

mer än 2 år ago | 0

pilot's matrix wrong dimension error , using ofdmmod function

Hi Igor, As per my understanding, the matrix with pilot subcarriers is gnerating an error while performing the OFDM modulation....

mer än 2 år ago | 0

Why do I get a straight line in scope?

Hi Muthukumar, As per my understanding, the Simulink model is generating straight line in scope instead of showing a non-zero ...

mer än 2 år ago | 0

| accepted

upfirdn increases number of samples

Hi William, As per my understanding, the output sequence after appyling the bandpass filter has a length different from that of...

mer än 2 år ago | 0

| accepted

How could I create a sliding window of 300ms, with an overlap of 50ms?

Hi JJyh, You can extract the data from individual windows and store them in a cell array. The following code might be helpful t...

mer än 2 år ago | 1

| accepted

Why does dlquantizer not recognize my GPU?

Hi John, As per my understanding, you are unable to run the calibrate method for the dlquantizer object, although you have a GP...

mer än 2 år ago | 0

PLC ladder diagram error, how do I solve this? Do I need to add on any extra coding for system to understand

Hi Jai, As per my understanding, you want to implement ladder logic by creating the ladder diagram using the plcladderlib block...

mer än 2 år ago | 0

STFT result - what is the amplitude?

Hi Przemyslaw, STFT is different from FFT since the former tries to answer what frequency component is present in a sginal and ...

mer än 2 år ago | 0

TD3 error message for using ltsm layer in Neural Network

Hi Francesco, The input format for the data which is passed to an lstmLayer can be either CBT (channel, batch, time), SCBT(spat...

mer än 2 år ago | 0

| accepted

How to use Kalman Filter for finding displacement on 2nd order mass spring damper system

Hi Arda, The function trackingKF can be used for tracking using a linear Kalman Filter. The two-body mass spring system equati...

mer än 2 år ago | 1

odeset ode15s tolerance

Hi Pietro, The MATLAB Answers links mentioned below might be helpful: https://in.mathworks.com/matlabcentral/answers/34237-abs...

mer än 2 år ago | 0

Matlab install, unable to connect to Mathworks.

Hi Junhyeok, This MATLAB Answers link might be helpful to resolve the issue. Hope this helps!

mer än 2 år ago | 0

how can i input data to CNN in sequence input layer

Hi Neethu, You are correct to mention that we can pass multidimensional data as cell array to sequenceInputLayer. As mentioned...

mer än 2 år ago | 0

MATLAB crashing when working with a figure window

Hi Nerijus, This MATLAB Answers link might be helpful. Hope this helps!

mer än 2 år ago | 0

How to use multiple data in LSTM?

Hi Daerno. The example mentioned in the question is used for finding temporal relation between 1-D input and 1 dimensional outp...

mer än 2 år ago | 0

| accepted

Check for dependencies and download required toolbox

Hi Daniel, To check whether the person has the toolbox installed, the ver command can be used which shows the list of installed...

mer än 2 år ago | 1

Unseen file .MatlabDriveTag is seen

Hi Ryan, The MATLABDriveTag files allow us to track offline folder moves meaning we can reconstruct folder operations that occu...

mer än 2 år ago | 1

| accepted

Simscape Multibody script Matlab

Hi Rosario, This documentation link might be helpful to understand how to write scripts for Simscape-based models and their un...

mer än 2 år ago | 0

| accepted

I am running ode15s solver but I get an error " Failure at t=1.576194e-08. Unable to meet integration tolerances without reducing the step size " How can I solve this error?

Hi Abhirup, It is useful to set the absolute and relative tolerances to a higher value to avoid this warning. In case of sharp ...

mer än 2 år ago | 0

data normalization in transfer learning

Hi, A lot of the input layers for pretrained networks (e.g. say ResNet-50) have the normalization parameters stored in the imag...

mer än 2 år ago | 0

| accepted

Simscape block missing source code

Hi Joris, One can generate C/RTL code for the block using coders available and get the logic from there. This link might be hel...

mer än 2 år ago | 0

Simscape Block Parameter not Tunable

Hi Matthew, Simscape run-time parameters are run-to-run tunable. Therefore, for Dashboard blocks linked to Simscape blocks, cha...

mer än 2 år ago | 0

| accepted

How Datepicker limits can be changed in App Designer?

Hi Rainier, The DatePicker Limits are applied to the app when 'Limits' option under the Inspector Window are changed. All the d...

mer än 2 år ago | 0

| accepted

What do I do wrong when using the stepplot command?

Hi Nico, Although it might seem like the step response for gain values do not approach the steady state value of 1, this might ...

mer än 2 år ago | 0

| accepted

hi. i have build a circuit at simulink. but how can i change the given frequency value?

Hi Daarshini, The rate is actually the reciprocal of the absolute value of the difference in the times (x-axis) between cursor ...

mer än 2 år ago | 0

GPU Coder won't accept ACF Object Detector model

Hi John, Currently we are not supporting the feature for Code Generation for the ACF Detector Function. The error shows up sinc...

mer än 2 år ago | 0

| accepted

How to make tasks for lives editor.

Hi Changhyun, Currently we are not supporting the feature for adding customized live tasks to a MATLAB Live Script. I have brou...

mer än 2 år ago | 0

Cross-correlation(xcorr2) on image matrix

Hi Pierluigi, 2D cross-correlation is not a commutative operation unlike 2D convolution which is a commutative operation. The ...

mer än 2 år ago | 0