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Rohit

MathWorks

Last seen: 7 months ago |  Active since 2023

Followers: 0   Following: 0

I am intern in Engineering Development Group at MathWorks. I work with quality engineering team in MathWorks and in that part of MATLAB Coder team. My personal interests include watching football, reading books and playing different sports. Disclaimer: All opinions I express on this forum are my own, and not representative of MathWorks.

Programming Languages:
Python, C++, C, MATLAB
Spoken Languages:
English, Hindi

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Answered
Why does this code has an error of incompatible array size?
Hi Nazirul, I understand that you are encountering an "incompatible array size" error in your code, it means that you are tryi...

11 months ago | 0

Answered
How to know classification mean and standard deviation accuracy of a cross validated classifier?
I understand that you want to calculate the accuracy of the classification for each fold and then compute the mean and standard ...

11 months ago | 0

Answered
Computing Spearman coefficient between corresponding rows of two matrices in computationally efficient way
Hi Alekhya, I understand that you want to calculate the Spearman correlation coefficient only for corresponding rows of large...

11 months ago | 0

Answered
Detection only occurring on the left side
Hi Jessy, I understand that you are trying to detect blobs in a video by applying thresholding and morphological operations. H...

1 year ago | 1

| accepted

Answered
Calculating probability using the CDF function of Beta distribution.
Hi, I understand that you want to calculate probability of Democrats/Republicans winning the elections using CDF function of e...

1 year ago | 0

Answered
Using Centrality to color code path lengths of any two nodes
Hi Evan, I understand that you want to use centrality function to apply it to a random plot of nodes and edges. The error yo...

1 year ago | 0

Answered
Analyzing Impact of Sensor ID on Regression Model Output in MATLAB
Hi Dharmesh, I understand that you want to quantify the impact of 'Sensor ID' on your regression model in the Regression Learn...

1 year ago | 0

Answered
Low average precision Faster R-CNN
Hi Adrian, I understand that you are trying to train Faster RCNN model for object detection but are getting low precision sco...

1 year ago | 0

Answered
All Laplacian score values equal to one
Hi Christian, I understand that you are using the "fsulaplacian" function in MATLAB to calculate the Laplacian scores of your...

1 year ago | 0

Answered
Simulink Model for Trained Regression Model Throws "Not Enough Input Arguments" Error
Hi Dhanushya, I understand that you want to use your trained neural network in Simulink using the MATLAB Function Block but a...

1 year ago | 0

| accepted

Answered
Image to be categorized specifically
Hi Tathva, I understand that you want to train a neural network for your dataset but are facing an error related to “ImageData...

1 year ago | 0

Answered
Why am I unable to get test accuracy higher than 75% from my ANN?
Hi Zeyad, Based on the code you provided, it seems that you are correctly implementing the hyperparameter tuning using Bayesi...

1 year ago | 0

| accepted

Answered
Is it possible to add weights to the features of observations in SVM fitcecoc function?
Hi Elvira, I understand that you are looking for a way to assign weights to specific features of your dataset when using the '...

1 year ago | 1

Answered
How to calculate features of benign images?
Hi Kevin, Upon investigating the code that you have shared, it seems that we can get features of images of type 'malignant' bu...

1 year ago | 0

Answered
Creating a linear combination in terms of the free variable in MATLAB
I understand that given a system of equations, you want to convert them in matrix form and then represent it in terms of free va...

1 year ago | 0

Answered
Does the selfattentionLayer also perform softmax and scaling?
I understand that you want to know whether ‘selfAttentionLayer’ performs softmax and scaling operations which are involved to co...

1 year ago | 0

| accepted

Answered
Example of using attention layer in deep learning
Hi MAHMOUD, I understand that you want to add an attention layer in your deep learning model. As an example, you can look u...

1 year ago | 0

Answered
Transitionmatrix needs to be converted from day to one tenth of a day.
Hi Dominik, I understand that you are trying to convert the transition matrix so that one multiplication of the population wi...

1 year ago | 0

| accepted

Answered
How to optimize Canny threshold for edge determination and imfill for a bounded object in greyscale image?
One of the approaches to optimize the Canny threshold values for each individual image is to use "Otsu's method", which automati...

1 year ago | 0

Answered
Reweighting algorithm for fairness
Hi Esmeralda, Since I do not have access to data and know which feature you are using to get new weights, predicting the exact...

1 year ago | 0

Answered
Invalid validation data table. For networks with feature input, predictors must be numeric arrays, where each variable of the table corresponds to one feature.
Hi Adib, As mentioned in this documentation: https://www.mathworks.com/help/deeplearning/ref/trainingoptions.html , you need to...

1 year ago | 0

Answered
Is it possible to output the optimisation results of fitrauto/fitcauto to a table instead of a command prompt?
Yes, it is possible to output the optimization results of fitrauto/fitcauto to a table in your MATLAB app instead of the command...

1 year ago | 0

Answered
Stacking two semi suprvised models
You can combine two trained semi-supervised algorithms using various methods. Here are some examples of how to implement these m...

1 year ago | 0

Answered
matlab2tikz generates empty tikz-File when creating polarplot
The issue here is that when using the "polarplot" function in MATLAB, it generates a specific type of "PolarAxes" object that is...

1 year ago | 0

Answered
Can "genrfeatures" function be used with "fitrnet" function?
In general, it is recommended to use “TargetLearner” with its applicable Regression Learner method. “genrfeatures” assumes th...

1 year ago | 0

Answered
How to compare two nested models when they have very small R_squared diffrence.
When comparing two nested models with very small differences in R-squared, it is important to consider other metrics and factors...

1 year ago | 0

Answered
how to re-arrange panel data
To do this conversion for all years, you have to add some code as shown below in the for loop which would create the matrix with...

1 year ago | 0

Answered
Feature Selection using ReliefF function in Regression Learner App
This seems to be a problem when selecting features with RReliefF function and having some predictors(columns) in data with const...

1 year ago | 0

Answered
Delivering a model based on SimScape blocks to a client which doesn't have it
Hi Kenan, It is possible for client to open and run the model with Simscape blocks if you first use Simulink Coder to generate ...

1 year ago | 0

Answered
default value check [fitnet]
When we use fitnet, it returns a neural network object. We can inspect this object for the weight values before and after traini...

1 year ago | 0

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