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Raunak Gupta


Last seen: Today

MathWorks

98 total contributions since 2019

I am a Application Support Engineer in the EDG Group, The Mathworks. My main responsibilities are to working with customers to help solve their problems and developing new MATLAB Features.
My Area of Interest are MATLAB and Signal Processing.

DISCLAIMER : Any Advice or opinions here are my own, and in no way reflect that of Mathworks.

Raunak Gupta's Badges

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Answered
error in returning widths over iterated findpeaks
Hi, I tried with the Release R2017b that is mentioned in question and with the latest Release that is R2019b but didn’t find a...

1 day ago | 0

Answered
Finding three columns in one variable in another variable
Hi, You may try finding difference between two matrices (here m x 3 matrices as m rows and 3 columns). From that you may try ...

1 day ago | 0

Answered
How can I create a Lookup Table 5-D?
Hi, I assume by having same variables in all the excel files, the different dimensions that is mentioned in the question repre...

2 days ago | 0

Answered
MATLAB certification exam test centers
Hi, You may find the Answer to this MATLAB Question Relevant. For more information you may want to Contact MathWorks Training ...

2 days ago | 0

Answered
Certificate for Simulink Onramp course
Hi, I assume you are using MATLAB R2019b for completing the Simulink Onramp. The above issue is a known issue and concerned pa...

3 days ago | 0

Answered
Question about patches after mapshow, and colorbar with mapshow
Hi, As per my understanding the incomplete data that is present is replaced by NaN (Not a number) that is the main issue while...

3 days ago | 0

Answered
How to determine the size of a disc in an averaging filter.
Hi, Since the filter that is mentioned is an averaging filter the size of the filter i.e. the disc size is a hyperparameter th...

3 days ago | 0

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Answered
Line ROI Label Not Available
Hi, The Line ROI Label for images is available from R2019b Release of MATLAB. You may look at the Release Note of R2019b for I...

4 days ago | 0

| accepted

Answered
Remove outlier pixels after edge detection
Hi, I assume the main objective is to detect the edges of lips in the snapshot image. I suggest increasing the sharpness by us...

4 days ago | 0

Answered
Close all training progress plot
Hi, As mentioned in this MATLAB Question you may use delete(findall(0)); for closing all the opened training progress plot...

1 month ago | 0

| accepted

Answered
Compare Betas from two different GLMS
Hi, The Model Fit Statistics contains several parameters that are good enough to compare between two model’s performance for o...

2 months ago | 0

Answered
Cropping an irregular shaped object
Hi, Returning a cropped image will remove the context of information present in the original image while drawing the irregular...

2 months ago | 0

Answered
Quickly shifting a matrix
Hi, Since the mentioned code contains only a single for loop, I don’t think introducing vectorization with the help of a custo...

2 months ago | 0

Answered
Creating an associated value for an array based upon its position in another matrix
Hi, I think the command below should be a conditional statement something like if . y1i(m) <= depths(n) & y1i(m) > depths(n...

2 months ago | 0

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Answered
Results for how to import data from CSV file ,without using the IMPORT data in the home section ?
Hi, You may use readmatrix or readtable to read .csv file from command window.

2 months ago | 0

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Answered
Imaginary numbers in a quadratic using matlab
Hi, The roots of quadratic equation are dependent on the coefficients a,b,c and according to code that is mentioned the roots ...

2 months ago | 0

Answered
What is the merge mode of Bidirectional LSTM?
Hi, The bilstmLayer uses concatenation mode as we can check by the number of activations generated by the layer in the output ...

2 months ago | 1

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Answered
Stack 2D line plots to create a 3D plot
Hi, From the bottom-most code I understand you are trying to plot 17 different 2D plots with the x coordinate different for di...

2 months ago | 0

Answered
How can I export ground truth object correctly from Image Labeler to .m script for objectDetectorTrainingData method?
Hi, From the error message I can understand that the gTruth file that has been generated or variable that is saved to the work...

2 months ago | 0

Answered
FITNET - Non-linear prediction of vectors
Hi, As it is mentioned that adding more layers isn’t affecting the results much, I suggest to try to different trainFcn which ...

2 months ago | 0

Answered
How to apply a Hanning filter to a time series?
Hi, In my understanding it is required to smooth the data as I can see from the step that are taken in the problem. The hann f...

2 months ago | 1

| accepted

Answered
Digraph With Node Labels From CSV Data
Hi, From the error message I can understand that you are using MATLAB R2018b or earlier release. From R2019a onwards digraph s...

2 months ago | 0

| accepted

Answered
How to multiply each row of a matrix by different matrices, without for loops?
Hi, For the application of implementing backpropagation, the matrix multiplication in above way will be efficient with the use...

2 months ago | 0

| accepted

Answered
Find an approximately value of ln3 with Taylor
Hi, You may find below code useful. I am using ln(1-x) expansion of Taylor Series as it is more intuitive to code. It is not b...

2 months ago | 0

Answered
Select matrix for training,testing and validation on ANN
Hi, You may try dividing the whole dataset based on the indices as understandable from the question. Below code may help. co...

2 months ago | 0

| accepted

Answered
Plotconfusion Matrix if targets and labels are in cell
Hi, Directly converting from cell array to categorical in which the contents of cell array also represents a cell array is not...

2 months ago | 0

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Answered
How to build a wiener deconvolution manually? Or how to control the K value using wiener2 if possible?
Hi, You may use deconvwnr as it’s used for deconvolution (deblurring) where the psf can be the gaussian point spread function ...

2 months ago | 0

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 months ago

Answered
Classical Adaptive Cruise Control gain calculations
Hi, I am assuming you have loaded all the models mentioned in the full example before loading the specific model as ACCTestBen...

2 months ago | 0

Answered
How can i load file to train data for Sequence-to-Sequence Regression Using Deep Learning
Hi, From the error message I can tell that dataset file is missing. So, first you may try to download data mentioned in Downlo...

2 months ago | 1

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