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Raunak Gupta


Last seen: 8 days ago

MathWorks

382 total contributions since 2019

I am an Application Support Engineer in the EDG Group, The MathWorks.
My Area of Interest are MATLAB, Deep Learning and Image Processing.

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

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Answered
Loading and using pretrained networks
Hi, From the example mentioned in the follow up, I think the trained network are not saved properly. Let say you have four tra...

9 days ago | 1

| accepted

Answered
What does negative value of PSNR indicate?
Hi, According to the definition of PSNR as mentioned here , it cannot be negative. You can check if the range in both images i...

13 days ago | 0

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Answered
Rayleigh distribution to the scatter plot
Hi, I assume the scatter plot is close to Rayleigh distribution and the x axis represent a free variable according to which th...

13 days ago | 0

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Answered
Read in specific range of large .csv
Hi, From the question I understand that you want to import only a chunk of ‘.csv’ file for analyzing. The readmatrix with ‘Ra...

13 days ago | 0

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Answered
Ramp Input Simulink for input of 1/(s^2)
Hi, As mentioned by Ameer here, you can use the ramp block from Library browser in Simulink to generate a signal with transfer...

13 days ago | 0

Answered
4d Interpolation of Table
Hi, The error when using interpn is due to the data not being present in Grid format, meaning for every triplet of (x,y,z) in ...

13 days ago | 0

Answered
push add ons returns "dot indenting not supported"
Hi, Regenerating the MATLAB preferences might help you resolve this issue. You can follow the steps mentioned in the following...

13 days ago | 0

Answered
My Simulink doesn't finish loading
Hi, This particular issue is mentioned in this question. You may follow the steps to resolve the issue.

13 days ago | 0

Answered
Battery circuit design optimization
Hi, They are many example videos and reference documentation available for Battery Modelling in general. You may refer to the ...

13 days ago | 0

Answered
Object recognition and video analysis on infants
Hi, As you mentioned the dataset is not available to get started, I would recommend labelling some of the images from data. Th...

13 days ago | 1

Answered
Problem with classification learner/export model
Hi, In general, the representation for dataset is such that rows represent the sample points and columns corresponding to a pa...

13 days ago | 1

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Answered
Find a parameter that satisfy the equation
Hi, It is my assumption since the variable b is not declared numerically the acc variable will be in terms of b only. If that ...

13 days ago | 1

Answered
autocorrelation of time series
Hi, The autocorrelation is generally used for finding the correlation between different time stamp values of a same process. T...

13 days ago | 0

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How to pull the data value from a 1x1 struct with 12 fields and store that for corresponding images in a pixelLabelDatastore?
Hi, From seeing all the code files attached in the code, I see that nha_read_volume returns a volume which can be used as trai...

13 days ago | 0

Answered
ReadFcn error from nhdr_nrrd_read
Hi, As the error message suggest the custom ReadFcn must return a categorical array for pixel labels. If the file you are read...

13 days ago | 0

Answered
how to obtain points for pointcloud registeration of images
Hi, The method of converting multiple 2D images into a 3D scene is known as Stereo vision. You can refer to the following docu...

13 days ago | 0

Answered
Adding values in vector according to labels in another vector
Hi, From the current implementation I assume that the labels run from 1 to N without missing any value in between. The best-ca...

13 days ago | 1

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Answered
How to create coneplot and coneplot data need to same direction and size?
Hi, There is a named function coneplot which exactly does the same. For the data need to be in same direction, it depends upon...

14 days ago | 0

Answered
Using GMM for input points to find clusters, mean, and covariance
Hi, The number of clusters is the only parameter you need to give to fitgmdist and mean and covariance matrix will be calculat...

14 days ago | 1

Answered
Reading high precision data into vpa variables
Hi, As Stephen mentioned importing as double will always loose the precision because of the amount of precision is less in dou...

14 days ago | 1

Answered
how to model a fire alarm system on simulink
Hi, The following link explain how you can model a system which triggers on an event using Stateflow. The detection of fire is...

14 days ago | 0

Answered
out of memory - matlab does not use available memory of system
Hi, This can be possible if you have set a limit on MATLAB array size limit with less than 100%. You can see the following doc...

16 days ago | 0

Answered
Different Answers from Matlab and Simulink
Hi, From the files I can see there is a difference while you plot both the outputs. In the MATLAB file x is plotted correctly ...

16 days ago | 1

Answered
What is neutrosophic similarity score (NSS) used for segmentation in image processing? How can it be implemented in Matlab?
Hi, As I see in the respective research paper, Neutrosophic similarity score (NSS) is used for thresholding the image and find...

17 days ago | 0

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Answered
complex conjugate problem, already assumed real
Hi, From the documentation of MATLAB Operators and Special Characters you can see that ‘ is used for complex conjugate transpo...

17 days ago | 1

Answered
Integration using symbolic, how about the constant?
Hi, From the documentation of int, you can see it is clearly mentioned that constant of integration is not returned since the ...

17 days ago | 0

Answered
Ramp response for transfer function using symbolic function
Hi, The step function that is used only accepts Dynamic System Models as input. One example is tf which you are trying to use...

17 days ago | 0

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Answered
Find zeros in one variable and mark it in another one
Hi, Since blinks is a matrix, you need to give both indexes while accessing any row and column. Since that would be the correc...

2 months ago | 0

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Answered
Recurrent Neural Networks Primer
Hi, There are two ways you can use recurrent neural networks. If you want to use shallow network which have less complexity,...

2 months ago | 0

Answered
To create a mak for an image
Hi, For generating mask for large amount of data you need to have good amount of labeled data in which you correctly mention t...

2 months ago | 0

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