Gaurav Garg
Last seen: 2 days ago
MathWorks
88 total contributions since 2019I am an Application Support Engineer at Mathworks, Hyderabad.
My main interests include Machine Learning, Parallel and Concurrent Programming, Wireless Networks.
DISCLAIMER: Any advice or opinions here are my own, and in no way reflect that of Mathworks.
Gaurav Garg's Badges
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Awarded to Gaurav Garg on 13 Aug 2020
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Awarded to Gaurav Garg on 02 Aug 2019
Answered
Creating automated multiple variables to store excel table in a loop
Hi Naman, You can use readtable function to create table from an excel file and then create a loop e.g. - for i = 1:3 dat...
Creating automated multiple variables to store excel table in a loop
Hi Naman, You can use readtable function to create table from an excel file and then create a loop e.g. - for i = 1:3 dat...
2 days ago | 0
Answered
Superimpose the graph of a function onto a streamline field
Hey David, You can try using hold on function. One such example can be found here.
Superimpose the graph of a function onto a streamline field
Hey David, You can try using hold on function. One such example can be found here.
2 days ago | 0
Answered
Getframe very slow in loop
Hey Manav, getFrame captures the whole frame of the current figure and saves it into a struct. So, it is expected to take this ...
Getframe very slow in loop
Hey Manav, getFrame captures the whole frame of the current figure and saves it into a struct. So, it is expected to take this ...
5 days ago | 0
Answered
Counting the number of fine bubbles in a glass bottle/container
Hey Darwin, Kindly look at one such similar question and the suggested answer here which, in turn, would lead you to the follow...
Counting the number of fine bubbles in a glass bottle/container
Hey Darwin, Kindly look at one such similar question and the suggested answer here which, in turn, would lead you to the follow...
6 days ago | 0
Answered
Where can I find practical examples of unsupervised image super resolution?
Hey Nour, This is an example of supervised image super resolution. You can refer to it, can modify it according to your use cas...
Where can I find practical examples of unsupervised image super resolution?
Hey Nour, This is an example of supervised image super resolution. You can refer to it, can modify it according to your use cas...
6 days ago | 0
Answered
How to associate a variable according to the .mat file name
Hey, I assume that you already know the value of 'Nt' and stored the value in nt. char (nt + 'a' - 1) would return you the fi...
How to associate a variable according to the .mat file name
Hey, I assume that you already know the value of 'Nt' and stored the value in nt. char (nt + 'a' - 1) would return you the fi...
7 days ago | 1
Answered
How do I change the economy to Matt Lab Code?
Hi, You can refer to the link here for MATLAB version of counting sort.
How do I change the economy to Matt Lab Code?
Hi, You can refer to the link here for MATLAB version of counting sort.
7 days ago | 0
Answered
How to select select specify characterist for cluster ?
Hi Catalina, Assuming that the equation of your line is of the form y = mx + c. The equation can now be rewritten as y - mx - ...
How to select select specify characterist for cluster ?
Hi Catalina, Assuming that the equation of your line is of the form y = mx + c. The equation can now be rewritten as y - mx - ...
7 days ago | 0
Answered
I would like to know what is thendifference between generating a code using Quick Start o using Code Generate Advisor
Hi Unai, Starting with generated code - MATLAB can produce C/C++ code and executable programs for your algorithms. You can writ...
I would like to know what is thendifference between generating a code using Quick Start o using Code Generate Advisor
Hi Unai, Starting with generated code - MATLAB can produce C/C++ code and executable programs for your algorithms. You can writ...
7 days ago | 0
Answered
Debugging in application problem
Hey Berkay, This seems to be the expected behvaiour of the debugger. For the case in figure 1, I hope that the values in the v...
Debugging in application problem
Hey Berkay, This seems to be the expected behvaiour of the debugger. For the case in figure 1, I hope that the values in the v...
7 days ago | 0
| accepted
Answered
PCA Plot Script/Synthax
Hi, As can be seen in scatter3(Values(:,1),Values(:,2),Values(:,3), 20, y, 'filled') You are trying to plot y, which repres...
PCA Plot Script/Synthax
Hi, As can be seen in scatter3(Values(:,1),Values(:,2),Values(:,3), 20, y, 'filled') You are trying to plot y, which repres...
7 days ago | 0
| accepted
Answered
How do I plot the centers of stitched images?
Hi Elie, I would like to tell that the thing you are looking to do here is to have a perfect alignment. However, when you regi...
How do I plot the centers of stitched images?
Hi Elie, I would like to tell that the thing you are looking to do here is to have a perfect alignment. However, when you regi...
7 days ago | 0
Answered
fitnlm either runs perfectly or crashes with nearly identical data
Hi Clay, The roots returned in the latter case (fitnlm_broken.m) are imaginary, hence, you receive the error "JW must be scalar...
fitnlm either runs perfectly or crashes with nearly identical data
Hi Clay, The roots returned in the latter case (fitnlm_broken.m) are imaginary, hence, you receive the error "JW must be scalar...
8 days ago | 0
| accepted
Answered
Out of memory error when calling the same function in a for loop many times
Hi Yang, As the error suggests, you have exhausted all your memory when you try to run this function in a loop. I would advise...
Out of memory error when calling the same function in a for loop many times
Hi Yang, As the error suggests, you have exhausted all your memory when you try to run this function in a loop. I would advise...
9 days ago | 0
Answered
Classification Learner App k-Nearest Neighbor k-NN
Hi, The accuracy for any ML model (including KNN) is decided by mutiple factors, one of which is the dataset and its features. ...
Classification Learner App k-Nearest Neighbor k-NN
Hi, The accuracy for any ML model (including KNN) is decided by mutiple factors, one of which is the dataset and its features. ...
9 days ago | 0
Answered
How to parallelise sections of my for loop
Hi, Rather than using 4-6 for loops, you can try making a single for loop traversing through all the elements. For example - ...
How to parallelise sections of my for loop
Hi, Rather than using 4-6 for loops, you can try making a single for loop traversing through all the elements. For example - ...
9 days ago | 0
Answered
Is this parfor fixable?
Hi Jacob, Apparently, you cannot subtract the loop index (within parfor loop) from any other scalar/vector quantity. As a work...
Is this parfor fixable?
Hi Jacob, Apparently, you cannot subtract the loop index (within parfor loop) from any other scalar/vector quantity. As a work...
9 days ago | 0
Answered
how can i save the data after processing sequence of images?
Hey Shaik, You can save the data to a new file for each image rather than over-writing the '123.dat' file. For this, you can ...
how can i save the data after processing sequence of images?
Hey Shaik, You can save the data to a new file for each image rather than over-writing the '123.dat' file. For this, you can ...
28 days ago | 0
Answered
Computing the outer product (BLAS 2 operation) raised to the power k using the least number of flops
Hi Pascale, MATLAB supports LAPACK and BLAS functions/operations which can help you to reduce the number of FLOPS for your func...
Computing the outer product (BLAS 2 operation) raised to the power k using the least number of flops
Hi Pascale, MATLAB supports LAPACK and BLAS functions/operations which can help you to reduce the number of FLOPS for your func...
29 days ago | 0
Answered
Why does the same data occupy different sizes in different storage methods in the .mat file?
Hi, The reason behind three .mat files being stored in different sizes is - MATLAB saves mat files after c...
Why does the same data occupy different sizes in different storage methods in the .mat file?
Hi, The reason behind three .mat files being stored in different sizes is - MATLAB saves mat files after c...
29 days ago | 0
Answered
How to iterate a for loop starting from the previous element?
Hi Enrica, You should recheck lines 3 and 4 (o = find(times_biceps == ind33); o_previous = find(times_biceps == times_2r(i-1));...
How to iterate a for loop starting from the previous element?
Hi Enrica, You should recheck lines 3 and 4 (o = find(times_biceps == ind33); o_previous = find(times_biceps == times_2r(i-1));...
30 days ago | 0
Answered
How can i develop a ball tracking application?
Hi Hemil, You can go through the documentation here to develop a cricket ball tracking application. This document would help yo...
How can i develop a ball tracking application?
Hi Hemil, You can go through the documentation here to develop a cricket ball tracking application. This document would help yo...
30 days ago | 0
Answered
Plotting with lsqnonlin regression
Hi Valeria, You can look at the examples here to check how to plot and visualize the results.
Plotting with lsqnonlin regression
Hi Valeria, You can look at the examples here to check how to plot and visualize the results.
30 days ago | 0
Answered
Remove number from a matrix within a for loop
Hey Elijah, You can replace the third element by [ ] in the script. Example - a = [1 2 3]; a(3) a(3) = [ ] What you would...
Remove number from a matrix within a for loop
Hey Elijah, You can replace the third element by [ ] in the script. Example - a = [1 2 3]; a(3) a(3) = [ ] What you would...
30 days ago | 0
Answered
Standardize data for regression learner
Hi, You don't need to specifically standardize the data for SVR model. However, you can use different preprocessing steps ment...
Standardize data for regression learner
Hi, You don't need to specifically standardize the data for SVR model. However, you can use different preprocessing steps ment...
1 month ago | 0
Answered
Merging Multiple Point Clouds
Hi Tony, You should either register the two point clouds, or stitch the sequence of them. You can know more about stiching and ...
Merging Multiple Point Clouds
Hi Tony, You should either register the two point clouds, or stitch the sequence of them. You can know more about stiching and ...
1 month ago | 0
Answered
Best practice for multiple Matlab session that want to call the same function from an .m file ?
Hi Both of the methods would work fine without any changes in function (output behaviour) and/or performance. That's because M...
Best practice for multiple Matlab session that want to call the same function from an .m file ?
Hi Both of the methods would work fine without any changes in function (output behaviour) and/or performance. That's because M...
1 month ago | 0
| accepted
Answered
Pcg and Parallel Computing Toolbox
Hey Rosalba, Using Parallel Computing toolbox for very small problems or for large number of threads can prove to be of no use....
Pcg and Parallel Computing Toolbox
Hey Rosalba, Using Parallel Computing toolbox for very small problems or for large number of threads can prove to be of no use....
1 month ago | 1
Answered
Parfor Data Collection in Matlab
Hi John, In order to achieve what you want (ending up with a table with 10 columns, in parallel manner), you can run the outsid...
Parfor Data Collection in Matlab
Hi John, In order to achieve what you want (ending up with a table with 10 columns, in parallel manner), you can run the outsid...
1 month ago | 0
Answered
Parameters of multivariate multinomial distribution using Naive Bayes classifier
Hi Zeynab, You can refer to the example here to train naive bayes classifier using multinomial predictor. To visualize the dis...
Parameters of multivariate multinomial distribution using Naive Bayes classifier
Hi Zeynab, You can refer to the example here to train naive bayes classifier using multinomial predictor. To visualize the dis...
2 months ago | 0
| accepted
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