I 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.

Answered

Detect a single inflection point of the given.

Hi, You can take use of Symbolic Math Toolbox and functions inside it to find the inflection point for your problem.

Detect a single inflection point of the given.

Hi, You can take use of Symbolic Math Toolbox and functions inside it to find the inflection point for your problem.

11 days ago | 0

| accepted

Answered

tracking of a ball using kalman filter

Hey, Could you provide a link to the example you are talking about?

tracking of a ball using kalman filter

Hey, Could you provide a link to the example you are talking about?

16 days ago | 0

Answered

how to reduce the running time (preallocate)

Hi, What could be a problem here is - You are assigning values to arrays which haven't been allocated any space beforehand. F...

how to reduce the running time (preallocate)

Hi, What could be a problem here is - You are assigning values to arrays which haven't been allocated any space beforehand. F...

16 days ago | 0

Answered

Crashing matlab job on server

Hey Nat, You can try updating the graphic card drivers to the latest version, re-installing MATLAB, checking the LICENSE file o...

Crashing matlab job on server

Hey Nat, You can try updating the graphic card drivers to the latest version, re-installing MATLAB, checking the LICENSE file o...

16 days ago | 0

Answered

Plotting confidence interval with bar plot

Hey Amy, The grey shaded region seem to have varying y-values for the respective x-values. What is evident from your code is ...

Plotting confidence interval with bar plot

Hey Amy, The grey shaded region seem to have varying y-values for the respective x-values. What is evident from your code is ...

21 days ago | 0

Answered

Check for missing argument or incorrect argument data type in call to function 'predict'

Hi Alessandro The data types of the 2 arguments for predict function should be - A ClassificationTree or CompactClassificati...

Check for missing argument or incorrect argument data type in call to function 'predict'

Hi Alessandro The data types of the 2 arguments for predict function should be - A ClassificationTree or CompactClassificati...

24 days ago | 0

Answered

Taking 1d and 2d values from structure then interpolate

Hey Willibes You can run a loop and check if the values of deBF in a compare with those in b, and store them in the resultant a...

Taking 1d and 2d values from structure then interpolate

Hey Willibes You can run a loop and check if the values of deBF in a compare with those in b, and store them in the resultant a...

24 days ago | 0

Answered

History.xml strange behavior

Hey I wasn't able to reproduce the same issue on my system. I suspect the error would be because of some history files unable ...

History.xml strange behavior

Hey I wasn't able to reproduce the same issue on my system. I suspect the error would be because of some history files unable ...

25 days ago | 0

Answered

unable to perform tracking

Hey Chris You would want to run 2 loops - Iterating over all the datapoints, Running over the datapoints assigned to tracks ...

unable to perform tracking

Hey Chris You would want to run 2 loops - Iterating over all the datapoints, Running over the datapoints assigned to tracks ...

25 days ago | 0

Answered

An Algorithmic Problem for Mathematical Process

Hi, Can you share the snapshot of the forumlae for S again? It would also be better if you could explain what are you trying t...

An Algorithmic Problem for Mathematical Process

Hi, Can you share the snapshot of the forumlae for S again? It would also be better if you could explain what are you trying t...

1 month ago | 0

Answered

Basic Fitting tool not working

Hey Ran, You can try re-installing the 'Basic Fitting Tool'. You could also try by deleting R2020a folder in C:\Users\ \AppDa...

Basic Fitting tool not working

Hey Ran, You can try re-installing the 'Basic Fitting Tool'. You could also try by deleting R2020a folder in C:\Users\ \AppDa...

1 month ago | 0

Answered

How to do matrix indexing using for loop that involved sampling at time k?

Hey Eric Assuming that you have 2 arrays to start with (x1 and x2, as given in your question), you can declare an empty matrix ...

How to do matrix indexing using for loop that involved sampling at time k?

Hey Eric Assuming that you have 2 arrays to start with (x1 and x2, as given in your question), you can declare an empty matrix ...

1 month ago | 0

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Answered

Unable to perform assignment because the indices on the left side are not compatible with the size of the right side. (using vpasolve)

Hey James Assuming that the equations written by you are correct, and ( (parenthesis) placed by you are fine too, the vpasolve ...

Unable to perform assignment because the indices on the left side are not compatible with the size of the right side. (using vpasolve)

Hey James Assuming that the equations written by you are correct, and ( (parenthesis) placed by you are fine too, the vpasolve ...

1 month ago | 0

| accepted

Answered

Addaxis function with bar plot added

Hi Eeleen You can use bar function to plot bar on the third axis. To plot bar, you need to give in axes as the first argument ...

Addaxis function with bar plot added

Hi Eeleen You can use bar function to plot bar on the third axis. To plot bar, you need to give in axes as the first argument ...

2 months ago | 0

Answered

How to make code to split, compute mean, apply Softmax

Hi, You can use splitapply function to split your whole data into 9 groups and apply the mean function to each group. It would ...

How to make code to split, compute mean, apply Softmax

Hi, You can use splitapply function to split your whole data into 9 groups and apply the mean function to each group. It would ...

4 months ago | 0

| accepted

Answered

How to predict course of a graph

Hi, Statistics and Machine Learning Toolbox and Curve Fitting Toolbox provide apps and functions for fitting curves and surface...

How to predict course of a graph

Hi, Statistics and Machine Learning Toolbox and Curve Fitting Toolbox provide apps and functions for fitting curves and surface...

4 months ago | 1

| accepted

Answered

How can I curve fit more than one variable

You can use fit function (Curve Fitting Toolbox) to fit polynomials to data. Using fit, you can fit polynomials with degree less...

How can I curve fit more than one variable

You can use fit function (Curve Fitting Toolbox) to fit polynomials to data. Using fit, you can fit polynomials with degree less...

4 months ago | 0

Answered

RESIZE 3-D MATRIX

Hi, In your case, the original matrix has a total of 54,744,090 (447*370*331) elements, while the resultant matrix has 1,020,00...

RESIZE 3-D MATRIX

Hi, In your case, the original matrix has a total of 54,744,090 (447*370*331) elements, while the resultant matrix has 1,020,00...

4 months ago | 0

Answered

Finding intrinsic dimensionality of data set

Hi, latent (column vector) stores the eigenvalues of the covariance matrix of X. Executing cumsum(latent/sum(latent)) wo...

Finding intrinsic dimensionality of data set

Hi, latent (column vector) stores the eigenvalues of the covariance matrix of X. Executing cumsum(latent/sum(latent)) wo...

5 months ago | 0

| accepted

Answered

Parallel Plate Microfluidics velocity problem

Hi, Though you wish to plot a straight line, you have plotted (y^2) which means you are supposed to get a parabolic graph.

Parallel Plate Microfluidics velocity problem

Hi, Though you wish to plot a straight line, you have plotted (y^2) which means you are supposed to get a parabolic graph.

5 months ago | 0

Answered

Given two positions on a map, draw a straight line between them when a condition is met

Hi, Assuming that you have properly declared and defined posx and posy vectors (containing x and y coordinates of users) and ...

Given two positions on a map, draw a straight line between them when a condition is met

Hi, Assuming that you have properly declared and defined posx and posy vectors (containing x and y coordinates of users) and ...

5 months ago | 0

Answered

Speeding up the computation

Hi, You can use parfor loop to run your for loop on multiple workers. However, parfor can only be used when there aren’t an...

Speeding up the computation

Hi, You can use parfor loop to run your for loop on multiple workers. However, parfor can only be used when there aren’t an...

5 months ago | 0

Answered

I have two cell arrays and I want to compare which element from the first array has similar words in the second array

Hi, You can use strcmp function to compare 2 strings. To solve your above problem, you can run a loop on array1 and another...

I have two cell arrays and I want to compare which element from the first array has similar words in the second array

Hi, You can use strcmp function to compare 2 strings. To solve your above problem, you can run a loop on array1 and another...

5 months ago | 0

| accepted

Answered

Display specific element of MATLAB table in bold?

Hi, You can create a cell array of paragraph and then convert the desired elements to bold. You can refer to the below code: ...

Display specific element of MATLAB table in bold?

Hi, You can create a cell array of paragraph and then convert the desired elements to bold. You can refer to the below code: ...

5 months ago | 0

Answered

How to detect skin region in YCbCr color space?

Hi, You can use ‘Color Thresholder’ app provided in the Image Acquisition Toolbox. After loading the image from a file/wor...

How to detect skin region in YCbCr color space?

Hi, You can use ‘Color Thresholder’ app provided in the Image Acquisition Toolbox. After loading the image from a file/wor...

6 months ago | 1

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Answered

How do I extract the pixels of yellow pixels,purple pixels from the image and display it in a white image?

Hi, You can use ‘Color Thresholder’ app provided in the Image Acquisition Toolbox. After loading the image from a file/work...

How do I extract the pixels of yellow pixels,purple pixels from the image and display it in a white image?

Hi, You can use ‘Color Thresholder’ app provided in the Image Acquisition Toolbox. After loading the image from a file/work...

6 months ago | 0

Answered

Convert Struct to Readable JSON(Pretty Print)

Hi, You can find a function which can help you resolve the problem you are facing in this file.

Convert Struct to Readable JSON(Pretty Print)

Hi, You can find a function which can help you resolve the problem you are facing in this file.

8 months ago | 0

Answered

Out of memory while training

Hi, Consider using ‘MiniBatchSize’ and 'ExecutionEnvironment' as arguments in trainingOptions. Using ‘MiniBatchSize’, you ...

Out of memory while training

Hi, Consider using ‘MiniBatchSize’ and 'ExecutionEnvironment' as arguments in trainingOptions. Using ‘MiniBatchSize’, you ...

8 months ago | 0

Answered

How can i recording audio immediately?

Hi, Given below is a command which will open example for you which will help you record the audio immediately. openExample(...

How can i recording audio immediately?

Hi, Given below is a command which will open example for you which will help you record the audio immediately. openExample(...

8 months ago | 0

Answered

How to open this example

Hi, Type ee_motor_stepper_preparameterization in MATLAB command window. Ensure that you are using MATLAB R2019b for this...

How to open this example

Hi, Type ee_motor_stepper_preparameterization in MATLAB command window. Ensure that you are using MATLAB R2019b for this...

8 months ago | 0