I am an Engineer in the Engineering Development Group at Mathworks, Hyderabad.

My area of interest are signal processing, machine learning, deep learning and communication systems.

DISCLAIMER: Any advice here are my own and no way reflect that of the Mathworks.

Answered

3d Point Cloud Training in CNN

Hi You can refer to the resources given in the following links: Link 1 Link 2 Link 3 Hope it will help.

3d Point Cloud Training in CNN

Hi You can refer to the resources given in the following links: Link 1 Link 2 Link 3 Hope it will help.

16 hours ago | 0

Answered

Dimension of the problem

Hi It depends how the objective function has been defined. It may be the objective function have 100 different variables/ have ...

Dimension of the problem

Hi It depends how the objective function has been defined. It may be the objective function have 100 different variables/ have ...

29 days ago | 0

Answered

Solving Non-Linear Equation in a loop

Hi The function vpasolve returns the structure which can be stored in a cell array. Also there were some missing initialization...

Solving Non-Linear Equation in a loop

Hi The function vpasolve returns the structure which can be stored in a cell array. Also there were some missing initialization...

30 days ago | 0

Answered

Angles between points and a point different from the origin of axis?

Hi The similar approach can be used to find the angle which you already mentioned in the question. Moreover, the point 'p' (p =...

Angles between points and a point different from the origin of axis?

Hi The similar approach can be used to find the angle which you already mentioned in the question. Moreover, the point 'p' (p =...

1 month ago | 0

| accepted

Answered

Count overlapping Objects Matlab image

Hi You can try with area based approach which can give an approximate count of leaves. First segment the leaves from background...

Count overlapping Objects Matlab image

Hi You can try with area based approach which can give an approximate count of leaves. First segment the leaves from background...

1 month ago | 1

Answered

How can I check the Transfer function stability ?

Hi You can use isstable function to find if the system is stable or not. For more, information refer to this documentation. If ...

How can I check the Transfer function stability ?

Hi You can use isstable function to find if the system is stable or not. For more, information refer to this documentation. If ...

1 month ago | 0

Answered

How to read multiple files in a folder and extract information for each one

Hi You can use dir function to list out the content of a folder. After this use a for loop, in that you can keep the file read...

How to read multiple files in a folder and extract information for each one

Hi You can use dir function to list out the content of a folder. After this use a for loop, in that you can keep the file read...

1 month ago | 2

Answered

Using an image, how do I find the coordinates of pixels of a certain colors?

Hi You can use regionprops function to find the pixel list and centroid of the white and black part. For more information, you ...

Using an image, how do I find the coordinates of pixels of a certain colors?

Hi You can use regionprops function to find the pixel list and centroid of the white and black part. For more information, you ...

1 month ago | 0

Answered

The gradient of mini batches

Hi The function dlfeval evaluate the custom deep learning models. The loss are calculated based on what has been defined in mod...

The gradient of mini batches

Hi The function dlfeval evaluate the custom deep learning models. The loss are calculated based on what has been defined in mod...

1 month ago | 0

| accepted

Answered

How to improve the validation accuracy of the CNN network in deep learing ?

Hi By looking at the loss curve, it seems the loss is not saturated. So you can train with more epochs and check the performanc...

How to improve the validation accuracy of the CNN network in deep learing ?

Hi By looking at the loss curve, it seems the loss is not saturated. So you can train with more epochs and check the performanc...

1 month ago | 0

Answered

Custom filedatastore for deep learning

Hi In this case, you can create a custom ReadFcn while creating a file datastore. For more information, you can refer this docu...

Custom filedatastore for deep learning

Hi In this case, you can create a custom ReadFcn while creating a file datastore. For more information, you can refer this docu...

2 months ago | 0

Answered

balancing chemical equation using linear algebra in matlab

Hi One of the possible approach is to find the simultaneous equations of coefficients of the chemical equationa nd solve those ...

balancing chemical equation using linear algebra in matlab

Hi One of the possible approach is to find the simultaneous equations of coefficients of the chemical equationa nd solve those ...

2 months ago | 0

Answered

Deep Learning : Network output a flattened image (help with theory and ideas)

Hi It seems you are perfroming image regression. You may try with convolution autoencoder based networks like SegNet or any ot...

Deep Learning : Network output a flattened image (help with theory and ideas)

Hi It seems you are perfroming image regression. You may try with convolution autoencoder based networks like SegNet or any ot...

2 months ago | 0

Answered

Custom use of Softmax activation function in LSTM MAtlab for Solar forecasting

Hi Softmax layer bounds the output between [0,1] and usually it is used while training a classification network. In your case, ...

Custom use of Softmax activation function in LSTM MAtlab for Solar forecasting

Hi Softmax layer bounds the output between [0,1] and usually it is used while training a classification network. In your case, ...

2 months ago | 0

Answered

Pixel label image has scalar pixel label IDs instead of RGB-triplet pixel label IDs

Hi The labeled images have label ID (for Eg: 1,2,3 etc. upto number of classes). So it look black as label ID value is small. T...

Pixel label image has scalar pixel label IDs instead of RGB-triplet pixel label IDs

Hi The labeled images have label ID (for Eg: 1,2,3 etc. upto number of classes). So it look black as label ID value is small. T...

2 months ago | 0

Answered

Error with the function 'trainNetwork'. Error: 'Invalid training data. Responses must be a vector of categorical responses, or a cell array of categorical response sequences.' Line 170.

Hi I assume the first error is resolved by Walter comment. It seems the size of 'labels_train' is 1x500 and 'x_train' is 3x500...

Error with the function 'trainNetwork'. Error: 'Invalid training data. Responses must be a vector of categorical responses, or a cell array of categorical response sequences.' Line 170.

Hi I assume the first error is resolved by Walter comment. It seems the size of 'labels_train' is 1x500 and 'x_train' is 3x500...

2 months ago | 0

Answered

color detection with convolutional network

Hi In this case, you can consider it a image classification task where output is the color category.You can refer to this docu...

color detection with convolutional network

Hi In this case, you can consider it a image classification task where output is the color category.You can refer to this docu...

3 months ago | 0

| accepted

Answered

Query regarding using image3Dinputlayer

Hi To train a CNN, the input size needs to be same. The possible workaround in your case can be, try to append a matrix of zero...

Query regarding using image3Dinputlayer

Hi To train a CNN, the input size needs to be same. The possible workaround in your case can be, try to append a matrix of zero...

3 months ago | 0

| accepted

Answered

Using DeepLearning Toolbox to approximate function - possible?

Hi If the input output relation is known, then it straight forward to use that relation and estimate the result. In your case, ...

Using DeepLearning Toolbox to approximate function - possible?

Hi If the input output relation is known, then it straight forward to use that relation and estimate the result. In your case, ...

3 months ago | 0

Answered

1D CNN/ DNN for regression

Hi You are adding 9 different noise in input and reconstructing the original input. Still it is unclear about the noise additi...

1D CNN/ DNN for regression

Hi You are adding 9 different noise in input and reconstructing the original input. Still it is unclear about the noise additi...

4 months ago | 0

| accepted

Answered

How to count the objects after implementing Semantic segmentation ?

Hi You can find the binary image of a class, which consists of background pixels and the class pixels. After that you can use r...

How to count the objects after implementing Semantic segmentation ?

Hi You can find the binary image of a class, which consists of background pixels and the class pixels. After that you can use r...

4 months ago | 0

Answered

Neural network Nonlinear regression

Hi By looking at your input output size, I am assuming you are estimating 99 dimensional output from 4 dimensional input. You c...

Neural network Nonlinear regression

Hi By looking at your input output size, I am assuming you are estimating 99 dimensional output from 4 dimensional input. You c...

4 months ago | 0

| accepted

Answered

Crop resulting image in Cascade object Detector

Hi The detector is returning the coordinates of the bounding box which is present in the image. It may be in the format of (x,y...

Crop resulting image in Cascade object Detector

Hi The detector is returning the coordinates of the bounding box which is present in the image. It may be in the format of (x,y...

4 months ago | 0

Answered

How to deal with inputs of different sizes for a deep learning model like 3D U-Net and V-Net?

Hi Input size of a CNN is required to be same because the network architecture depends upon the dimension of input. As your dat...

How to deal with inputs of different sizes for a deep learning model like 3D U-Net and V-Net?

Hi Input size of a CNN is required to be same because the network architecture depends upon the dimension of input. As your dat...

4 months ago | 0

Answered

Summing Elementwise Values in a Vector

Hi You can refer the below code which can be used to find the sum of the elements which you are doing. Hope it will help! func...

Summing Elementwise Values in a Vector

Hi You can refer the below code which can be used to find the sum of the elements which you are doing. Hope it will help! func...

4 months ago | 0

Answered

How to visualize the predicted values of segmentation from softmax output?

Hi The softmax layer gives the probability of the predicted class. To get the segmented result from that, you can put the prob...

How to visualize the predicted values of segmentation from softmax output?

Hi The softmax layer gives the probability of the predicted class. To get the segmented result from that, you can put the prob...

4 months ago | 0

| accepted

Answered

Get input/output gradient of neural network

Hi In general, in any neural network, the network tries to learn the weights which can reduce the cost/ loss function. The grad...

Get input/output gradient of neural network

Hi In general, in any neural network, the network tries to learn the weights which can reduce the cost/ loss function. The grad...

4 months ago | 0

Answered

How to generate the convolution density and integrate it on [a,b] fastly and precisely?

Hi You can use 'conv' function to perform the convolution of the CDF and 'integral' function to perform integration. For more i...

How to generate the convolution density and integrate it on [a,b] fastly and precisely?

Hi You can use 'conv' function to perform the convolution of the CDF and 'integral' function to perform integration. For more i...

5 months ago | 1

Answered

Is there any simulink block model for ball bearing?

Hi There is a similar question answered here, hope it will help.

Is there any simulink block model for ball bearing?

Hi There is a similar question answered here, hope it will help.

5 months ago | 0

| accepted

Answered

Create Graphics with Matlab

Hi It seems you want to plot the multiple function in a single figure. You can use the 'plot' function to plot it. For more in...

Create Graphics with Matlab

Hi It seems you want to plot the multiple function in a single figure. You can use the 'plot' function to plot it. For more in...

5 months ago | 0

| accepted