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Divya Gaddipati


Last seen: 2 días ago

MathWorks

56 total contributions since 2019

I am an Application Software Engineer at Mathworks India.
My main areas of interest are Computer Vision and Machine Learning.

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

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  • Knowledgeable Level 2
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Answered
How to process extracted SURF features for SVM classifier
You can use fitcsvm to train SVM classifier. You can load the files into the workspace in a loop. for i = 1 : total_files ...

10 días ago | 0

Answered
How to load multiple .txt files into the workspace at once
Following is a small example: files = dir(fullfile(filedir, '*.txt')); n = length(files); data = cell(n); for i = 1 : n ...

14 días ago | 0

Answered
How i can calculate the EENS by using Matpower?
You can refer to the following link on how to implement Monte Carlo simulation in MATLAB https://www.mathworks.com/discovery/mo...

14 días ago | 0

| accepted

Answered
How do I export Simulink projects in a previous version in an automated way?
A possible current workaround is to manually export all the models in the desired release, or do it programmatically with the fu...

14 días ago | 1

Answered
How can I import large data through odbc (database explorer)
A similar question has been answered which might be of relevance to you. https://www.mathworks.com/matlabcentral/answers/457431...

15 días ago | 0

Answered
code gernation error using CUDA
Make sure the correct GPU supported compiler is installed on the machine. You will need Visual Studio to compile for GPU Coder. ...

16 días ago | 0

Answered
How to remove outliers from a Raman spectrum
You can achieve this using the different methods. 1) Using Basic fitting: Fit a curve using 'polyfit'. Identify outliers th...

16 días ago | 0

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Answered
neural network auto hyper parameters optimization
You can use the Classification Learner app in MATLAB R2019b version. Please refer to the following links for more information: ...

18 días ago | 0

Answered
Error using TrainNetwork. Output Size of the Last Layer does not match the Response Size
The size of the output of your network should match with the size of the label. The size of your labels is [0 0 1 1] and the ou...

18 días ago | 1

Answered
Is there a way to plot multiple neural network run results into one plot?
You can use the field OutputFcn of the trainingOptions function. You can refer to the following example and change it accordin...

18 días ago | 0

Answered
[Concatenating .wav files on the base of the values specified in a separate matrix.
You can concatenate wav files in the following way: y_concat = [y1; y2]; As for checking if ID and Trial are same for the fi...

19 días ago | 0

Answered
export structure values to csv or txt file
You can use dlmwrite with the “append” property. Here’s a rough sketch of the code for your reference for = ... st...

alrededor de 2 meses ago | 1

Answered
Image registration for multimodal images µct and OCT
Please refer to the below link to understand how to perform image registration for multi-modality images https://www.mathworks....

alrededor de 2 meses ago | 0

Answered
Train shallow network - Out of memory on device. To view more detail about available memory on the GPU, use 'gpuDevice()'. If the problem persists, reset the GPU by calling 'gpuDevice(1)'.
This could happen if your dataset is huge. In which cases it is preferable to train the network in mini-batches. Classical neur...

alrededor de 2 meses ago | 0

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Answered
How can I transfer the model parameters of a well-trained NN to another one?
Before you assign weights of “net_2” to “net_1”, initialize net_1 to net_2 using the init function net_1 = init(net_2); This w...

alrededor de 2 meses ago | 0

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Answered
curve fitting matlab academic
Please contact the Customer Support team for installation regarding issues. You can find the details in the link below https://...

alrededor de 2 meses ago | 0

| accepted

Answered
Is there a fix to the error "A regression layer must not be preceded by a softmax layer." ?
The softmax layer normalizes the input to the layer such that its elements sum up to 1. Therefore, it is useful when you want th...

alrededor de 2 meses ago | 1

| accepted

Answered
unable to segment all the platelets using otsu method.
Please refer to the following link which provides a list of different image segmentation methods https://www.mathworks.com/help...

alrededor de 2 meses ago | 0

Answered
Read data from excel
You can refer to this simple tutorial below: https://www.mathworks.com/videos/series/reading-excel-data-into-matlab-with-a-gui-...

alrededor de 2 meses ago | 0

Answered
Aligning a stack of images
It is possible with the Image Processing Toolbox and/or Computer Vision Toolbox. Please refer to the following document to de...

alrededor de 2 meses ago | 0

Answered
Will train(net) continue training 'net' if it hasn't been initialised?
The network is initialized only once when you use net = feedforwardnet(hiddenLayerSize, trainFcn) And when you do “net = trai...

alrededor de 2 meses ago | 0

Answered
Unable to install MATLAB Support for MinGW-w64 C/C++ Compiler because MinGW 5.3.0 from MinGW-w64.org does not download
MATLAB only supports specific versions of MinGW. R2017b and later supports MinGW 5.3, while R2017a and prior support MinGW 4.9.2...

alrededor de 2 meses ago | 0

Answered
Code for hough transform for Line detection
Please refer to the following link for understanding how to use Hough transform to detect lines in images. https://www.mathwork...

alrededor de 2 meses ago | 0

Answered
Loading a saved deep learning network into matlab
Hi, Instead of save net; try using save('net.mat', 'net'); and see if that works.

3 meses ago | 1

Answered
how can select a specific bits from logical vectors !
Hi, Making the following changes to your code will solve the issue: Line - 6 b = hex2dec(dat{n}); % since the variable “dat”...

3 meses ago | 0

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Answered
Deep Learning Training and Validation Metrics
Hi, I have heard that this issue is known and the concerned parties may be investigating further.

3 meses ago | 0

Answered
NaN from ptCloud.Location (Computer Vision toolbox required)
Here are some tips which you can try: • Camera Calibration: Make sure you have good stereo calibration so that your calibration...

3 meses ago | 0

Answered
What do these Matlab LSTM parameters means and used for
Hi, numHiddenUnits - This corresponds to the amount of information remembered between time steps (the hidden state). The hidd...

3 meses ago | 0

Answered
In the Driving Scenario Designer app, how can I generate a large number of vehicles or a platoon with the same characteristics ?
Hi, I have brought this issue to the notice of our developers. They will investigate the matter further.

3 meses ago | 0

Answered
Custom Weighted Classification Layer: Chnage in input value size
As I understand, you want to change the validInputSize to “[x x numClasses]”, which implies a single prediction will be of size ...

3 meses ago | 1

| accepted

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