Gayathri - MATLAB Central
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Gayathri


Last seen: Today Active since 2024

Followers: 0   Following: 0

Interested in Machine Learning, Deep Learning and Image Processing

Programming Languages:
Python, C++, MATLAB
Spoken Languages:
English, Hindi

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MATLAB AnswersFrom 08/24 to 02/25Use left and right arrows to move selectionFrom 08/24Use left and right arrows to move left selectionTo 02/25Use left and right arrows to move right selectionUse TAB to select grip buttons or left and right arrows to change selection100%

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Answered
Unable to train() Neural Network in single precision
Hi @Ivan Rodionov, I do not have access to a GPU to reproduce this issue. But, please confirm that "inputs" and "targets" are s...

10 hours ago | 0

Answered
Reinforcement agent learning always stucks
Hi @Eugen Fekete, I understand that you are experiencing issues with your reinforcement learning agent effectively learning the...

12 hours ago | 0

Answered
How to use parameters that are defined in one subsystem in another subsystem?
Hi @Shyam, I understand that you want to use a variable defined in the mask of one subsystem within another subsystem. I have c...

4 days ago | 0

Answered
Semantic Segmentaion with Deeplabv3+ Training Jumping Around After a Few Iterations
Hi @Nicole, I understand that you are experiencing instability during the training of your model, which can manifest as erratic...

5 days ago | 0

Answered
I want Matlab code of SIFT algorithm . I use it for "Human Activities Recognition" in Video.
Hi @Walaa Jasim, From MATLAB R2021b release, "detectSIFTFeatures" has been introduced to detect scale invariant feature transfo...

5 days ago | 0

Answered
Activity recognition using sift or hog
Hi @Mehwish, For activity recognition, it would not be a good idea to use SIFT or HoG. It would be better to use "signalTimeFea...

5 days ago | 0

Answered
Real-Time Interface between App in AppDesigner and Simulink using parsim - Error: not enough input arguments @(x)addlistener
Hi @Fabian, The error you are encountering is because the arguments given to the "addlistener" function is not correct. The fun...

6 days ago | 0

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Answered
I was trying to solve look up table for the dat below, but i am getting an error message, so what shall i do?
Hi @Charlie, The issue arises because the "Table data" and "Breakpoints" are in table format as shown in the screenshot attache...

7 days ago | 0

Answered
How to use postSimFcn with parsim and Parallel Toolbox
Hi @Fabio, I understand that you are not able to save the output using the "postSimFunction". But another effective way to save...

7 days ago | 0

Answered
training for reinforcement learning stop with report TS_PROCESS_OOM
Hi @Jinqi Liu, This error message usually indicates that the process has run out of memory and is not able to allocate more. Th...

7 days ago | 0

Answered
Use Preelokup and n-Direct Lookup Table blocks in Simulink without interpolation
Hi @Adrian, The 1-D, 2-D, and n-D "Lookup Table" blocks evaluate a sampled representation of a function in N variables where th...

8 days ago | 1

| accepted

Answered
Global declaration not resolved to a Data Store Memory block registered via the Ports and Data Manager.
Hi @amr makhlouf, This error occurs because, in "MATLAB Function" block, global declarations are not mapped to the MATLAB globa...

8 days ago | 0

Answered
LSTM learning error with load data
Hi @Ryang Kyu, As the error "Invalid training data. For regression tasks, responses must be a vector, a matrix, or a 4-D array ...

9 days ago | 0

Answered
CNN+LSTM for EEG classification, training accuracy not getting better than 50 in 2 classes?
Hi @Farnaz Garehdaghi, There are some points which you can try to improve the accuracy of the model. A learning rate of 0.01 m...

1 month ago | 0

Answered
How to get the HOG descriptor visualization as an image?
Hello @Brinda N, You can use the "extractHOGFeatures" function to compute the HoG features and obtain the visualization data. ...

1 month ago | 0

Answered
How to get visualization of HOGfeatures
Hi @Vojtech Raska, The error you are facing is because the second argument to the "extractHOGFeatures" function must be a cente...

1 month ago | 0

Answered
Error running example "Deploy Semantic Segmentation Application Using TensorFlow Lite..."
Hi @Peng, By looking at the error, it seems like the Third-Party Prerequisite "TFLite library on the target ARM® hardware" is n...

1 month ago | 1

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Answered
Tracking Multiple Points Throughout a Video
Hi @Ashlyn, Computer Vision Toolbox provides video tracking algorithms, such as continuously adaptive mean shift (CAMShift) and...

1 month ago | 0

Answered
Error with installing OpenCV on Raspberry Pi
Hi @Peng, OpenCV integrates with MATLAB and Simulink for collaborative development, simulation, testing, and implementation of ...

1 month ago | 0

Answered
Find real valued parameters of a complex equation/model by using optimization or curve fitting.
Hi @Ryban1, If the output of your fitting process is inconsistent, the fitting algorithm might be sensitive to the initial gues...

1 month ago | 1

Answered
Webcam cannot be initialized properly.
Hi @chen, From the error it seems like the camera is being used in some process and hence it was not able to create a connectio...

1 month ago | 0

| accepted

Answered
trackOSPAMetric for my data
Hi @alex, The error you're encountering is due to the covariance matrix being singular. This issue arises because the last two ...

1 month ago | 0

Answered
interpolating from a 3D structure
Hi @Erfanandoaut, I understand that you want to perform interpolation on a 3-D dataset of scattered data. For this purpose you ...

1 month ago | 1

| accepted

Answered
Salt and pepper noise removal
Hi @Luca Pecoriello, I understand that you need to know how to select the values of hyperparameters, "m" and "n", while perform...

1 month ago | 0

Answered
Ensembles of Naive Bayes in Matlab
Hi @Max Blanck, I understand that you are trying to create an ensemble of Naive Baye's classifiers. MATLAB's "fitensemble" func...

1 month ago | 0

Answered
SVM Cross Validation Training
Hi @Nedz, I understand that you need to perform K-fold cross-validation for a SVM model. For this purpose you can use the "cros...

1 month ago | 0

Answered
ROC curve Resnet18
Hi @Kanchon Kanti Podder, To plot the ROC curve for each class in a multi-class classification problem using a ResNet18 model, ...

1 month ago | 0

Answered
How can I optimize and improve the accuracy of a summation involving the Mangoldt function in MATLAB?
Hi @Fatima Majeed, To improve the performance of the code, you can prefer using "parfor" loops instead of a "for" loop as shown...

1 month ago | 0

| accepted

Answered
Validity of Lasso regression using fminunc function. Promising results with some parameters equal to zero.
Hi @Anast, I understand that you are trying to perform LASSO regression, but there are some improvements you can consider. The...

1 month ago | 0

| accepted

Answered
Clarification on Self-Attention vs. Spatial and Channel Attention, and Their Implementations in MATLAB
Hi @hend, Self-attention, spatial attention, and channel attention are all mechanisms used to enhance the performance of neural...

1 month ago | 0

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