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Vinayak Choyyan

Last seen: 25 days ago |  Active since 2022

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I am an Engineer at MathWorks. My major responsibilities are "Deep Learning and Self Driving Vehicles" at MathWorks DISCLAIMER: Any advice or opinions here are my own, and in no way reflect that of MathWorks.

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Answered
Is it possible to remove 2-3 endmember spectral lines from a spectral plot, and how?
Hi Anju, I assume your code currently looks something like this hcube = hypercube('paviaU.hdr');% your data here endmembers =...

2 months ago | 1

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Answered
Why in the Hyperspectral Viewer app, the plotted spectrum using "add spectral plot" is not able to be saved by using the save option just above the spectral plot window?
Hi Anju, I am assuming you are facing this issue in MATLAB R2024a. If yes, please check to see the command line to confirm if y...

4 months ago | 0

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Answered
How do I save 6bands layer stacked data in ENVI format?
Hi Devendra, Please check out the below sample code to read, layer stack, and then write Sentinel 2 images as ENVI files. %Rea...

7 months ago | 0

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Answered
How to upload ENVI cubes with different file formats?
Hi Keegan, As per this doc page of perClass Mira, you can export your ENVI image cubes to MATLAB supported formats too. Please ...

7 months ago | 0

Answered
Problem with resNet18 on multi-spectral image segmentation
Hi, From a quick look at the code, it looks like your custom datastore is returning a table of predictors and responses. Later ...

11 months ago | 0

Answered
Compiled matlab function does not recognize 'hypercube' function from the 'Image Processing Toolbox Hyperspectral Imaging Library'
Hi Iris, 'hypercube' function is a part of Image Processing Toolbox Hyperspectral Imaging Library which is a support package. T...

1 year ago | 0

Answered
How to provide input without datastore to multiple input deep neural network?
Hi Shilpa, As per my understanding, you are trying to input video data into a multi-input model. Please try to use ‘sequenceIn...

1 year ago | 0

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Answered
Can't find main.c file when using SIMULINK code generation
Hi Rahul, As per my understanding, you are trying to generate C code using Simulink Coder and wish to know why the main file is...

1 year ago | 0

Answered
How to calculate an average value in a matrix with respect to timestamps
Hi Eivind, As per my understanding, you would like to sum ‘S1C’ data after grouping it by time. Please check out the below ex...

1 year ago | 1

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Answered
MATLAB engine for python - How to build graph with weights
Hi Amit, As per my understanding, you are trying to use the ‘graph()’ function when you are facing an issue with assignment of ...

1 year ago | 0

Answered
Remove graph label in geoplot
Hi Nur Zawani Rosli, As per my understanding, you are using ‘geoplot’ to fill in on of the subplots and would like to remove th...

1 year ago | 0

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Answered
Unable to find response variable in the workspace
Hi Krati, As per my understanding, you are facing an error message “Unable to find response variable in the dataset” when tryin...

1 year ago | 0

Answered
Removing white axes border around image GUI
Hi Mikolaj, As per my understanding, you are using ‘uiimage’ of MATLAB App Designer and facing an issue with a white background...

1 year ago | 0

Answered
Error using the classify() function with a 3D implementation of ResNet50
Hi Matthew, As per my understanding, you are facing an issue when using functions like ‘classify()’, ‘predict()’ and ‘activatio...

1 year ago | 1

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Answered
how to create groundtruth.mat file for yolov3 detection?
Hi Hrishi, As per my understanding, you are referring to this https://www.mathworks.com/help/vision/ug/object-detection-using-y...

1 year ago | 0

Answered
Using CSV in Flight Log Analyzer
Hi Luke, As per my understanding, you would like to use a .csv file with the Flight Log Analyzer app in MATLAB. Unfortunately,...

1 year ago | 0

Answered
Why does my serial communication with Arduino is not working ?
Hi Hugo, As per my understanding, you are facing issues when trying to communicate with your Arduino Uno over serial comm. I un...

1 year ago | 0

Answered
how to connect new network to existing model
Hi Shilpa Sonawane, As per my understanding, you are facing an issue when trying to combine 3 deep neural networks. From the c...

1 year ago | 0

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Answered
Problem in communicating MATLAB with Simulink via UDP communication..
Hi JAIN VIRAG, As per my understanding, you are getting an error message related to input mismatch when trying to use ‘udpport’...

1 year ago | 0

Answered
Get access to all buttongroups in my app
Hi Henk-Jan Ramaker, As per my understanding, you are trying to reset some radio button groups. You would like to do this progr...

1 year ago | 0

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Answered
how to get masks from the .mat file
Dear merzouk, As per my understanding, you have used the Image Labeler app in MATLAB to label some images and exported the resu...

1 year ago | 0

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Answered
CDF values are on a scale of 0 to 1, how to scale?
Hello Macy, As per my understanding, you are looking for the X axis values corresponding to Y axis values in ‘cdfplot’. You ca...

2 years ago | 0

Answered
LSTM network error: Predictors and responses must have the same number of observations.
Hello hoaradam0207, As per my understanding, you are trying to train a neural network model and have 2 times series as input. I...

2 years ago | 0

Answered
Error on Multiple feature Input layers
Hello Chih, As per my understanding, you have designed a neural network with 4 ‘featureInputLayer’. As dummy data, you are prov...

2 years ago | 0

Answered
How can make dynamic obstacles in map
Hello mohammed alany, As per my understanding, you have a 2D path for a robot. You would like to have N number of obstacles tha...

2 years ago | 0

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Answered
How to Generate Database from Cell array In Table form in MATLAB
Hello Hammad, As per my understanding, you have a mat file with a variable Database. You would like to parse the data and get i...

2 years ago | 0

Answered
how can I handel imbalanced datset of images folders to apply for traning?
Hello hume, As per my understanding, you have an imbalanced data set with two classes, and you would like to balance it. There ...

2 years ago | 0

Solved


Find nth maximum
Find nth maximum in a vector of integer numbers. Return NaN if no such number exists. x = [2 6 4 9 -10 3 1 5 -10]; So ...

2 years ago

Answered
imageDataAugmenter saving images separately
Hello Engineer Undergoing, As per my understanding, you would like to perform some augmentation on some images and save the aug...

2 years ago | 0

Answered
Installing Update R2022b Update 4 does not work
Hello diwi, As per my understanding, you are looking to update from MATLAB R2022b Update3 to MATLAB R2022b Update4. MATLAB R20...

2 years ago | 2

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