Raunak Gupta
MathWorks
41 total contributions since 2019I am a Application Support Engineer in the EDG Group, The Mathworks. My main responsibilities are to working with customers to help solve their problems and developing new MATLAB Features.
My Area of Interest are MATLAB and Signal Processing.
DISCLAIMER : Any Advice or opinions here are my own, and in no way reflect that of Mathworks.
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Awarded to Raunak Gupta on 03 Oct 2019
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Awarded to Raunak Gupta on 02 Aug 2019
How to disable red orientation indicator in pdeplot3d?
Hi, After searching through the properties of the object plotted through pdeplot3D, the graphics object responsible for the re...
15 days ago | 0
| accepted
I want to know what causes error in my code using fsolve.....very much thanks in advance
Hi, To check whether the solution exist with the giving starting point, ‘MaxFunEvals’ and ‘MaxIter’ have been set to a higher ...
15 days ago | 0
How to sort coordinates into a multi dimensional array?
Hi, For creating a 4D array you may use array indexing however for using sort, the dimension on which sorting is needed may be...
15 days ago | 0
Trajectory Approximation starting from multiple ones
Hi, There is a similar question which may be of relevance to you: https://www.mathworks.com/matlabcentral/answers/482810-cubic...
15 days ago | 0
Fsolve- equation solved, inaccuracy [possible
Hi, This problem can be arrived if fsolve found a point where sum of squares of function values is less than the square root o...
16 days ago | 0
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Two-dimensional image classification using unsupervised learning
Hi, As per my understanding it is required to cluster the images into several groups using unsupervised learning. I would sugg...
16 days ago | 0
| accepted
Cubic smoothing sline for trajectory approximation
Hi, The Cubic Smoothing Sline is used for fitting a curve to the noisy data. As it is mentioned that there are multiple trajec...
16 days ago | 1
multiple linear regression analysis using regression learner app in matlab
Hi, You may refer to the Export Regression Model Step of training a Linear Regression Model. This will store the variables con...
16 days ago | 0
| accepted
Problem with ODE Events Options
Hi, I understand you are trying to solve the particular ODE problem using ode45 using ODE Event Location. Also from the dummy e...
18 days ago | 0
'Array indices must be positive integers or logical values' error
Hi, The value of i is not initialized and you may start with some numerical value greater than zero at first. Otherwise n = f(...
18 days ago | 0
Two point Boundary Value Problems about "bvp4c"
Hi, Direct method used for optimal control problem discretize the control problem into a nonlinear constrained optimization pr...
18 days ago | 0
| accepted
Parametrizing Initial Points for fminunc
Hi, In my understanding you are trying to find an optimal initial value that will minimize the ‘gas_likelihood’ function that ...
19 days ago | 0
Problem with solving set of symbolic equations
Hi, I can understand from the question that you want to solve a set of N non-linear equation using fsolve. As the example give...
19 days ago | 0
How to extract the details of a bounding box detected in a RCNN trained network?
Hi, After training the RCNN Detector you may getting a trainRCNNObjectDetector object which contains information about the det...
19 days ago | 1
| accepted
when to use coder.ceval and Legacy code tool ?
Solution: Hi, The Legacy Code Tool is generally used for integrating the C or C++ function into Simulink. The functions are ...
19 days ago | 1
| accepted
How to draw bounding boxes on a video when its coordinates and frame numbers are saved in excel?
Hi, As you mentioned in the question you may read the frames from the directory using imread and then can draw bounding boxes ...
19 days ago | 0
| accepted
Change the size of components in App Designer
Hi, You may refer to UI Figure Properties for changing appearance of the objects that are created in App Designer. The Positio...
19 days ago | 0
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Reinforcement Learning Toolbox - Experience Buffer Samples
Hi, Since it is mentioned that DQN Agent is used, I am assuming that rlDQNAgentOptions is used for setting up the agent proper...
29 days ago | 0
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Pixel labeling for Training RCNN detector
Hi, I am assuming pixel labelling here means to doing Semantic Segmentation of the image you may be working on. Since rcnnObje...
30 days ago | 0
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Import joint angle vectors of varying sizes from 1x2826 struct (2826 trials) and output data into an array, where each vector is in a separate row.
Hi, Since for different rows of data in the structure, the size of vector is different So, arranging it into an array is not p...
30 days ago | 0
| accepted
change 'classWeights' in unetLayers
Hi, The unetLayers object in MATLAB is in read only mode and we cannot change the properties of layers as such. You may remove...
30 days ago | 1
| accepted
operations on multiple plots
Hi, In my understanding you are trying to assign legend to different dataset that are plotted on each sub plot as well as addi...
30 days ago | 0
How to optimize a function using fminunc with 3 unknown variables and many dependent variables
Hi, From the code I can see that variable x and y have six components (is a vector of length six) and are assigned with some v...
1 month ago | 0
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How can I design multi layer perceptron based neural network(2 hidden layers) for my data.
Hi, Since you are trying to implement a Multi-Layer Perceptron, It is recommended to use fullyConnectedlayer as this connect a...
1 month ago | 0
| accepted
option training progress plot for RCNN Detector
Hi, The specific ‘training-progress’ is not available for ‘Plots’ Property for trainRCNNObjectDetector. I would suggest you t...
1 month ago | 0
| accepted
Raw Data to Import in System Identification
Hi, From the specific example of Identifying the transfer function of the system, I suggest converting the input and output da...
1 month ago | 0
| accepted
Hello, I have a large EEG dataset for which I need to do Independent Component Analysis (ICA)? Any leads on how to do it?
Hi, For Reducing the dataset exact Independent Component Analysis (ICA) doesn’t exist but you may use rica for doing the dimen...
1 month ago | 2
Faded color under area of curve
Hi, There is a similar answer which may be of revelance to you : https://www.mathworks.com/matlabcentral/answers/1387-area-plot...
1 month ago | 0
Tutorials for machine learning, e.g. predict future energy use
Hi, For Starting up in Machine Learning you refer to Statistics and Machine Learning Toolbox. There are many examples in which...
1 month ago | 0
| accepted
Denoising Radar Image from White Noise
Hi, Since you are plotting the “Doppler Frequency” vs “azimuth” on figure it cannot be directly imported as an Image Format fi...
1 month ago | 0
| accepted
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