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Prabhan Purwar


Last seen: 2 giorni ago

MathWorks

129 total contributions since 2019

I am an EDG Engineer at Mathworks. My area of interest is works related to Signal processing, Navigation, Robotics, Augmented Reality, Artificial Intelligence, Image Processing and Machine Learning.

Disclaimer: Any advice or opinions are purely my own and not in any way that of MathWorks.

Prabhan Purwar's Badges

  • Revival Level 3
  • Knowledgeable Level 3
  • 3 Month Streak
  • First Answer

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Answered
How to compute intersection point for each inequality
Hey, Kindly have a look at the following thread link: https://www.mathworks.com/matlabcentral/answers/297554-how-can-i-plot-th...

11 giorni ago | 0

Answered
How to creat 3D image by stacking multiple 2D image in Matlab?
Hi, Kindly make use of cat function to create a 3d image from 2d images as shown. Only valid for Images that are already reco...

circa un mese ago | 1

Answered
Image Conversion and Lab Colourspace range.
Hi, Lab Images are represented in a matrix format of m*n*3, kindly create an empty matrix of the same size to get an empty Imag...

circa un mese ago | 0

| accepted

Answered
How to convert 2D ECG image to 1D ECG signal?
Hi, Pan Tompkins algorithm is commonly used to detect QRS complexes in ECG signals through various filtering processes. There i...

circa un mese ago | 0

| accepted

Answered
Explanation predictorImportance - Ensemble Learning with Decision Trees
Hi, Our implementation of 'predictorImportance' can be viewed directly within the 'TreeImpl' class. This file is located in yo...

circa un mese ago | 0

Answered
how to do neuronal netwroks by 2 Matrix
Hi, Neural Networks are used to find a relationship between the input and output arguments in laymen's terms. For more informat...

circa un mese ago | 0

Answered
Using Matlab in a remote desktop server environment.
Hi, There are no technical restrictions for using MATLAB through remote access software. However, the MATLAB Software License ...

circa un mese ago | 0

Answered
The dimensions of the matrix are inconsistent when using the PDEToolbox
Hi, The following error states that there is a dimension mismatch problem while performing the arithmetics. Please make sure th...

circa un mese ago | 0

Answered
SURFPoints: Is it possible to rotate features of SURFPoints?
Kindly have a look at the following example using SURF features for feature matching https://www.mathworks.com/help/vision/examp...

circa un mese ago | 0

Answered
cannot connect arduino by simulink
Hey, There could be multiple reasons why this error might occur. Following are the most probable reasons: It is possible that...

circa un mese ago | 0

Answered
Adding Figures onto a Video
Hi, Kindly go through the following example illustrated at link. %% EXAMPLE 1 % Place this in a file called "redraw.m": fu...

2 mesi ago | 0

Answered
Using mex with CUDA
Hi, Check the GPU and CUDA version supported by MATLAB current release from NVIDIA's website. Install CUDA CUDA - Getting St...

2 mesi ago | 0

Answered
Initialize parameters of MATLAB S-Function from script
Hey, Kindly refer to the following solution links: https://www.mathworks.com/matlabcentral/answers/652-how-do-i-set-the-initia...

2 mesi ago | 0

Answered
How I can pass value array that I already store to another function?
Hi, Could you explain more what are you trying to do with handles.ImgData3 = A; and GUI. You can pass the array as an output a...

2 mesi ago | 0

Answered
Take measurement of a concrete crack from picture?
Hey, Following major steps will be required to detect the width and height of the concrete crack: Segmentation Finding connec...

2 mesi ago | 1

| accepted

Answered
Error in step size/solver Ode15s
Hi, This problem occurs when an integrator is present in the model. Open Configuration Parameter, set the diagnostic "Inf or N...

2 mesi ago | 0

| accepted

Answered
Translation Matrix For Image Processing Confusion
Hi, These two representations of Translational Transformation are pretty the same and just vary in the way matrix multiplicatio...

2 mesi ago | 0

Answered
2D 'Surface Plot' from 3D geometry
Hi, In order to draw slices from volumetric data try making use of slice function in MATLAB. Heat Map can be displayed using He...

2 mesi ago | 0

Answered
How Matlab Antenna Toolbox calculate coupling?
Hi, We use Method of Moments (MoM) for calculating Coupling. Thanks

2 mesi ago | 0

Answered
classifyVideo function does not work on Mac
Hi, You can recreate the functionality by writing your own function which takes as input the network obj and performs the follo...

2 mesi ago | 0

Answered
Can't find the file path for my categories in imageDatastore
Hi, Kindly provide the required information for better assistance Please refer to the following links: https://www.mathworks....

2 mesi ago | 0

Answered
Simulation of optical light and APD in matlab
Hi, If you know the equivalent circuit, one can rebuild the APD behavior, using basic Simscape block. If an APD can be represe...

2 mesi ago | 0

Answered
McCabe-Thiele calculation problem
Hi, Following error apparently occurs when variables are not being assigned a value, so they act as a symbol. Conditions upon s...

2 mesi ago | 0

Answered
여러 크기의 원 모양 그림에서 각 원의 크기와 전체 원의 갯수 나타내기
Hi, In order to convert RGB image to gray make use of rgb2gray (https://www.mathworks.com/help/matlab/ref/rgb2gray.html) and to...

2 mesi ago | 0

Answered
How can I create a database from mat-file which contains a 1x1 struct format?
Hi, Kindly have a look at the following link to know about supported files in different Datastore. https://www.mathworks.com/...

2 mesi ago | 1

Answered
MATLAB Onramp 14.1 Project- Stellar Motion Task 7
Hi, The correct values for lambdaHa and speed are calculated using Task 4. At every Task whole of the script runs not the porti...

3 mesi ago | 0

Answered
A weird display of the output
Hi, That's right, the semicolon at the end only controls whether to output the result or not. It has no effect upon the output....

3 mesi ago | 1

| accepted

Answered
Flatten a (x,y,z,data) surface and save as a matrix
Hi, Could you please provide some more insights, for better response Although from my initial understanding, the following lin...

3 mesi ago | 0

Answered
How to find the width of this object at its center?
Hi, Following code may help Change the threshold value and Morphological parameters according to your need. clc close all c...

3 mesi ago | 0

Answered
Problems with 2d and 3d plotting
Hi, Following error is popping out as the code is reaching directly from line 26 to 140 under funcplotkf due to faulty input T...

3 mesi ago | 0

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