Prabhan Purwar
Last seen: 9 days ago
MathWorks
119 total contributions since 2019I 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
Answer 10 questions that were unanswered for more than 30 days
Awarded to Prabhan Purwar on 12 May 2020
20 of your answers have been accepted
Awarded to Prabhan Purwar on 05 Mar 2020
Contribute at least one answer each month for 3 consecutive months
Awarded to Prabhan Purwar on 03 Nov 2019
Provide your first answer ever to someone else's question
Awarded to Prabhan Purwar on 02 Aug 2019
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...
19 days ago | 0
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...
19 days ago | 0
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...
21 days ago | 0
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...
22 days ago | 0
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...
22 days ago | 1
| accepted
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...
22 days ago | 0
| accepted
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...
22 days ago | 0
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...
23 days ago | 0
How Matlab Antenna Toolbox calculate coupling?
Hi, We use Method of Moments (MoM) for calculating Coupling. Thanks
23 days ago | 0
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...
23 days ago | 0
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....
23 days ago | 0
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...
23 days ago | 0
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...
23 days ago | 0
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...
24 days ago | 0
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/...
24 days ago | 1
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...
24 days ago | 0
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....
25 days ago | 1
| accepted
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...
25 days ago | 0
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...
26 days ago | 0
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...
26 days ago | 0
Track object with bounding box in optical flow
Hey, Kindly refer to the following link: https://in.mathworks.com/help/vision/ref/opticalflowlk.html (OpticalFlowLK) Hope it ...
3 months ago | 0
Finding coordinates of an moving object in every frame of a tif file movie
Hi, Kindly refer to the following links: https://in.mathworks.com/help/vision/tracking-and-motion-estimation.html (Tracking an...
3 months ago | 0
Error with dee command
Hi, The command is not recognized by the system because this tool has been deprecated as of MATLAB R2020a. However, it is possi...
3 months ago | 2
| accepted
How to close a 3D shape to export to STL
Hi, Currently, the built-in triangulation functions in MATLAB only accept 1-dimensional coordinates data. The workaround i...
3 months ago | 0
how linear fir algorithm works?
Hi, hope this example is leveraged from the following link: https://in.mathworks.com/help/fixedpoint/examples/implement-fir-f...
3 months ago | 0
| accepted
can i apply DCT on binary values or it need conversion to decimal and then apply DCT,is it?
Hi, You will need to convert to decimal values. For further insights refer to the following link: https://in.mathworks.com/he...
4 months ago | 0
Matlab 2020 installation freezes
Hi, Please contact Installation and Licensing Support: http://www.mathworks.com/support/contact_us/index.html Submit a servic...
4 months ago | 0
| accepted
Object Data get lost between save and load
Hi, Could you please provide the app.FlightMatrixTable object so that we can replicate the issue. Kindly refer to the followi...
4 months ago | 0
2020 aInstallation problem on Mac
Hey, This issue may arise due to multiple reasons, as you mentioned. Cause: Slow Internet connection Computer Security soft...
4 months ago | 0
| accepted
how to add toolbox
Hey, Cause: Computer Security software is preventing the MathWorks Installer from connecting to the MathWorks servers. This is...
4 months ago | 0
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