Kritika Bansal

MathWorks

Last seen: 2 years ago | Active since 2019

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I am an Application Support Engineer in EDG, MathWorks. My major responsibilities include working with the customers in helping them to solve their problems, developing MATLAB features.

My areas of interests include Computer Vision and Image Processing.

DISCLAIMER: Any advice or opinions here are my own and in no way reflect that of MathWorks.

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How can I get the calibration data for camera and lidar data which I captured?
Hi, In order to get the calibration between lidar and camera, you can use the lidarCameraCalibrator app. This is a good place t...

2 years ago | 1

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Answered
How to check if external program/software is installed using App
Hi, A similar question is answered in the link below. https://www.mathworks.com/matlabcentral/answers/487723-how-to-check-if-a...

5 years ago | 0

Answered
When I write a script on the phone, the same script gets uploaded on matlab drive but it fails to load on the pc version.
Hi, You can download the file on your PC and use them. To downoad the file, you can follow the below steps: Go to https://driv...

5 years ago | 0

Answered
Missing values using 'websave'
Hi, I tried running your code in MATLAB Online R2019b and it works fine. I am able to see the data correctly.

5 years ago | 0

Answered
When I try to run a simple plot script, I get the following error?
Hi, You can try a couple of things to fix it:. 1.Type the following command in MATLAB command prompt to see if you have the co...

5 years ago | 0

Answered
Extracting a constant values from a 2D matrix
Hi, You can check out the link below for a similar question answered using min and abs functions: https://www.mathworks.com/ma...

5 years ago | 0

Answered
Close a web browser from script
Hi, You can do that by using the following command in MATLAB !taskkill -f -im chrome.exe

5 years ago | 0

Answered
How do I get the cut attributes out of a classification tree
Hi, You can use the view function to view the classification or regression tree. view(tree, 'Mode', 'graph'); To see examples...

5 years ago | 0

Answered
Display multiple slices of a Dicom file
Hi, You can possibly use the following function from File Exchange to do so: https://www.mathworks.com/matlabcentral/fileexcha...

5 years ago | 0

Answered
How do I pass data of pointer to output without factory.createArray() in mex c++?
Hi, You can use the function mxCreateDoubleMatrix to create a 2D matrix. One of the parameters is ComplexFlag which needs to be...

5 years ago | 0

Answered
Loading existing Ground Truth in Ground Truth Labeler
Hi, Assuming you are using MATLAB R2019b, the input to groundTruthLabeler can be either a sessionFile or others as mentioned he...

5 years ago | 0

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Answered
live script show control at pdf
Hi, You can do this by clicking on Hide Code button and then Export to PDF. You can find the Hide Code button on the right of t...

5 years ago | 0

Answered
DOS window popup causing problems
Hi, One of the probably reasons for the cmd.exe window to pop up is you are using ! somewhere in your code. If this is not t...

5 years ago | 0

Answered
How to use a mobile front camera for video recording and show the captured image with face detection?
Hi, You can possibly use VideoWriter to save the video. In order to do so, you can make use of the following code snippet and a...

5 years ago | 0

Answered
3D-Image Processing find() several values performance
Hi, You can try creating a parallel.pool.Constant and see if that helps you. You can find more information on the link below: ...

5 years ago | 0

Answered
Multilevel image thresholding combining distinct colors
Hi, I tried replicating the issue on my end, but the output comes out to be correct in my case when I ran the following comman...

5 years ago | 1

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Answered
How to set point cloud transparency?
Hi, You can use scatter3 function to plot the pointCloud object and change MarkerFaceAlpha and MarkerEdgeAlpha to change the t...

5 years ago | 2

Answered
Mini-Batch loss and accuracy trends
Hi, As you said you’re using Fast R-CNN for the first time, the example given on https://www.mathworks.com/help/vision/ref/tra...

5 years ago | 0

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Answered
issue getting matlab to work
If the issue still persists, you can contact your sales representative to get detailed understanding about your license terms. I...

5 years ago | 0

Answered
Print error only with PC/matlab 2019a
Hi, The problem seems to be with the file name you are using to generate the pdf. According to the documentation of the print...

5 years ago | 1

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Answered
DataStore for image sequence
Hi, Considering you are referring to a video dataset when you say ‘image sequence’, you can write your ReadFcn in the followin...

5 years ago | 0

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Answered
Training the RCNN Detector with multivariable from groundtruth
Hi, As per my understanding, you need a way to train the RCNN object detector to detect classes other than smoke. Assuming you...

5 years ago | 0

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Answered
How can I find camera parameters from already existing images that are not checkerboard
Hi, Although the Camera Calibrator App supports only the checkerboard image, you can calibrate your camera and find the camera...

5 years ago | 0

Answered
How to apply noise reduction filter to my DICOM image series
You can possibly apply the 2D Wiener filter on each channel of your 3D DICOM image and see how it works. Probably, something lik...

5 years ago | 0

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Answered
Taylor series of log(x) with a = 1.
Hi, Taking the analogy from the expression returned by the following command: taylor(log(x), x, 'ExpansionPoint', 1, 'Order',...

5 years ago | 0

Answered
Problem with a matrix question
rng(seed) is used to control the random number generating functions like rand(), randi(), randn() in MATLAB rand(m,n) generate...

5 years ago | 0

Answered
Read data in Matlab
Hi, Assuming that you are using MATLAB R2006a or above, you have the following options to read a text file in matlab: Using ...

5 years ago | 1

Answered
How can I average every other value in a 500 by 500 matrix
Hi, There are few ways to do so in MATLAB. Some of them are listed below: Using interp2 function of MATLAB. As per my underst...

5 years ago | 0

Answered
Remove the variable column generated by the rows2vars function
Hi, Assuming you are MATLAB R2018a or later versions, you can use writetable function once you convert your structure to table...

5 years ago | 1

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Answered
adaptive local global thresholding
Hi, To perform adaptive thresholding, you can use imbinarize in combination with adaptthresh function of MATLAB as follows: ...

5 years ago | 0

Kritika Bansal

MathWorks

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