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Shubh Sahu


Last seen: 3ヶ月 前

MathWorks

55 2019 年以降の合計貢献数

I am Application Support Engineer at Mathworks. My responsibility is to provide the best support for an application like ML, Computer vision, Image Processing, and Signal Processing.
Disclaimer: Any articles /ideas/opinions here are my own and in no way reflect that of Mathworks.

Shubh Sahu's バッジ

  • Revival Level 3
  • 6 Month Streak
  • Knowledgeable Level 2
  • First Answer

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more info about calculation xcorr
Hello! Yeah sure, just go in command window and type edit xcorr and hit enter. Boom. The complete implentation is front of yo...

5ヶ月 前 | 0

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When and how to use Simulate, forecast or infer Arima methods?
I assume that you are new to MATLAB. Please go through the given link: https://in.mathworks.com/help/econ/getting-started-with-e...

5ヶ月 前 | 0

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app designer - how to add multiple x-axes on top and bottom of uiaxes
I have found few answers similar to your question, Please find their link below: https://www.mathworks.com/matlabcentral/answer...

5ヶ月 前 | 0

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Problem while updating package 5 in matlabR2019b
Please close MATLAB, find "libmwlmgrimpl.dll", delete it, and restart MATLAB. Notice: This method is effective only in MATLAB R...

5ヶ月 前 | 0

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How can I control direction of antenna on this example??
You can change antenna direction by tuning 'downtilt'. If that doesn't work then you can try changing 'tilt' and 'tiltAxis' beca...

7ヶ月 前 | 0

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How to find the center frequency of each pulse in the picture below (Wavelet)?
I will suggest you take the STFT of pulses in order to know the frequencies. Please refer to the link for more help https://in....

7ヶ月 前 | 0

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evaluate the step response for LTI with impusle Response system h[n]=d[n]-d[n-2] using MAtlab code
hope this link will help you: https://in.mathworks.com/help/control/ug/transfer-functions.html

7ヶ月 前 | 0

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How to calculate Dynamic Time Warping (DTW) for each video file
One idea can be videos have frames so, vectorize each frame and calculate DTW between two consecutive frames. This will help in ...

7ヶ月 前 | 0

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Kernel density estimation Problem graph ?
See this piece of code: f = exp(-(1/(2*h^2))*(l-x(i)).^2)/sqrt(2*pi)/h; plot(l,f/(n*h)); In this f is a point and l is a ve...

7ヶ月 前 | 0

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Optimal parameters for findpeaks in spectral analysis
I assume that you need the peak which are sharp and with high intensity. I made some changes in your code please have a look. Ch...

7ヶ月 前 | 0

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Somewhat random error when exporting figures and Matlab crash
As you have mentioned you are able to create figure till 145th iteration, it seems that your system java heap memory is getting ...

7ヶ月 前 | 0

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Removing all R peaks in ECG
As you have mentioned that you have all Q and S points. I assume that you must have respective sample time for Q and S. Use inte...

7ヶ月 前 | 0

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the value of validation data is invalid
It seems that the images in Input dosen't have consistent channel. To know more on RGB channel you can go to this link. augmente...

7ヶ月 前 | 0

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푸리에 변환 및 푸리에 역변환
Hey! please go through these links. It might help you https://www.mathworks.com/matlabcentral/answers/37157-time-signal-to-fft...

8ヶ月 前 | 0

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How to detect the inner and outer diameters of one image in high quality simultaneously (0.98M 2168×2072)?
hey, I have attached some links to find diameter of concentric cirlces: https://www.mathworks.com/matlabcentral/answers/371589...

8ヶ月 前 | 0

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Shock wave detection on poor-quality shadow image using Image Processing Toolbox
It's tough to get the verticle lines you have mentioned because other lines are more prominent. I haven't tried but I hope gradi...

8ヶ月 前 | 0

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How to export my masks in .jpg format with Image Labeler?
The PNG file's image value is composed as 0 1 2 and you cannot distinguish the image looks like the result from following comman...

10ヶ月 前 | 0

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can you please send me a .ris file with citations for Statistics and Machine Learning tool box and for Signal Processing toolbox
Hello, Here are few links which will be helpful: https://www.mathworks.com/matlabcentral/answers/43629-citing-a-matlab-documen...

10ヶ月 前 | 0

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How to reorient 3D plot
hey! I am not sure what sort of data you have, as correctly said by Adam. Assuming it to be 3D plot may be this link will be he...

10ヶ月 前 | 0

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Image Aquisition -GevSCPSPacketsize in Matlab 2015 - 2019
Thank you for your response. It appears that setting the PacketSize works with videoinput gige adaptor. Could you please use vi...

10ヶ月 前 | 0

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Why can't I promote the "file name" field of a subsystem reference to the mask of a subsystem containing this block?
As far as the 19b workflow is considered, a simple filename promotion is not possible to the mask of the subsystem. Either you c...

10ヶ月 前 | 0

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How to find the area between the curves
Hey! If you have x and y vectors of the same length, then you can use polyarea or trapz fucntion. for more information pleas...

10ヶ月 前 | 0

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How to apply The Kaiser rule in PCA?
Hey! Instead of calculating PCA go with SVD. Take under the under root of sigmas 's' and now you have eigenvalues. Check for ka...

10ヶ月 前 | 0

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Issue with MATLAB Livescript when entering the equation
Hey! Right now we don't support that functionality but in a future release, we will try to incorporate. Please refer to the gi...

10ヶ月 前 | 1

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Can feature extractors meant for 2D images be used with 3D volumes for purpose of classification?
hey! here are the few links which will be helpful for you https://www.mathworks.com/help/images/3d-volumetric-image-processing...

10ヶ月 前 | 0

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Image Aquisition -GevSCPSPacketsize in Matlab 2015 - 2019
To trobleshoot that issue get the camera XML file, as cached on the local drive. The folder location for the camera GenICam XML ...

10ヶ月 前 | 0

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Remove background noise from the Intensity data of macromolecules and calculate the time of the trace
Hey! You can treat these intensity traces as sequential signal and use the filtering techniques to remove background noise. Her...

10ヶ月 前 | 0

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Shapewrite Error: Unknown Shape Identification
Hey! Please try reading your data in this way and then use Shapewrite. clear all; clc; s = tdfread('New Text Document.txt', '...

10ヶ月 前 | 0

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Edges of narrow objects in image
Here are the few links which might help you: https://www.mathworks.com/help/images/ref/edge.html?searchHighlight=edge&s_tid=doc...

10ヶ月 前 | 0

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Analog Signal with Comparator
Hello! Please read magnitude and frequency from the signal as shown below [y,Fs] = audioread(filename) https://www.mathworks....

11ヶ月 前 | 0

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