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Find centroid of a monochrome laserspot within a dark background

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Find centroid of a monochrome laserspot within a dark background

by Rainer F.

 

07 Dec 2004 (Updated 09 Dec 2004)

Find centroid of a monochrome laserspot within a dark background using Fourier.

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Find centroid of a monochrome laserspot within a dark background using Fourier. Function calculates X and Y coordinates of the centroid of a laserspot of a 2 dimensional image array. Have a look into the .m file for further descriptions.

Thanks to:
http://www.mnd-umwelttechnik.fh-wiesbaden.de/pig/weisshaar_u5.pdf
MATLAB release MATLAB 6.5 (R13)
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Comments and Ratings (3)
25 Jun 2007 Ralf Gommers

Better centroid method than the classical one. Too bad the linked paper is German, this is interesting.
18 Jul 2011 Anchal Agarwal

Thanks Rainer, this is amazing. have been looking for a code for 3 weeks now!
26 Jul 2011 Ashwin Panday

Great code Rainer. Have been looking for this for some time now. Thnx
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Tag Activity for this File
Tag Applied By Date/Time
image analysis Rainer F. 22 Oct 2008 07:37:28
centroid Rainer F. 22 Oct 2008 07:37:28
fourier Rainer F. 22 Oct 2008 07:37:28
laserspot Rainer F. 22 Oct 2008 07:37:30

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