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Re: Curve Fitting Question [message #82006 is a reply to message #1309]

Tue, 13 November 2012 08:31

Mark Piper
Messages: 198
Registered: December 2009

Senior Member

On Monday, November 12, 2012 5:23:53 PM UTC-7, Gianguido Cianci wrote:
> How about Otsu's method? Meant for images but works for any set of numbers.
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> http://www.cis.rit.edu/~cnspci/media/software/otsu_threshold .pro
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> If your numbers aren't integers, I'd multiply by 1000, round, run otsu, divide by 1000. That's assuming 3 sig figs are enough...

Coincidentally, we're adding an IMAGE_THRESHOLD function in 8.2.2 that implements Otsu's method among other automatic thresholding techniques.

mp

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[Message index]

		Curve Fitting Question By: ftdwh on Tue, 14 September 1993 11:01
		Re: Curve Fitting Question By: David Fanning on Tue, 13 November 2012 15:24
		Re: Curve Fitting Question By: cgguido on Wed, 14 November 2012 06:22
		Re: Curve Fitting Question By: David Fanning on Tue, 20 November 2012 06:22
		Re: Curve Fitting Question By: Mark Piper on Tue, 13 November 2012 08:31
		Re: Curve Fitting Question By: David Fanning on Mon, 12 November 2012 19:40
		Re: Curve Fitting Question By: ben.bighair on Mon, 12 November 2012 18:47
		Re: Curve Fitting Question By: David Fanning on Mon, 12 November 2012 17:23
		Re: Curve Fitting Question By: David Fanning on Mon, 12 November 2012 17:18
		Re: Curve Fitting Question By: Craig Markwardt on Mon, 12 November 2012 15:51
		Re: Curve Fitting Question By: David Fanning on Tue, 20 November 2012 06:58

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