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Re: Image thresholding [message #15470 is a reply to message #15382]

Mon, 17 May 1999 00:00

Liam Gumley
Messages: 473
Registered: November 1994

Senior Member

Liam Gumley wrote:
> With all due respect to my esteemed colleagues David Kastrup and David
> Fanning, I believe the fastest method is as follows:
>
> IDL> a = findgen(10)
> IDL> print, ((a lt 5) or (a gt 10)) * a
> 0 1 2 3 4 0 0 0 0 0
>
> Love those Boolean operators....

Of course, I actually meant

IDL> a = indgen(10)

Reminder to self: Make sure you test suggestions before you post them.

---
Liam E. Gumley
Space Science and Engineering Center, UW-Madison
http://cimss.ssec.wisc.edu/~gumley

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[Message index]

		Image thresholding By: Dave Brennan on Mon, 17 May 1999 00:00
		Re: Image thresholding By: Struan Gray on Tue, 18 May 1999 00:00
		Re: Image thresholding By: Brian Jackel on Mon, 17 May 1999 00:00
		Re: Image thresholding By: Liam Gumley on Mon, 17 May 1999 00:00
		Re: Image thresholding By: mgs on Mon, 17 May 1999 00:00
		Re: Image thresholding By: Liam Gumley on Mon, 17 May 1999 00:00
		Re: Image thresholding By: davidf on Mon, 17 May 1999 00:00
		Re: Image thresholding By: REV on Fri, 21 May 1999 00:00

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