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Re: frequency distribution and bytscl [message #31375]

Wed, 10 July 2002 09:43

mchinand
Messages: 66
Registered: September 1996

Member

In article <3D2C5C38.5F3C7E6A@ssec.wisc.edu>,
Liam E. Gumley <Liam.Gumley@ssec.wisc.edu> wrote:
>>
>> I think the PERCENT option of HIST_EQUAL function will do what you want.
>> It uses histogram and then TOTAL(histo,/CUMULATIVE) to find the cutoff
>> points.
>
> Mike,
>
> That's a very useful suggestion, and I'll certainly use it myself. This
> keyword does not seem to be available for HIST_EQUAL in IDL 5.3. Do you
> know if it became available in IDL 5.4 or 5.5?
>

I'm not sure. I'm running 5.5. The PERCENT keyword isn't mentioned in the
'What's New' files for either 5.4 or 5.5. It's described in the online
help, so it must have been added in 5.4 if it's not in 5.3.

--Mike

--
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Michael Chinander University of Chicago
m-chinander@uchicago.edu (773)834-5101 (Voice) (773)702-0371 (Fax)

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[Message index]

		Re: frequency distribution and bytscl By: mchinand on Wed, 10 July 2002 09:43
		Re: frequency distribution and bytscl By: Liam E. Gumley on Wed, 10 July 2002 09:09
		Re: frequency distribution and bytscl By: mchinand on Wed, 10 July 2002 08:44

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