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Re: Find minimums in an array... [message #32535 is a reply to message #32532]

Wed, 16 October 2002 11:50

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Filipe (engpcris@livjm.ac.uk) writes:

> I'm looking for a fonction or an algorithm who could find the X
> minumun values in a array without having to use Sort (for a time
> reason) or Min (updating the array everytime)
>
> For Example in a Array of 1000 elements I want to find the 10 smallest
> values.
>
> Do you know any quick how to perfome it? (as I need to do this
> operation many times in a loop)

Oh, my gosh! I believe HISTOGRAM can be used to solve
this problem!!!

http:/www.dfanning.com/tips/histogram_tutorial.html

Cheers,

David

P.S. Let's just say that *this* is what enlightenment
feels like! :-)

--
David W. Fanning, Ph.D.
Fanning Software Consulting, Inc.
Phone: 970-221-0438, E-mail: david@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		Re: Find minimums in an array... By: David Fanning on Wed, 16 October 2002 14:55
		Re: Find minimums in an array... By: James Kuyper on Wed, 16 October 2002 14:00
		Re: Find minimums in an array... By: David Fanning on Wed, 16 October 2002 13:01
		Re: Find minimums in an array... By: James Kuyper on Wed, 16 October 2002 12:30
		Re: Find minimums in an array... By: David Fanning on Wed, 16 October 2002 11:50
		Re: Find minimums in an array... By: JD Smith on Fri, 18 October 2002 09:04

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