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Re: nearest number [message #49608 is a reply to message #49605]

Mon, 07 August 2006 08:09

mchinand
Messages: 66
Registered: September 1996

Member

In article <1154956439.920334.266030@m73g2000cwd.googlegroups.com>,
Timm Weitkamp <timm.weitkamp@iss.fzk.de> wrote:
> kuyper@wizard.net wrote:
>> bressert@gmail.com wrote:
>>> I thought about the problem more and realized a simple solution:
>>>
>>> smallest = min(abs(array - floating_value))
>>> index = where((array - floating_value) eq smallest, count)
>>
>> Almost: that should be "abs(array-floating_value) eq smallest".
>>
>> I'd be inclined to pull out the common code, and write it as
>>
>> diff = abs(array-floating_value)
>> index = where(array eq min(array))
>
> Or simply,
> void = min(abs(array - floating_value), index)
>

I was going to post the same thing last night, but this optional argument to MIN will only return
the index of the first element that is the minimum of the array even if there are multiple
occurrences of the minimum value. Which may be alright, depending on what the original poster
wants.

--Mike

--
Michael Chinander
m-chinander@uchicago.edu
Department of Radiology
University of Chicago

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[Message index]

		Re: nearest number By: James Kuyper on Mon, 07 August 2006 09:24
		Re: nearest number By: mchinand on Mon, 07 August 2006 08:09
		Re: nearest number By: btt on Mon, 07 August 2006 06:52
		Re: nearest number By: Benjamin Hornberger on Mon, 07 August 2006 06:18
		Re: nearest number By: Timm Weitkamp on Mon, 07 August 2006 06:13
		Re: nearest number By: James Kuyper on Sun, 06 August 2006 12:34
		Re: nearest number By: bressert@gmail.com on Sun, 06 August 2006 09:58

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