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Re: Automatic Binsize Calculations [message #77080 is a reply to message #76260]

Fri, 29 July 2011 13:44

chris_torrence@NOSPAM is currently offline

chris_torrence@NOSPAM
Messages: 528
Registered: March 2007

Senior Member

On Monday, May 30, 2011 7:47:39 AM UTC-6, Craig Markwardt wrote:
>
> First, it looks like there is a serious bug in HISTOGRAM, which
> produces *negative* counts for byte data. Check this out:
> IDL> print, histogram(cgdemodata(21), nbins=nbin[n])
> 13591 43618 108702 55359 37621
> 15767
> 9343 -975994564
> Huh?? *Negative* 1 billion? This bug exists in IDL7, so it's been
> around for a while. I can't believe this hasn't showed up before!
>

Hi all,

Just FYI, this was indeed a bug in HISTOGRAM with byte data, that has been there since IDL -975994564.
It is fixed for IDL 8.2.

Cheers,
Chris
ITTVIS

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[Message index]

		Re: Automatic Binsize Calculations By: Craig Markwardt on Mon, 30 May 2011 06:47
		Re: Automatic Binsize Calculations By: Foldy Lajos on Sun, 29 May 2011 11:24
		Re: Automatic Binsize Calculations By: manodeep@gmail.com on Sun, 29 May 2011 11:20
		Re: Automatic Binsize Calculations By: manodeep@gmail.com on Mon, 30 May 2011 11:26
		Re: Automatic Binsize Calculations By: chris_torrence@NOSPAM on Fri, 29 July 2011 13:44

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