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Re: "Correct" Data Philosophy [message #69210 is a reply to message #69024]

Thu, 17 December 2009 14:58

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Giorgio writes:

> I think it depends of the case. One example I can imagine is the
> removal of hot pixels from a CCD camera. Since you know that
> systematically your CCD camera is giving you a hot pixel at the same
> position, you can estimate its value from its nearest neighbours.
> However if you are not sure, its value can have a more profound
> meaning than your instrument has a different response function for
> that point. You could be missing something then.
> I agree with Kenneth, you must always present the raw data and then
> the data treated so people can judge the difference. Or at least give
> the option about it.

I *completely* agree with this. In fact, "Data Provenance"
is my middle name! But, if I *did* want to correct the
data... Oh never mind. I'm just going to stick to my
indignant reaction to the very idea and leave it at
that. :-(

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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[Message index]

		"Correct" Data Philosophy By: David Fanning on Thu, 17 December 2009 08:43
		Re: "Correct" Data Philosophy By: David Fanning on Tue, 22 December 2009 12:01
		Re: "Correct" Data Philosophy By: Kenneth P. Bowman on Tue, 22 December 2009 11:02
		Re: "Correct" Data Philosophy By: jkj on Tue, 22 December 2009 09:54
		Re: "Correct" Data Philosophy By: Kenneth P. Bowman on Mon, 21 December 2009 14:03
		Re: "Correct" Data Philosophy By: David Fanning on Wed, 30 December 2009 14:14
		Re: "Correct" Data Philosophy By: fburton on Mon, 21 December 2009 11:08
		Re: "Correct" Data Philosophy By: Laura on Mon, 21 December 2009 09:19
		Re: "Correct" Data Philosophy By: Kenneth P. Bowman on Sun, 20 December 2009 08:57
		Re: "Correct" Data Philosophy By: fburton on Sun, 20 December 2009 06:57
		Re: "Correct" Data Philosophy By: R.G.Stockwell on Sat, 19 December 2009 06:52
		Re: "Correct" Data Philosophy By: David Fanning on Fri, 18 December 2009 12:22
		Re: "Correct" Data Philosophy By: Paul Van Delst[1] on Fri, 18 December 2009 10:03
		Re: "Correct" Data Philosophy By: Laura on Fri, 18 December 2009 08:44
		Re: "Correct" Data Philosophy By: H. Evans on Fri, 18 December 2009 07:31
		Re: "Correct" Data Philosophy By: lecacheux.alain on Fri, 18 December 2009 01:35
		Re: "Correct" Data Philosophy By: d.poreh on Fri, 18 December 2009 01:14
		Re: "Correct" Data Philosophy By: David Fanning on Thu, 17 December 2009 15:36
		Re: "Correct" Data Philosophy By: Kenneth P. Bowman on Thu, 17 December 2009 15:03
		Re: "Correct" Data Philosophy By: David Fanning on Thu, 17 December 2009 14:58
		Re: "Correct" Data Philosophy By: Giorgio on Thu, 17 December 2009 14:31
		Re: "Correct" Data Philosophy By: David Fanning on Thu, 17 December 2009 13:56
		Re: "Correct" Data Philosophy By: rogass on Thu, 17 December 2009 13:41
		Re: "Correct" Data Philosophy By: Kenneth P. Bowman on Thu, 17 December 2009 13:23
		Re: "Correct" Data Philosophy By: Laura on Thu, 17 December 2009 12:33
		Re: "Correct" Data Philosophy By: David Fanning on Thu, 31 December 2009 08:10
		Re: "Correct" Data Philosophy By: Kenneth P. Bowman on Thu, 31 December 2009 07:18
		Re: "Correct" Data Philosophy By: David Fanning on Tue, 29 December 2009 11:43

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