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Re: Adding elements in an Array [message #85984 is a reply to message #85983]

Mon, 23 September 2013 11:30

wlandsman
Messages: 743
Registered: June 2000

Senior Member

On Monday, September 23, 2013 1:46:09 PM UTC-4, nata wrote:
> y = x[1:*:3]

That takes every 3rd element starting with element 1. It gives the right answer in this case but just by coincidence, e.g. element 1 just happens to be the mean of the first 3 values, and element 4 happens to be the average of the second 3 values.

My solution would be

IDL> y = rebin(x,3)

--Wayne

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[Message index]

		Adding elements in an Array By: bhattacharjee12 on Sun, 22 September 2013 11:31
		Re: Adding elements in an Array By: David Fanning on Sun, 22 September 2013 11:46
		Re: Adding elements in an Array By: bhattacharjee12 on Sun, 22 September 2013 12:13
		Re: Adding elements in an Array By: natha on Mon, 23 September 2013 10:46
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 11:30
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 12:37
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 13:14
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:31
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:36
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 13:48
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:51
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 13:54
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:01
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 14:10
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:15
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 14:16
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:20
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:25
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 17:56
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 14:35
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 18:50
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 13:40
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:44

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