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Re: hist_norm [message #73314 is a reply to message #73310]

Tue, 02 November 2010 22:00

Jeremy Bailin
Messages: 618
Registered: April 2008

Senior Member

On Nov 2, 9:28 pm, le.dav...@tiscali.it wrote:
> Hi folks,
> I am trying to use "hist_norm.pro" in a code like that (my first
> time):
>
> pro istog, howmanyt
>
> t = fltarr(howmanyt)
> N = 20.
> for k=0, howmanyt-1, 1 do begin
> t[k] = total(randomu(seed, N))
> endfor
>
> a = intarr(howmanyt) + 1
> hist_norm, t, condition = a
> end
>
> I can't figure out why it does not work. Can you help me?
> Thanks in advance.

On an unrelated note, because my IDL optimization neurons cringe at
unnecessary for loops, you might want to replace the first part of
that with:

N = 20L
t = rebin(randomu(seed, N*howmanyt), howmanyt) * N

Whether that makes any difference depends on how large howmanyt is.

-Jeremy.

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[Message index]

		Re: hist_norm By: David Fanning on Wed, 03 November 2010 09:04
		Re: hist_norm By: penteado on Wed, 03 November 2010 08:51
		Re: hist_norm By: jeanh on Wed, 03 November 2010 08:08
		Re: hist_norm By: David Fanning on Wed, 03 November 2010 07:27
		Re: hist_norm By: le.davide on Wed, 03 November 2010 07:05
		Re: hist_norm By: Jeremy Bailin on Tue, 02 November 2010 22:00
		Re: hist_norm By: David Fanning on Tue, 02 November 2010 19:58
		Re: hist_norm By: le.davide on Tue, 02 November 2010 19:54
		Re: hist_norm By: le.davide on Tue, 02 November 2010 19:51
		Re: hist_norm By: David Fanning on Tue, 02 November 2010 19:48
		Re: hist_norm By: penteado on Tue, 02 November 2010 19:47
		Re: hist_norm By: le.davide on Tue, 02 November 2010 19:37
		Re: hist_norm By: penteado on Tue, 02 November 2010 19:16
		Re: hist_norm By: le.davide on Tue, 02 November 2010 19:10
		Re: hist_norm By: penteado on Tue, 02 November 2010 18:46

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