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Re: convolve mystery [message #86415 is a reply to message #86414]

Wed, 06 November 2013 07:53

Mats Löfdahl
Messages: 263
Registered: January 2012

Senior Member

Den onsdagen den 6:e november 2013 kl. 16:27:48 UTC+1 skrev Helder:
>
> Dunno,
> but if you try this, you get what you expected:
>
> imc2 = CONVOL_FFT(im, psf1, /NO_PADDING)
> print,imc2[*,sz/2], format = '(f5.2)'
> 0.77
> 1.00
> 1.00
> 1.00
> 0.77
> 0.23
> -0.00
> -0.00
> -0.00
> 0.23
>
> but of course you need at least IDL 8.1.
> With padding you get the "wrong" result.

Yes, but I see no sign of padding being used in convolve().

/Mats

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[Message index]

		convolve mystery By: Mats Löfdahl on Wed, 06 November 2013 07:13
		Re: convolve mystery By: Helder Marchetto on Wed, 06 November 2013 07:27
		Re: convolve mystery By: Mats Löfdahl on Wed, 06 November 2013 07:53
		Re: convolve mystery By: David Fanning on Wed, 06 November 2013 08:03
		Re: convolve mystery By: Mats Löfdahl on Wed, 06 November 2013 08:14
		Re: convolve mystery By: wlandsman on Wed, 06 November 2013 08:54
		Re: convolve mystery By: Mats Löfdahl on Wed, 06 November 2013 12:00
		Re: convolve mystery By: David Fanning on Wed, 06 November 2013 12:20
		Re: convolve mystery By: Mats Löfdahl on Wed, 06 November 2013 13:22

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