comp.lang.idl-pvwave archive: archive

Home » Public Forums » archive » STANDARD DEVIATON

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: STANDARD DEVIATON [message #21247 is a reply to message #20952]

Mon, 14 August 2000 00:00

Ben Marriage
Messages: 12
Registered: June 1999

Junior Member

In article <8mei3g$6dl$1@news.lth.se>,
Struan Gray <struan.gray@sljus.lu.se> wrote:

> You can generalise the shifting and put it into a double loop over the
kernal
> indices. You can also deal with edge-effects (and avoid the zeroing
of edge
> elements) if you creat an oversize image and pad it appropriately. On
my
> machine this is approx ten times faster than Ben_imageSD.
>

Yes, this seems to work quite nicely. Much better than loops. It
shouldn't balloon in size as you are using the temporary function too.

Thanks for the solution,
Ben

Sent via Deja.com http://www.deja.com/
Before you buy.

Report message to a moderator

[Message index]

		STANDARD DEVIATON By: Ben Marriage on Tue, 01 August 2000 00:00
		Re: STANDARD DEVIATON By: Struan Gray on Fri, 04 August 2000 00:00
		Re: STANDARD DEVIATON By: Struan Gray on Fri, 04 August 2000 00:00
		Re: STANDARD DEVIATON By: Struan Gray on Fri, 04 August 2000 00:00
		Re: STANDARD DEVIATON By: Ben Marriage on Fri, 04 August 2000 00:00
		Re: STANDARD DEVIATON By: Ben Marriage on Fri, 04 August 2000 00:00
		Re: STANDARD DEVIATON By: Ben Marriage on Mon, 14 August 2000 00:00

Previous Topic:	Dear Santa: PVWAVE Style Date/Time Axes in IDL
Next Topic:	Re: object newbie

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Wed Oct 08 19:02:30 PDT 2025

Total time taken to generate the page: 0.00223 seconds