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Re: filmscanners: VueScan 6.6 Available
It sounds like you have a basis for a potentially valuable patent there
yourself. Good luck to you.
Hersch
At 12:04 PM 01/31/2001 -0500, you wrote:
>In a message dated 1/31/2001 9:59:13 AM EST, bobkehl@kvernkehl.com writes:
>
> > Please tell us more about the difference between your spot removal vs. ICE.
> >
> > And what are you saying about reduction of film grain??!! Now that you've
> > conquered Digital Ice's spot removal are you also improving on ASF's film
> > grain equalization ?
>
>I'd rather not go into the details of what I did, but I was careful not
>to violate any of ASF's patents. In avoiding their patents, I was able
>to come up with a much better way of doing infrared dust removal
>(what ASF calls ICE) and grain reduction (what ASF calls GEM).
>Both are combined in the "Options|Clean" option.
>
>The key insight came when I learned about Sigma filters. I was
>amazed at how well the final algorithm worked. I can probably
>tweak it some more, but it works quite well now. I'd recommend
>using the "Clean" setting instead of "Scrub" or "Scour" since
>it seems to work well and is quite fast.
>
>Regards,
>Ed Hamrick
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