PanoTools:
Re: Re: dynamic range and noise (yet again)
Simon Minshall 2005-Oct-27 21:24:29
On 27-Oct-05, at 12:36 , Erik Krause wrote:
> On Thursday, October 27, 2005 at 10:29, Simon Minshall wrote:
>
>
>> THe other thing is that frame averaging will reduce random noise but
>> will increase fixed pattern noise.
>>
>
> Certainly not. The average of always the same value is the same
> value. However, you can use the technique to determine fixed pattern
> noise in order to subtract it later...
Thanks for the clarification. My thinking was that averaging may make
the FPN more apparent. Erik, in your experience/opinion is 8 frames
enough to achieve the desired result?
Simon
>
> best regards
>
>
> --
> Erik Krause
> Resources, not only for panorama creation:
> http://www.erik-krause.de/
> Read panotools at GMane:
> http://news.gmane.org/gmane.comp.graphics.panotools
>
>
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