Re: Colorimetric Accuracy In the Field
Re: Colorimetric Accuracy In the Field
- Subject: Re: Colorimetric Accuracy In the Field
- From: edmund ronald <email@hidden>
- Date: Sun, 09 Jun 2013 11:37:02 +0200
Graeme,
Approximating a function (white point) by a constant may make sense, it is
a start but anyone who has seen the circular Monet paintings will agree
that one gains a lot by factoring in variable white points that depend on
the orientation of the viewer's gaze.
Edmund
On Sun, Jun 9, 2013 at 11:00 AM, Graeme Gill <email@hidden> wrote:
> edmund ronald wrote:
>
> > But how can one recreate the observer's white point adoption, especially
> in
> > the presence of mixed light, if one does not register the 360 degree
> scene
> > at high DR?
>
> Q. How does one estimate the white point from photo's anyway ?
>
> A. There are multiple approaches in the literature. Just because
> none of them perfectly mimic the human observe, doesn't mean that
> they are worthless, or impractical, or need some new data from the
> field to function.
>
> Graeme Gill.
>
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