[GRASS-user] i.albedo

[Anna Petrášová]

Hi,

according to
http://trac.osgeo.org/grass/browser/grass/trunk/imagery/i.albedo/bb_alb_aster.c

it's this one:
http://terpconnect.umd.edu/~sliang/papers/RSE.N2B.1.pdf

I wonder if there is any reason it's not in the manual page.

Anna


On Thu, Dec 26, 2013 at 10:21 PM, Jiao Wang <jiao at hawaii.edu> wrote:

> Hi
>
> I was wondering if anybody could help me find the reference paper used in
> the equation for MODIS albedo (see below), not necessary the full paper,
> even the title would help.
>  Thanks in advance.
>
> Best,
> Jiao
>
>
> https://svn.osgeo.org/grass/grass/trunk/imagery/i.albedo/bb_alb_modis.c
> /*
>
>  * Broadband albedo MODIS
>  */
> double bb_alb_modis(double redchan, double nirchan, double chan3,
> 		    double chan4, double chan5, double chan6, double chan7)
> {
>     double result;
>
>     result =
> 	(0.22831 * redchan + 0.15982 * nirchan +
> 	 0.09132 * (chan3 + chan4 + chan5) + 0.10959 * chan6 +
> 	 0.22831 * chan7);
>     return result;
> }
>
>
> _______________________________________________
> grass-user mailing list
> grass-user at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/grass-user
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/grass-user/attachments/20131226/e87bef16/attachment.html>