[Qgis-user] QGIS - Georeferencer PDF Report RMSE Values

[Wesley Roberts]

Many thanks Saulteau,

That is helpful.


On Thu, Nov 28, 2013 at 5:53 PM, Saulteau Don <sault.don at gmail.com> wrote:

> I found an explanation of RMSE from this GIS.se question, but not sure
> how QGIS does it (I can't read source code yet =P)
>
> An Explanation of RMSE for Dummies
> http://gis.stackexchange.com/a/77772/1297
>
>
> On Thu, Nov 28, 2013 at 2:54 AM, Wesley Roberts <jwesroberts at gmail.com>
> wrote:
> > Dear Qgis users,
> >
> > I have used the Georeferencer plugin in QGIS to undertake some image to
> > image matching on a set of Landsat Images. I am using the output as part
> of
> > a report and need some information about how the RMSE values are created
> and
> > what they refer to. My Landsat imagery is in UTM 35S projection WGS84.
> The
> > total RMSE values returned range from 0.04 to around 0.2. My question is
> as
> > follows
> >
> > Where are the RMSE values measured from top-left, bottom-right, across
> the
> > diagonal of the pixel? I cant seem to find any explanation of where these
> > values are calculated from.
> >
> > Many thanks,
> > Wesley
> >
> > --
> > Dr Wesley Roberts
> > jwesroberts at gmail.com
> > Cell: +27(0)83 5355 646
> > skype: roberts-w
> >
> > I hear...I forget
> > I see...and I remember
> > I do...and I understand
> > Ancient Chinese Proverb
> >
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-- 
Dr Wesley Roberts
jwesroberts at gmail.com
Cell: +27(0)83 5355 646
skype: roberts-w

I hear...I forget
I see...and I remember
I do...and I understand
Ancient Chinese Proverb
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