[GRASS-user] thoughts on v.transform

[Michael Barton]

On Feb 29, 2008, at 7:37 AM, grass-user-request at lists.osgeo.org wrote:

> Date: Fri, 29 Feb 2008 15:00:18 +0530
> From: Ravinder Singh Bhalla <bhalla at feralindia.org>
> Subject: [GRASS-user] thoughts on v.transform
> To: grass-user at lists.osgeo.org
> Message-ID: <47C7D0AA.1010904 at feralindia.org>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hi All,
> I just went through the painful process of fixing a badly geo- 
> referenced
> vector against another vector. I used v.transform and a correspondence
> file to do the work. The module works really well. However I wonder
> whether it would be possible to modify the existing geo-referencing
> plugin or a vector equivalent of i.points to facilitate the process of
> creating a correspondence file for one vector against another?
> This would make the job much easier and also allow users to check  
> up RMS
> errors and drop offending points.
> Thanks,
> rsb

The georectifier modules in the TclTk and wxPython GUIs already do  
this (including calculating error and RMS error).


Michael