Re: [GRASS-user] Orthorectifying images

2011-06-22 Thread Markus Metz
katrin eggert wrote: > Hello Markus > Thank you for your answer. Just a few more questions :) > >> >> There is no preprocessing required before orthorectification, apart >> from the organisation of the imagery. The imagery to be orthorectified >> should be in a xy location. A separate location with

Re: [GRASS-user] Orthorectifying images

2011-06-21 Thread katrin eggert
Hello Markus Thank you for your answer. Just a few more questions :) For orthorectification, you should use a recent version of GRASS > (6.4.2) and not 6.4.0 because the orthorectification procedure has > been recently overhauled and is creating artefacts in earlier versions > of GRASS, particula

Re: [GRASS-user] Orthorectifying images

2011-06-21 Thread Markus Metz
On Tue, Jun 21, 2011 at 10:50 AM, katrin eggert wrote: > Greetings > I have just received a task to Orthorectify very-high resolution images. I > know that GRASS (LINUX) performs this (I have never tested) but my question > is more "basic" and elementar: Does anyone has a link or a document that >

[GRASS-user] Orthorectifying images

2011-06-21 Thread katrin eggert
Greetings I have just received a task to Orthorectify very-high resolution images. I know that GRASS (LINUX) performs this (I have never tested) but my question is more "basic" and elementar: Does anyone has a link or a document that explains: 1- Required preprocessing before Orthorectification 2-