Re: [GRASS-user] Pre-processing LANDSAT TM Orthorectified images from GLCF

2008-06-12 Thread maning sambale
Hi, I have created a simple script to automate the pre-processing process of landsat tm+. Here it is, if you see it needs improvement (my bash skill is very rudimentary) please comment: === #!/bin/sh -x # Script to automate pre-processing of LANDSAT

Re: [GRASS-user] Pre-processing LANDSAT TM Orthorectified images from GLCF

2008-06-02 Thread Markus Neteler
On Mon, Jun 2, 2008 at 7:50 AM, maning sambale [EMAIL PROTECTED] wrote: Hi, For a project I am involved with, we are conducting landcover classification from LANDSAT TM (orthorectified) data downloaded from GLCF. We are now in the process on pre-processing the image and then conduct

Re: [GRASS-user] Pre-processing LANDSAT TM Orthorectified images from GLCF

2008-06-02 Thread maning sambale
Markus, AFAIK LANDSAT is sun-synchronous, it passes in the local morning time (something like 10:30-11:00). Maybe this helps: http://earthobservatory.nasa.gov/MissionControl/overpass.html Since it is an overpass predictor, it doesn't provide information on previous landsat overpass. Can I

[GRASS-user] Pre-processing LANDSAT TM Orthorectified images from GLCF

2008-06-01 Thread maning sambale
Hi, For a project I am involved with, we are conducting landcover classification from LANDSAT TM (orthorectified) data downloaded from GLCF. We are now in the process on pre-processing the image and then conduct classification using i.smap. Following the GRASS book, we will be conducting the