0
votes
0answers
26 views

change raster values in a specific region on a single band

I am currently using ERDAS IMAGINE 2013. I have a 28 Band MODIS image. In one of the bands, I need to change the values of a certain region. I tried the following: Load the .img file into IMAGINE. ...
0
votes
2answers
339 views

georeference IMG file in qgis

I have a problem: I'm trying to georeference a satellite image (ASTER, Erdas Imagine file *.img) in QGis. I have georeferenced with QGis before and never had any problems. The file is georeferenced ...
0
votes
2answers
783 views

Mysterious Problems with .IGE file [closed]

I'm trying to manipulate an .IGE file, which I understand is a raster data format developed by Erdas Imagine. The data I've downloaded is the National Land Cover Database (NLCD) 2006 Percent Developed ...
8
votes
3answers
852 views

calculate area of vegetations in a raster file

How do I calculate area of several vegetation types in a raster (.img file type) image. They are color coded. Am using QGIS (1.8.0) and ERDAS 9.2.