There have been some pretty good developments in the R world. There is a 'landsat' package along with many others for handling raster data. Its certainly more a roll-your-own proposition compared to ERDAS.
Searching r-project.org shows a fair number of options: https://www.google.com/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=satellite%20imagery%20site%3Ar-project.org THK http://www.keittlab.org/ On Fri, Jul 24, 2015 at 12:25 PM, David Kramar <kram...@sou.edu> wrote: > Good morning folks. I was hoping I might get some feedback regarding > potential remote sensing software packages that are A) Robust, and B) open > source (or affordable). We are currently using ERDAS, however as we are a > smaller university, the licensing fees are pretty significant. I have > looked at SAGA GIS, QGIS, and a few others but am curious about any > feedback you might have regarding these or other packages. Ideally, we > would like something that has similar functionality for processing and > analysis that ERDAS or ENVI has (e.g. PCA, classification, segmentation, > etc). > > Regards, > > Dave > > David Kramar, PhD. > GIS and Environmental Studies > 101 Taylor Hall > Southern Oregon University > Ashland, OR 97520 > 541-552-6727 > > >
