hello guys, am new to Giscafe. am a post graduate student of university of glamorgan, studing geographical information system. am currently doing an idependent study on the monitoring of glaciers using remote sensing.am trying to do an analysis(ndsi- normalised difference snow and ice index) on some landsat images of a polar region, using erdas imagine 9.2. apperently this erdas imagine version has no ndsi. i need suggestions on other image transformation analysis i can perform on glacier topographies using erdas imagine 9.2 to show changes in glaciers mass.
Edited by koldasaik on 07/23/09 05:03 PM.