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A spatial data infrastructure (SDI) is a data infrastructure implementing a framework of geographic data, metadata, users and tools that are interactively connected in or ... Voir Plus
It depends on the processes that you want to perform on a satellite image: The most commonly used program is ERDAS IMAGINE, but some processes need ENVI and some other pr ... Voir Plus
No body can explain the answer in one sentance becuse everybody is unique and they use their methodology, ideas and plans to analysis the image data... but morever ERADAS ... Voir Plus
Arc Gis is best to me because I am more familiar.
envi , erdas, idrisi ,.....
Yes, I prefer the Erdas Imagin as most commonly analysis program for satellite images!
t has many functionalities (including customisable band math like ENVI), can be easily batch programmed (also integrating with other languages) and has a very active comm ... Voir Plus
For me ILWIS is the best because it is the one i mastere better