Clark University in America every three years Idrisi's new version of software modules, provides a different model names In 2015 the software with several new models such as modeling climate change TerrSet and modeler ecosystem services, GeOSIRIS and presented. Version 2012 software Idrisi, Selva was called. But as you've pointed Software ENVI for processing the various fields and the value that is connected to GIS. The show is of high importance. I send you two more in training software.
in order to do supervised classification, ERDAS has a unit ability to give each class a happening probability, which means in case of more than one possible class for a point, ERDAS will assign the more probable class to that point. ENVI can not do that. It only allows you to define a probability threshold, which means points with lower probability will get no data classification.