Object-oriented remote sensing software provides the user with flexibility in the way that remotely sensed data are classified through segmentation routines and userspecified fuzzy rules. This letter explores the classification and uncertainty issues associated with aggregating detailed ‘sub-objects’ to spatially coarser ‘super-objects’ in object-oriented classifications. We show Possibility Th...

NASA’s Mobile Agents project leads coordinated planetary exploration simulations at the Mars Desert Research Station. Through ScienceOrganizer, a Web-based tool for organizing and providing contextual knowledge for scientific datasets, remote teams of scientists access and annotate datasets, images, documents, and other forms of scientific information, applying pre-defined semantic links or met...