A mobile robot requires perception of its local environment for both sensor based locomotion and for position estimation. Occupancy grids, based on ultrasonic range data, provide ...
In order to maximize systemperformancein environments with fluctuating memory contention, memory-intensive algorithms such as hash join must gracefully adapt to variations in avai...
Index structures for multiple sets can be classified into those that group entries according to their key values and those that group entries according to their set membership. Th...
Current research in natural language processing is characterized by the development of theories of grammar which strongly depend on the lexicon to drive parsing systems (e.g. Lexi...
If future electronic documents are to be truly useful, we must devise ways to automatically turn them into knowledgebases. In particular, we must be able to do this for diagrams. ...