In this paper we describe a system to reliably localize the position of the speaker’s face and mouth in videophone sequences. A statistical scheme based on a subspace method is p...
In this paper we design a nonadaptive NC checker for permutation group intersection, sharpening a result from Blum and Kannan 3]. This is a consequence of two results. First we sh...
Feature trees have been used to accommodate records in constraint programming and record like structures in computational linguistics. Feature trees model records, and feature cons...
For decades, the serialization constraints imposed by true data dependences have been regarded as an absolute limit--the dataflow limit--on the parallel execution of serial progra...
Much of the support for communication across distributed communities has focused on meetings and intentional contact. However, most interactions within co-located groups occur whe...