LENS: Neural Network Simulator
No fewer than five learning algorithms are used by this toolset: steepest descent, momentum descent, "Doug's momentum descent", delta-bar-delta, and quick-prop. Multiple networks can use the same dataset. Written in C using tcl/Tk toolkit. [GPL]
Dr. Sara Kiesler
Professor Emerita in the School of Computer Science Human Computer Interaction Institute. Social aspects of computer and communication technology.
University of Sheffield Natural Language Processing Group
Architectures for NLP, NL Analysis (IE and Dialogue), NL Generation and NLP Resources and Tools. The developers of GATE.
Daphne's Approximate Group of Students (DAGS)
Daphne Koller's research group on probabilistic representation, reasoning, and learning at Stanford University.