University of British Columbia. Preference elicitation, dynamic constraint optimization, satisfiability problems in propositional logic, computational musicology.

Microsoft Research. Decision theory, reasoning systems, user modeling, reasoning under uncertainty.

University of Karlsruhe, AIFB. Text, data and web mining especially in text clustering, semantic web mining, knowledge management.

Carnegie Mellon University. Information retrieval, extraction and management, natural language processing, Chinese computing, dialog and discourse processing, machine translation, cooperative human-computer interaction.

Beijing University of Aeronautics and Astronautics. Design and analysis of algorithms, phase transitions, logic programming, data mining.

Tufts University. Human-computer interaction, tangible user interfaces, virtual environments, eye-gaze tracking.

University of Colorado, Boulder. Latent semantic analysis, stochastic context-free grammars, pronunciation modeling, discourse tagging, bayesian models of sentence processing, co-author of "Speech and Language Processing" with James H. Martin.

Affective computing, computational models of human emotion.

Minsk, Belarus. Automatic image stitching, target tracking, ICA and PCA compression

MIT. Machine learning applied to medicine, text management, and computational linguistics.