Indian Institute of Technology, Kanpur - Artificial Intelligence, Computer Vision, Geometric Modelling, Robotics.

University of Sussex - Shallow parsing, semantic tagging, natural language processing.

University of Salzburg - Natural computation, image processing, parallel computation, software engineering, and robotics.

IBM T. J. Watson Research Centre - Conversational Multi modal computing, Mobile speech solutions, Speech recognition, Signal Processing, Pattern Recognition

Universitat Politècnica de Catalunya - Integrity constraints, temporal databases, deductive databases.

University of Groningen - Image and signal processing, information theory, model selection, Modula-3.

Graduate student, University of Kansas. Working in the area of routing protocols, network security, information retrieval and operating systems.

Stanford University - Syntax, computational linguistics.