Gunning, D., Chaudhri, V. K., & Welty, C. (2010). Introduction to the special issue on question answering. AI Magazine, 31(3), 11-12.
This special issue issue of AI Magazine presents six articles on some of the most interesting question answering systems in development today. Included are articles on Project, the Semantic Research, Watson, True Knowledge, and TextRunner (University of Washington’s clever use of statistical NL techniques to answer questions across the open web).