Tom Matthé, Guy De Tré. The Bipolar Semantics of Querying Null Values in Regular and Fuzzy Databases - Dealing with Inapplicability. In Eyke Hüllermeier, Rudolf Kruse, Frank Hoffmann, editors, Information Processing and Management of Uncertainty in Knowledge-Based Systems. Applications - 13th International Conference, IPMU 2010, Dortmund, Germany, June 28 - July 2, 2010. Proceedings, Part II. Volume 81 of Communications in Computer and Information Science, pages 137-146, Springer, 2010. [doi]
Abstract is missing.