Description Logics are embodied in several knowledge-based systems and are used to develop various real-life applications. The Description Logic Handbook provides a thorough account of the subject, covering all aspects of research in this field, namely theory, implementation, and applications....

Description Logics are knowledge representation languages that have been studied extensively in artificial intelligence over the last two decades. This Handbook covers all aspects of research in this field; including theory, implementation, and applications....

This book constitutes the refereed proceedings of the 9th International Conference on Database Theory, ICDT 2002, held in Siena, Italy in January 2002. The 26 revised full papers presented together with 3 invited articles were carefully reviewed and selected from 92 submissions....