Data & Knowledge Engineering, Volume 44, 2003

Volume 44, Number 1, January 2003

• Janne Skyt, Christian S. Jensen, Leo Mark: A foundation for vacuuming temporal databases. 1-29
• Fernando Berzal Galiano, Juan C. Cubero, Fernando Cuenca, Maria J. Martín-Bautista: On the quest for easy-to-understand splitting rules. 31-48
• Athena Vakali, Evimaria Terzi, Elisa Bertino, Ahmed K. Elmagarmid: Hierarchical data placement for navigational multimedia applications. 49-80
• Markus Schneider: Design and implementation of finite resolution crisp and fuzzy spatial objects. 81-108
• Manoranjan Dash, Huan Liu, Peter Scheuermann, Kian-Lee Tan: Fast hierarchical clustering and its validation. 109-138

Volume 44, Number 2, February 2003

• Claudio Bettini, Angelo Montanari: Temporal representation and reasoning. 139-141
• Ivan T. Bowman, David Toman: Optimizing temporal queries: efficient handling of duplicates. 143-164
• Jef Wijsen, Alexis Bès: On query optimization in a temporal SPC algebra. 165-192
• Yingjiu Li, Peng Ning, Xiaoyang Sean Wang, Sushil Jajodia: Discovering calendar-based temporal association rules. 193-218
• Benedikt Bollig, Martin Leucker: Deciding LTL over Mazurkiewicz traces. 219-238
• Luca Chittaro, Carlo Combi: Visualizing queries on databases of temporal histories: new metaphors and their evaluation. 239-264

Volume 44, Number 3, March 2003

• Zohra Bellahsene: Data integration over the Web. 265-266
• Claude Delobel, Chantal Reynaud, Marie-Christine Rousset, Jean-Pierre Sirot, Dan Vodislav: Semantic integration in Xyleme: a uniform tree-based approach. 267-298
• Yannis Papakonstantinou, Vinayak R. Borkar, Maxim Orgiyan, Konstantinos Stathatos, Lucian Suta, Vasilis Vassalos, Pavel Velikhov: XML queries and algebra in the Enosys integration platform. 299-322
• Mikael R. Jensen, Thomas H. Møller, Torben Bach Pedersen: Converting XML DTDs to UML diagrams for conceptual data integration. 323-346
• Zoé Lacroix: Web data retrieval and extraction. 347-367