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ERCIMDL
2000
Springer
108views Education» more  ERCIMDL 2000»
15 years 10 months ago
Implementing a Reliable Digital Object Archive
An Archival Repository reliably stores digital objects for long periods of time (decades or centuries). The archival nature of the system requires new techniques for storing, inde...
Brian F. Cooper, Arturo Crespo, Hector Garcia-Moli...
GIS
1997
ACM
15 years 10 months ago
Speeding up Bulk-Loading of Quadtrees
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involve...
Gísli R. Hjaltason, Hanan Samet, Yoram J. S...
DEXA
2009
Springer
172views Database» more  DEXA 2009»
15 years 10 months ago
Utilizing XML Clustering for Efficient XML Data Management on P2P Networks
Peer-to-Peer (P2P) data integration combines the P2P infrastructure with traditional scheme-based data integration techniques. Some of the primary problems in this research area ar...
Panagiotis Antonellis, Christos Makris, Nikos Tsir...
DLOG
2007
15 years 9 months ago
On Ordering Descriptions in a Description Logic
We introduce a description language for specifying partial ordering relations over concept descriptions in description logics, and show how the language can be used in combination ...
Jeffrey Pound, Lubomir Stanchev, David Toman, Gran...
CIARP
2008
Springer
15 years 8 months ago
Cluster Stability Assessment Based on Theoretic Information Measures
Abstract. Cluster validation to determine the right number of clusters is an important issue in clustering processes. In this work, a strategy to address the problem of cluster val...
Damaris Pascual, Filiberto Pla, José Salvad...