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» A Logical Approach to Multidimensional Databases
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SSD
2005
Springer
122views Database» more  SSD 2005»
14 years 1 months ago
Selectivity Estimation of High Dimensional Window Queries via Clustering
Abstract. Query optimization is an important functionality of modern database systems and often based on estimating the selectivity of queries before actually executing them. Well-...
Christian Böhm, Hans-Peter Kriegel, Peer Kr&o...
VLDB
1994
ACM
152views Database» more  VLDB 1994»
13 years 11 months ago
The GMAP: A Versatile Tool for Physical Data Independence
Physical data independence is touted as a central feature of modern database systems. Both relational and object-oriented systems, however, force users to frame their queries in t...
Odysseas G. Tsatalos, Marvin H. Solomon, Yannis E....
SIGMOD
2005
ACM
177views Database» more  SIGMOD 2005»
14 years 7 months ago
An approach for pipelining nested collections in scientific workflows
We describe an approach for pipelining nested data collections in scientific workflows. Our approach logically delimits arbitrarily nested collections of data tokens using special...
Timothy M. McPhillips, Shawn Bowers
ISMIS
2005
Springer
14 years 1 months ago
Flexible Pattern Discovery with (Extended) Disjunctive Logic Programming
Abstract. The post-genomic era showed up a wide range of new challenging issues for the areas of knowledge discovery and intelligent information management. Among them, the discove...
Luigi Palopoli, Simona E. Rombo, Giorgio Terracina
EDBT
2004
ACM
133views Database» more  EDBT 2004»
14 years 7 months ago
eVitae: An Event-Based Electronic Chronicle
We present an event based system for storing, managing, and presenting personal multimedia history. The development of such systems is a challenge because information about person...
Bin Wu, Rahul Singh, Punit Gupta, Ramesh Jain