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» Indexing Distributed Complex Data for Complex Queries
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129
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SSDBM
2007
IEEE
121views Database» more  SSDBM 2007»
15 years 8 months ago
Cost-based Optimization of Complex Scientific Queries
High energy physics scientists analyze large amounts of data looking for interesting events when particles collide. These analyses are easily expressed using complex queries that ...
Ruslan Fomkin, Tore Risch
GLOBE
2009
Springer
15 years 7 months ago
AGiDS: A Grid-Based Strategy for Distributed Skyline Query Processing
Skyline queries help users make intelligent decisions over complex data, where different and often conflicting criteria are considered. A challenging problem is to support skylin...
João B. Rocha-Junior, Akrivi Vlachou, Chris...
TKDE
2011
528views more  TKDE 2011»
14 years 9 months ago
The CoQUOS Approach to Continuous Queries in Unstructured Overlays
—The current peer-to-peer (P2P) content distribution systems are constricted by their simple on-demand content discovery mechanism. The utility of these systems can be greatly en...
Lakshmish Ramaswamy, Jianxia Chen
133
Voted
CADE
2008
Springer
16 years 2 months ago
The Complexity of Conjunctive Query Answering in Expressive Description Logics
Abstract. Conjunctive query answering plays a prominent role in applications of description logics (DLs) that involve instance data, but its exact complexity was a long-standing op...
Carsten Lutz
CIKM
2009
Springer
15 years 9 months ago
Role of weak ties in link prediction of complex networks
Plenty of algorithms for link prediction have been proposed and were applied to various real networks. Among these works, the weights of links are rarely taken into account. In th...
Linyuan Lu, Tao Zhou