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P2P
2005
IEEE
104views Communications» more  P2P 2005»
16 years 6 days ago
Range Queries in Trie-Structured Overlays
Among the open problems in P2P systems, support for non-trivial search predicates, standardized query languages, distributed query processing, query load balancing, and quality of...
Anwitaman Datta, Manfred Hauswirth, Renault John, ...
SIGIR
2004
ACM
16 years 1 days ago
Translating unknown queries with web corpora for cross-language information retrieval
It is crucial for cross-language information retrieval (CLIR) systems to deal with the translation of unknown queries1 due to that real queries might be short. The purpose of this...
Pu-Jen Cheng, Jei-Wen Teng, Ruey-Cheng Chen, Jenq-...
PDIS
1996
IEEE
15 years 10 months ago
Capabilities-Based Query Rewriting in Mediator Systems
Users today are struggling to integrate a broad range of information sources providing di erent levels of query capabilities. Currently, data sources with di erent and limitedcapa...
Yannis Papakonstantinou, Ashish Gupta, Laura M. Ha...
DLOG
2006
15 years 8 months ago
Data Complexity of Answering Unions of Conjunctive Queries in SHIQ
The novel context of accessing and querying large data repositories through ontologies that are formalized in terms of expressive DLs requires on the one hand to consider query an...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter
ICDE
2012
IEEE
232views Database» more  ICDE 2012»
13 years 9 months ago
Horton: Online Query Execution Engine for Large Distributed Graphs
—Large graphs are used in many applications, such as social networking. The management of these graphs poses new challenges because such graphs are too large to fit on a single ...
Mohamed Sarwat, Sameh Elnikety, Yuxiong He, Gabrie...