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PODS
2008
ACM
170views Database» more  PODS 2008»
16 years 6 months ago
Answering aggregate queries in data exchange
Data exchange, also known as data translation, has been extensively investigated in recent years. One main direction of research has focused on the semantics and the complexity of...
Foto N. Afrati, Phokion G. Kolaitis
JDM
2000
128views more  JDM 2000»
15 years 6 months ago
Distributed Database Design for Mobile Geographical Applications
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...
Manhoi Choy, Mei-Po Kwan, Hong Va Leong
DASFAA
2008
IEEE
106views Database» more  DASFAA 2008»
16 years 1 months ago
Flood Little, Cache More: Effective Result-Reuse in P2P IR Systems
State-of-the-art Peer-to-Peer Information Retrieval (P2P IR) systems suffer from their lack of response time guarantee especially with scale. To address this issue, a number of tec...
Christian Zimmer, Srikanta J. Bedathur, Gerhard We...
SAC
2009
ACM
16 years 1 months ago
Diverse peer selection in collaborative web search
Effective peer selection for intelligent query routing is a challenge in collaborative peer-based Web search systems, especially unstructured networks that do not have any central...
Le-Shin Wu, Filippo Menczer
BMCBI
2005
160views more  BMCBI 2005»
15 years 6 months ago
Data-poor categorization and passage retrieval for Gene Ontology Annotation in Swiss-Prot
Background: In the context of the BioCreative competition, where training data were very sparse, we investigated two complementary tasks: 1) given a Swiss-Prot triplet, containing...
Frédéric Ehrler, Antoine Geissbü...