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» Scalable Package Queries in Relational Database Systems
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P2PKM
2004
14 years 11 months ago
Merging G-Grid P2P Systems While Preserving Their Autonomy
Peer-to-Peer (P2P) systems share and manage huge amounts of data and resources distributed across a large number of machines. In pure P2P environments the control is totally decent...
Gianluca Moro, Gabriele Monti, Aris M. Ouksel
MMS
2006
14 years 9 months ago
Collaborative image retrieval via regularized metric learning
In content-based image retrieval (CBIR), relevant images are identified based on their similarities to query images. Most CBIR algorithms are hindered by the semantic gap between ...
Luo Si, Rong Jin, Steven C. H. Hoi, Michael R. Lyu
PODS
2008
ACM
165views Database» more  PODS 2008»
15 years 9 months ago
Data exchange and schema mappings in open and closed worlds
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
Leonid Libkin, Cristina Sirangelo
TKDE
1998
142views more  TKDE 1998»
14 years 9 months ago
Performance Analysis of Three Text-Join Algorithms
—When a multidatabase system contains textual database systems (i.e., information retrieval systems), queries against the global schema of the multidatabase system may contain a ...
Weiyi Meng, Clement T. Yu, Wei Wang 0010, Naphtali...
ICWE
2010
Springer
15 years 2 months ago
Ranking the Linked Data: The Case of DBpedia
The recent proliferation of crowd computing initiatives on the web calls for smarter methodologies and tools to annotate, query and explore repositories. There is the need for scal...
Roberto Mirizzi, Azzurra Ragone, Tommaso Di Noia, ...