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COOPIS
1999
IEEE
15 years 2 months ago
Using Fagin's Algorithm for Merging Ranked Results in Multimedia Middleware
A distributed multimedia information system allows users to access data of different modalities, from different data sources, ranked by various combinationsof criteria. In [6], Fa...
Edward L. Wimmers, Laura M. Haas, Mary Tork Roth, ...
CIKM
2008
Springer
14 years 11 months ago
A heuristic approach for checking containment of generalized tree-pattern queries
Query processing techniques for XML data have focused mainly on tree-pattern queries (TPQs). However, the need for querying XML data sources whose structure is very complex or not...
Pawel Placek, Dimitri Theodoratos, Stefanos Soulda...
WWW
2006
ACM
15 years 10 months ago
Semantic link based top-K join queries in P2P networks
An important issue arising from Peer-to-Peer applications is how to accurately and efficiently retrieve a set of K best matching data objects from different sources while minimizi...
Jie Liu, Liang Feng, Chao He
ICDE
2006
IEEE
178views Database» more  ICDE 2006»
15 years 11 months ago
Characterizing and Exploiting Reference Locality in Data Stream Applications
In this paper, we investigate a new approach to process queries in data stream applications. We show that reference locality characteristics of data streams could be exploited in ...
Feifei Li, Ching Chang, George Kollios, Azer Besta...
CIKM
2006
Springer
15 years 1 months ago
Heuristic containment check of partial tree-pattern queries in the presence of index graphs
The wide adoption of XML has increased the interest of the database community on tree-structured data management techniques. Querying capabilities are provided through tree-patter...
Dimitri Theodoratos, Stefanos Souldatos, Theodore ...