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» On Modeling Clustering Indexes of BT-Like Systems
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DBISP2P
2003
Springer
79views Database» more  DBISP2P 2003»
13 years 11 months ago
SIL: Modeling and Measuring Scalable Peer-to-Peer Search Networks
The popularity of peer-to-peer search networks continues to grow, even as the limitations to the scalability of existing systems become apparent. We propose a simple model for sear...
Brian F. Cooper, Hector Garcia-Molina
IPM
2007
143views more  IPM 2007»
13 years 6 months ago
QCS: A system for querying, clustering and summarizing documents
Information retrieval systems consist of many complicated components. Research and development of such systems is often hampered by the difficulty in evaluating how each particula...
Daniel M. Dunlavy, Dianne P. O'Leary, John M. Conr...
VLDB
1998
ACM
123views Database» more  VLDB 1998»
13 years 10 months ago
Diag-Join: An Opportunistic Join Algorithm for 1:N Relationships
Time of creation is one of the predominant (often implicit) clustering strategies found not only in Data Warehouse systems: line items are created together with their correspondin...
Sven Helmer, Till Westmann, Guido Moerkotte
ICDE
2003
IEEE
117views Database» more  ICDE 2003»
14 years 7 months ago
Design and Implementation of a Temporal Extension of SQL
We present a valid-time extension of SQL and investigate its efficient implementation on an Object-Relational database system. We propose an approach where temporal queries are ex...
Cindy Xinmin Chen, Jiejun Kong, Carlo Zaniolo
ISMIS
1997
Springer
13 years 10 months ago
Knowledge-Based Image Retrieval with Spatial and Temporal Constructs
e about image features can be expressed as a hierarchical structure called a Type Abstraction Hierarchy (TAH). TAHs can be generated automatically by clustering algorithms based on...
Wesley W. Chu, Alfonso F. Cardenas, Ricky K. Taira