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» Query Processing in ROSA Data Model
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107
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SIGIR
2006
ACM
15 years 8 months ago
User modeling for full-text federated search in peer-to-peer networks
User modeling for information retrieval has mostly been studied to improve the effectiveness of information access in centralized repositories. In this paper we explore user model...
Jie Lu, James P. Callan
202
Voted
ICDE
1999
IEEE
106views Database» more  ICDE 1999»
16 years 3 months ago
Processing Operations with Restrictions in RDBMS without External Sorting: The Tetris Algorithm
Most operations of the relational algebra or SQL require a sorted stream of tuples for efficient processing. Therefore, processing complex relational queries relies on efficient a...
Volker Markl, Martin Zirkel, Rudolf Bayer
VLDB
2007
ACM
169views Database» more  VLDB 2007»
16 years 2 months ago
Staying FIT: Efficient Load Shedding Techniques for Distributed Stream Processing
In distributed stream processing environments, large numbers of continuous queries are distributed onto multiple servers. When one or more of these servers become overloaded due t...
Nesime Tatbul, Stanley B. Zdonik, Ugur Çeti...
DMSN
2006
ACM
15 years 8 months ago
Impact of multi-query optimization in sensor networks
In this paper, we study the problem of processing multiple queries in a wireless sensor network. We focus on multiquery optimization at the base station level to minimize the numb...
Shili Xiang, Hock-Beng Lim, Kian-Lee Tan
DNIS
2005
Springer
112views Database» more  DNIS 2005»
15 years 8 months ago
Modelling Peer-to-Peer Data Networks Under Complex System Theory
: A Peer-to-peer Data Network (PDN) is an open and evolving society of peer nodes that assemble into a network to share their data for mutual benefit. PDNs are enabled by distribu...
Cyrus Shahabi, Farnoush Banaei Kashani