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» Distributed Query Adaptation and Its Trade-offs
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ICDE
2004
IEEE
94views Database» more  ICDE 2004»
14 years 6 months ago
A Probabilistic Approach to Metasearching with Adaptive Probing
An ever increasing amount of valuable information is stored in Web databases, "hidden" behind search interfaces. To save the user's effort in manually exploring eac...
Zhenyu Liu, Chang Luo, Junghoo Cho, Wesley W. Chu
DOLAP
2004
ACM
13 years 10 months ago
Aggregate queries in peer-to-peer OLAP
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
Mauricio Minuto Espil, Alejandro A. Vaisman
VLDB
2002
ACM
161views Database» more  VLDB 2002»
13 years 4 months ago
Distributed Search over the Hidden Web: Hierarchical Database Sampling and Selection
Many valuable text databases on the web have non-crawlable contents that are "hidden" behind search interfaces. Metasearchers are helpful tools for searching over many s...
Panagiotis G. Ipeirotis, Luis Gravano
ISSADS
2004
Springer
13 years 10 months ago
Evaluating Location Dependent Queries Using ISLANDS
The recent emergence of handheld devices and wireless networks has implied an exponential increase of terminals users. So, today, service providers have to propose new application...
Marie Thilliez, Thierry Delot
MDM
2004
Springer
13 years 10 months ago
Processing Range-Monitoring Queries on Heterogeneous Mobile Objects
We consider in this paper how to leverage heterogeneous mobile computing capability for efficient processing of real-time range-monitoring queries. In our environment, each mobil...
Ying Cai, Kien A. Hua, Guohong Cao