651 search results - page 111 / 131 » Algebraic Query Optimization for Distributed Top-k Queries |
PODS
2000
ACM
14 years 17 days ago
2000
ACM
In this paper, we propose a new tunable index scheme, called iMinMax , that maps points in high dimensional spaces to single dimension values determined by their maximum or minimu...
MASS
2010
13 years 6 months ago
2010
We present an integrated approach for supporting in-network sensor data processing in dynamic and heterogeneous sensor networks. The concept relies on data stream processing techni...
STOC
2009
ACM
14 years 9 months ago
2009
ACM
A mechanism for releasing information about a statistical database with sensitive data must resolve a trade-off between utility and privacy. Publishing fully accurate information ...
MOBIHOC
2006
ACM
14 years 8 months ago
2006
ACM
Data storage has become an important issue in sensor networks as a large amount of collected data need to be archived for future information retrieval. This paper introduces stora...
COLCOM
2007
IEEE
14 years 3 months ago
2007
IEEE
—Recently, unstructured peer-to-peer (P2P) applications have become extremely popular. Searching in these networks has been a hot research topic. Flooding-based searching, which ...