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SIGMOD
2006
ACM
14 years 10 months ago
2006
ACM
This paper introduces the Tuple Graph (TuG) synopses, a new class of data summaries that enable accurate selectivity estimates for complex relational queries. The proposed summari...
EDBT
2006
ACM
14 years 10 months ago
2006
ACM
In modern databases, complex objects like multimedia data, proteins or text objects can be modeled in a variety of representations and can be decomposed into multiple instances of ...
PERCOM
2006
ACM
14 years 9 months ago
2006
ACM
In this paper we present a new framework for specifying access control policies in smart spaces called Criticality-Aware Access Control (CAAC). The main idea is to automatically r...
MOBIHOC
2006
ACM
14 years 9 months ago
2006
ACM
Geographic ad hoc networks use position information for routing. They often utilize stateless greedy forwarding and require the use of recovery algorithms when the greedy approach...
ALT
2006
Springer
14 years 7 months ago
2006
Springer
e-Science is scientific investigation performed through distributed global collaborations between scientists and their resources, and the computing infrastructure that enables this...