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PODS
2003
ACM
135views Database» more  PODS 2003»
16 years 6 months ago
Query-preserving watermarking of relational databases and XML documents
Watermarking allows robust and unobtrusive insertion of information in a digital document. Very recently, techniques have been proposed for watermarking relational databases or XM...
David Gross-Amblard
PODS
2006
ACM
177views Database» more  PODS 2006»
16 years 6 months ago
Equivalence of queries combining set and bag-set semantics
The query equivalence problem has been studied extensively for set-semantics and, more recently, for bag-set semantics. However, SQL queries often combine set and bag-set semantic...
Sara Cohen
MOBIHOC
2007
ACM
16 years 6 months ago
The multicast capacity of large multihop wireless networks
We consider wireless ad hoc networks with a large number of users. Subsets of users might be interested in identical information, and so we have a regime in which several multicas...
Srinivas Shakkottai, Xin Liu, R. Srikant
MOBIHOC
2006
ACM
16 years 6 months ago
Minimizing recovery state In geographic ad-hoc routing
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...
Noa Arad, Yuval Shavitt
MOBIHOC
2001
ACM
16 years 6 months ago
Effects of power conservation, wireless coverage and cooperation on data dissemination among mobile devices
This paper presents 7DS, a novel peer-to-peer data sharing system. 7DS is an architecture, a set of protocols and an implementation enabling the exchange of data among peers that ...
Maria Papadopouli, Henning Schulzrinne