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» Problems in Rewriting III
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CIKM
2009
Springer
14 years 4 months ago
Dissemination of heterogeneous XML data in publish/subscibe systems
The publish-subscribe paradigm is an effective approach for data publishers to asynchronously disseminate relevant data to a large number of data subscribers. A lot of recent res...
Yuan Ni, Chee Yong Chan
PPDP
2007
Springer
14 years 4 months ago
Computing with subspaces
We propose a new definition and use of a primitive getAllValues, for computing all the values of a non-deterministic expression in a functional logic program. Our proposal restri...
Sergio Antoy, Bernd Braßel
VLDB
2004
ACM
101views Database» more  VLDB 2004»
14 years 3 months ago
Taming XPath Queries by Minimizing Wildcard Steps
This paper presents a novel and complementary technique to optimize an XPath query by minimizing its wildcard steps. Our approach is based on using a general composite axis called...
Chee Yong Chan, Wenfei Fan, Yiming Zeng
CSFW
2003
IEEE
14 years 3 months ago
Understanding SPKI/SDSI Using First-Order Logic
SPKI/SDSI is a language for expressing distributed access control policy, derived from SPKI and SDSI. We provide a first-order logic (FOL) semantics for SDSI, and show that it ha...
Ninghui Li, John C. Mitchell
BIRTHDAY
2006
Springer
14 years 1 months ago
Best-First Rippling
Rippling is a form of rewriting that guides search by only performing steps that reduce the syntactic differences between formulae. Termination is normally ensured by a measure th...
Moa Johansson, Alan Bundy, Lucas Dixon