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» Problems in Rewriting III
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CIKM
2009
Springer
16 years 3 days 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
15 years 11 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»
15 years 11 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
15 years 10 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
15 years 9 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