Sciweavers

778 search results - page 94 / 156
» Expressiveness and complexity of graph logic
Sort
View
134
Voted
BNCOD
2007
137views Database» more  BNCOD 2007»
15 years 1 months ago
Isolating Order Semantics in Order-Sensitive XQuery-to-SQL Translation
Order is essential for XML query processing. Efficient XML processing with order consideration over relational storage is non-trivial, especially for complex nested XQuery expressi...
Song Wang, Ling Wang, Elke A. Rundensteiner
CCS
2011
ACM
14 years 13 days ago
Policy auditing over incomplete logs: theory, implementation and applications
We present the design, implementation and evaluation of an algorithm that checks audit logs for compliance with privacy and security policies. The algorithm, which we name reduce,...
Deepak Garg, Limin Jia, Anupam Datta
115
Voted
SEMWEB
2009
Springer
15 years 7 months ago
XLWrap - Querying and Integrating Arbitrary Spreadsheets with SPARQL
In this paper a novel approach is presented for generating RDF graphs of arbitrary complexity from various spreadsheet layouts. Currently, none of the available spreadsheet-to-RDF ...
Andreas Langegger, Wolfram Wöß
131
Voted
DILS
2004
Springer
15 years 4 months ago
Efficient Techniques to Explore and Rank Paths in Life Science Data Sources
Abstract. Life science data sources represent a complex link-driven federation of publicly available Web accessible sources. A fundamental need for scientists today is the ability ...
Zoé Lacroix, Louiqa Raschid, Maria-Esther V...
CP
2010
Springer
14 years 10 months ago
The Lattice Structure of Sets of Surjective Hyper-Operations
Abstract. We study the lattice structure of sets (monoids) of surjective hyper-operations on an n-element domain. Through a Galois connection, these monoids form the algebraic coun...
Barnaby Martin