Sciweavers

158 search results - page 26 / 32
» Combining Temporal Logics for Querying XML Documents
Sort
View
DEBU
2008
136views more  DEBU 2008»
13 years 7 months ago
Towards a Unified Declarative and Imperative XQuery Processor
Since the birth of XML, the processing of XML query languages like XQuery/XQueryP has been widely researched in the academic and industrial communities. Most of the approaches con...
Zhen Hua Liu, Anguel Novoselsky, Vikas Arora
PODS
2008
ACM
143views Database» more  PODS 2008»
14 years 7 months ago
XPath, transitive closure logic, and nested tree walking automata
We consider the navigational core of XPath, extended with two operators: the Kleene star for taking the transitive closure of path expressions, and a subtree relativisation operat...
Balder ten Cate, Luc Segoufin
WWW
2003
ACM
14 years 8 months ago
SweetDeal: representing agent contracts with exceptions using XML rules, ontologies, and process descriptions
SweetDeal is a rule-based approach to representation of business contracts that enables software agents to create, evaluate, negotiate, and execute contracts with substantial auto...
Benjamin N. Grosof, Terrence C. Poon
SIGMOD
2003
ACM
127views Database» more  SIGMOD 2003»
14 years 7 months ago
Cache-and-Query for Wide Area Sensor Databases
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
Amol Deshpande, Suman Kumar Nath, Phillip B. Gibbo...
IRFC
2010
Springer
13 years 5 months ago
An Information Retrieval Model Based on Discrete Fourier Transform
Abstract. Information Retrieval (IR) systems combine a variety of techniques stemming from logical, vector-space and probabilistic models. This variety of combinations has produced...
Alberto Costa, Massimo Melucci