Sciweavers

2599 search results - page 365 / 520
» An Operational Semantics for Knowledge Bases
Sort
View
ICDE
2005
IEEE
101views Database» more  ICDE 2005»
16 years 2 days ago
Optimization of Nested XQuery Expressions with Orderby Clauses
— XQuery, the defacto XML query language, is a functional language with operational semantics, which precludes the direct application of classical query optimization techniques. ...
Song Wang, Elke A. Rundensteiner, Murali Mani
SIGMOD
2007
ACM
188views Database» more  SIGMOD 2007»
16 years 6 months ago
Keyword search on relational data streams
Increasing monitoring of transactions, environmental parameters, homeland security, RFID chips and interactions of online users rapidly establishes new data sources and applicatio...
Alexander Markowetz, Yin Yang, Dimitris Papadias
WWW
2008
ACM
16 years 7 months ago
A differential notion of place for local search
For extracting the characteristics a specific geographic entity, and notably a place, we propose to use dynamic Extreme Tagging Systems in combination with the classic approach of...
Vlad Tanasescu, John Domingue
AAAI
2008
15 years 8 months ago
Artificial Intelligence Needs Open-Access Knowledgebase Contents
ar for abstract concepts, and a number of formally expressed, structural restrictions. Copyright c 2008, Association for the Advancement of Artificial Intelligence (www.aaai.org). ...
Erik Sandewall
KCAP
2011
ACM
14 years 9 months ago
Multipedia: enriching DBpedia with multimedia information
Enriching knowledge bases with multimedia information makes it possible to complement textual descriptions with visual and audio information. Such complementary information can he...
Andrés García-Silva, Max Jakob, Pabl...