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» Knowledge-Based Integration of Neuroscience Data Sources
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EKAW
2008
Springer
13 years 7 months ago
Principles for Knowledge Engineering on the Web
With the advent of the Web and the efforts towards a Semantic Web the nature of knowledge engineering has changed drastically. In this position paper we propose four principles fo...
Guus Schreiber
AGILE
2007
Springer
184views GIS» more  AGILE 2007»
13 years 11 months ago
Towards Spatial Reasoning in the Semantic Web: A Hybrid Knowledge Representation System Architecture
Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
Rolf Grütter, Bettina Bauer-Messmer
VLDB
2004
ACM
124views Database» more  VLDB 2004»
13 years 10 months ago
Containment of Nested XML Queries
Query containment is the most fundamental relationship between a pair of database queries: a query Q is said to be contained in a query Q if the answer for Q is always a subset of...
Xin Dong, Alon Y. Halevy, Igor Tatarinov
WIKIS
2006
ACM
13 years 11 months ago
Semantic Wikipedia
Wikipedia is the world’s largest collaboratively edited source of encyclopaedic knowledge. But in spite of its utility, its contents are barely machine-interpretable. Structural...
Heiko Haller, Markus Krötzsch, Max Völke...
SIGMOD
2010
ACM
250views Database» more  SIGMOD 2010»
13 years 5 months ago
Expressive and flexible access to web-extracted data: a keyword-based structured query language
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
Jeffrey Pound, Ihab F. Ilyas, Grant E. Weddell