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» Acquiring ontological knowledge from query logs
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WWW
2007
ACM
14 years 8 months ago
Collaboratively Building Structured Knowledge with DBin: From del.icio.us Tags to an "RDFS Folksonomy"
DBin is a Semantic Web application that enables groups of users with a common interest to cooperatively create semantically structured knowledge bases. These user groups, which we...
Giovanni Tummarello, Christian Morbidoni
DEXAW
2005
IEEE
132views Database» more  DEXAW 2005»
14 years 1 months ago
Information Integration from Semantically Heterogeneous Biological Data Sources
We present the first prototype of INDUS (Intelligent Data Understanding System), a federated, query-centric system for information integration and knowledge acquisition from dist...
Doina Caragea, Jie Bao, Jyotishman Pathak, Adrian ...
AAAI
2006
13 years 9 months ago
OntoSearch: A Full-Text Search Engine for the Semantic Web
OntoSearch, a full-text search engine that exploits ontological knowledge for document retrieval, is presented in this paper. Different from other ontology based search engines, O...
Xing Jiang, Ah-Hwee Tan
AAAI
2008
13 years 10 months ago
Turning Web Text and Search Queries into Factual Knowledge: Hierarchical Class Attribute Extraction
A seed-based framework for textual information extraction allows for weakly supervised acquisition of open-domain class attributes over conceptual hierarchies, from a combination ...
Marius Pasca
GEOS
2005
Springer
14 years 1 months ago
Ontology Matching for Spatial Data Retrieval from Internet Portals
This paper analyses reported difficulties in spatial data retrieval from Internet portals, based on results from an empirical survey. The analysis reveals the problems which cause ...
Hartwig H. Hochmair