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» Holistic Context Modeling using Semantic Co-occurrences
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ISMIS
2003
Springer
14 years 20 days ago
NETMARK: A Schema-Less Extension for Relational Databases for Managing Semi-structured Data Dynamically
Object-Relational database management system is an integrated hybrid cooperative approach to combine the best practices of both the relational model utilizing SQL queries and the ...
David A. Maluf, Peter B. Tran
LREC
2010
145views Education» more  LREC 2010»
13 years 9 months ago
Inter-Annotator Agreement on a Linguistic Ontology for Spatial Language - A Case Study for GUM-Space
In this paper, we present a case study for measuring inter-annotator agreement on a linguistic ontology for spatial language, namely the spatial extension of the Generalized Upper...
Joana Hois
AAAI
2006
13 years 9 months ago
Compilation of Query-Rewriting Problems into Tractable Fragments of Propositional Logic
We consider the problem of rewriting a query efficiently using materialized views. In the context of information integration, this problem has received significant attention in th...
Yolifé Arvelo, Blai Bonet, Maria-Esther Vid...
BDA
2001
13 years 8 months ago
Querying RDF Descriptions for Community Web Portals
Community Web Portals (e.g., digital libraries, vertical aggregators, infomediaries) have become quite popular nowadays in supporting specific communities of interest on corporate...
Gregory Karvounarakis, Vassilis Christophides, Dim...
WEBDB
2009
Springer
112views Database» more  WEBDB 2009»
14 years 2 months ago
Querying DAG-shaped Execution Traces Through Views
The question whether a given set of views, defined by queries, can be used to answer another query, arises in several contexts such as query optimization, data integration and se...
Maya Ben-Ari, Tova Milo, Elad Verbin