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PVLDB
2010
103views more  PVLDB 2010»
13 years 7 months ago
Probabilistic XML via Markov Chains
We show how Recursive Markov Chains (RMCs) and their restrictions can define probabilistic distributions over XML documents, and study tractability of querying over such models. ...
Michael Benedikt, Evgeny Kharlamov, Dan Olteanu, P...
DLOG
2010
13 years 6 months ago
On the feasibility of Description Logic knowledge bases with rough concepts and vague instances
Abstract. A usage scenario of bio-ontologies is hypothesis testing, such as finding relationships or new subconcepts in the data linked to the ontology. Whilst validating the hypot...
C. Maria Keet
ICOODB
2010
171views Database» more  ICOODB 2010»
13 years 6 months ago
Data Model Driven Implementation of Web Cooperation Systems with Tricia
Abstract. We present the data modeling concepts of Tricia, an opensource Java platform used to implement enterprise web information systems as well as social software solutions inc...
Thomas Büchner, Florian Matthes, Christian Ne...
TSD
2010
Springer
13 years 6 months ago
Comparison of Different Lemmatization Approaches through the Means of Information Retrieval Performance
This paper presents a quantitative performance analysis of two different approaches to the lemmatization of the Czech text data. The first one is based on manually prepared diction...
Jakub Kanis, Lucie Skorkovská
GI
2009
Springer
13 years 6 months ago
Ontology Design for Information Integration in Disaster Management
: One of the most pressing issues in improving disaster management is that of information integration. With many organizations involved in the disaster, crossing regional or even n...
Grigori Babitski, Florian Probst, Jörg Hoffma...