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» Querying Probabilistic Information Extraction
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TREC
2007
13 years 8 months ago
Passage Retrieval with Vector Space and Query-Level Aspect Models
This report describes the joint work by Kyoto University and the University of Melbourne for the TREC Genomics Track in 2007. As with 2006, the task for this year was the retrieva...
Raymond Wan, Vo Ngoc Anh, Hiroshi Mamitsuka
PVLDB
2010
147views more  PVLDB 2010»
13 years 2 months ago
Automatic Rule Refinement for Information Extraction
Rule-based information extraction from text is increasingly being used to populate databases and to support structured queries on unstructured text. Specification of suitable info...
Bin Liu 0002, Laura Chiticariu, Vivian Chu, H. V. ...
EDBT
2006
ACM
121views Database» more  EDBT 2006»
14 years 7 months ago
A Decomposition-Based Probabilistic Framework for Estimating the Selectivity of XML Twig Queries
In this paper we present a novel approach for estimating the selectivity of XML twig queries. Such a technique is useful for approximate query answering as well as for determining...
Chao Wang, Srinivasan Parthasarathy, Ruoming Jin
CJ
2010
131views more  CJ 2010»
13 years 5 months ago
Probabilistic Approaches to Estimating the Quality of Information in Military Sensor Networks
an be used to abstract away from the physical reality by describing it as components that exist in discrete states with probabilistically invoked actions that change the state. The...
Duncan Gillies, David Thornley, Chatschik Bisdikia...
CIKM
2010
Springer
13 years 5 months ago
Probabilistic ranking for relational databases based on correlations
This paper proposes a ranking method to exploit statistical correlations among pairs of attribute values in relational databases. For a given query, the correlations of the query ...
Jaehui Park, Sang-goo Lee