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» Answering Multiple-Item Queries in Data Broadcast Systems
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CIKM
2011
Springer
13 years 9 months ago
Improved answer ranking in social question-answering portals
Community QA portals provide an important resource for non-factoid question-answering. The inherent noisiness of user-generated data makes the identification of high-quality cont...
Felix Hieber, Stefan Riezler
ICDT
2010
ACM
195views Database» more  ICDT 2010»
15 years 1 months ago
Answering Non-Monotonic Queries in Relational Data Exchange
Relational data exchange deals with translating a relational database instance over some source schema into a relational database instance over some target schema, according to a ...
André Hernich
CLEF
2005
Springer
14 years 11 months ago
The Query Answering System PRODICOS
In this paper, we present the PRODICOS query answering system which was developed by the TALN team from the LINA institute. We present the various modules constituting our system a...
Laura Monceaux, Christine Jacquin, Emmanuel Desmon...
SIGMOD
2009
ACM
125views Database» more  SIGMOD 2009»
15 years 9 months ago
Top-k queries on uncertain data: on score distribution and typical answers
Uncertain data arises in a number of domains, including data integration and sensor networks. Top-k queries that rank results according to some user-defined score are an important...
Tingjian Ge, Stanley B. Zdonik, Samuel Madden
93
Voted
ICEBE
2005
IEEE
168views Business» more  ICEBE 2005»
15 years 3 months ago
Frequency Operators for Condensative Queries over Data Streams
Over a traditional Database Management System (DBMS), the answer to an aggregate query is usually much smaller than the answer to a similar nonaggregate query. Therefore, we call ...
Lisha Ma, Werner Nutt