2145 search results - page 82 / 429 » Pattern-Based Query Answering |
CIKM
2010
Springer
14 years 9 months ago
2010
Springer
Many existing indexes on text work at the document granularity and are not effective in answering the class of queries where the desired answer is only a term or a phrase. In this...
140
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EKAW
2010
Springer
14 years 9 months ago
2010
Springer
Linked Data semantic sources, in particular DBpedia, can be used to answer many user queries. PowerAqua is an open multi-ontology Question Answering (QA) system for the Semantic We...
177
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VLDB
2007
ACM
15 years 11 months ago
2007
ACM
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
112
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PODS
2010
ACM
15 years 4 months ago
2010
ACM
Differential privacy is a robust privacy standard that has been successfully applied to a range of data analysis tasks. But despite much recent work, optimal strategies for answe...
SEMWEB
2010
Springer
14 years 9 months ago
2010
Springer
We develop query relaxation techniques for regular path queries and combine them with query approximation in order to support flexible querying of RDF data when the user lacks know...