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WWW
2011
ACM
13 years 4 months ago
Context-sensitive query auto-completion
Query auto completion is known to provide poor predictions of the user’s query when her input prefix is very short (e.g., one or two characters). In this paper we show that con...
Ziv Bar-Yossef, Naama Kraus
SIGMOD
2007
ACM
225views Database» more  SIGMOD 2007»
14 years 9 months ago
From complete to incomplete information and back
Incomplete information arises naturally in numerous data management applications. Recently, several researchers have studied query processing in the context of incomplete informat...
Lyublena Antova, Christoph Koch, Dan Olteanu
CLEF
2004
Springer
14 years 2 months ago
The University of Glasgow at CLEF 2004: French Monolingual Information Retrieval with Terrier
This paper describes our participation in the CLEF 2004 French monolingual task. We used our Terrier Information Retrieval platform and experimented with query expansion and query...
Christina Lioma, Ben He, Vassilis Plachouras, Iadh...
CCCG
2008
13 years 10 months ago
Data Structures for Restricted Triangular Range Searching
We present data structures for triangular emptiness and reporting queries for a planar point set, where the query triangle contains the origin. The data structures use near-linear...
Mashhood Ishaque, Diane L. Souvaine, Nadia Benbern...
DMDW
2000
116views Management» more  DMDW 2000»
13 years 10 months ago
Divide and aggregate: caching multidimensional objects
A common optimization technique in the OLAP application domain is the use of summary aggregate data. For an appropriate support of analysis hot spots, we propose a query based agg...
Wolfgang Lehner, Jens Albrecht, Wolfgang Hümm...