3891 search results - page 155 / 779 » Query Models |
128
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
Previous research into the efficiency of text retrieval systems has dealt primarily with methods that consider inverted lists in sequence; these methods are known as term-at-a-tim...
281
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ICDE
2008
IEEE
16 years 6 months ago
2008
IEEE
Existing prediction methods in moving objects databases cannot forecast locations accurately if the query time is far away from the current time. Even for near future prediction, m...
93
Voted
ISMIR
2003
Springer
15 years 10 months ago
2003
Springer
Query-by-humming systems attempt to address the needs of the non-expert user, for whom the most natural query format – for the purposes of finding a tune, hook or melody of unk...
147
Voted
CIKM
2004
Springer
15 years 10 months ago
2004
Springer
Query expansion is a well-known technique that has been shown to improve average retrieval performance. This technique has not been used in many operational systems because of the...
167
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ICDE
2009
IEEE
15 years 11 months ago
2009
IEEE
— Existing stream processing systems are optimized for a specific metric, which may limit their applicability to diverse applications and environments. This paper presents XFlow...