127 search results - page 7 / 26 » The impact of database selection on distributed searching |
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
In this demonstration, we present a prototype content-based dissemination broker, called Sonnet, which is built upon structured overlay network. It combines approximate filtering ...
ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
ADBIS
1999
Springer
15 years 1 months ago
1999
Springer
In data mining, the selection of an appropriate classifier to estimate the value of an unknown attribute for a new instance has an essential impact to the quality of the classifica...
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SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
Cardinality estimation during query optimization relies on simplifying assumptions that usually do not hold in practice. To diminish the impact of inaccurate estimates during opti...
CIKM
2009
Springer
2009
Springer
Improving retrievability of patents with cluster-based pseudo-relevance feedback documents selection
15 years 4 months ago
High findability of documents within a certain cut-off rank is considered an important factor in recall-oriented application domains such as patent or legal document retrieval. ...