360 search results - page 24 / 72 » Dynamic Sample Selection for Approximate Query Processing |
EDBT
2009
ACM
14 years 3 months ago
2009
ACM
Due to the existence of uncertain data in a wide spectrum of real applications, uncertain query processing has become increasingly important, which dramatically differs from handl...
VLDB
2007
ACM
14 years 8 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...
VLDB
1999
ACM
14 years 22 days ago
1999
ACM
We present a pipelining, dynamically usercontrollable reorder operator, for use in dataintensive applications. Allowing the user to reorder the data delivery on the fly increases...
VLDB
2007
ACM
14 years 8 months ago
2007
ACM
In this article, we propose a new approach for querying and indexing a database of trees with specific applications to XML datasets. Our approach relies on representing both the q...
BMCBI
2007
13 years 8 months ago
2007
Background: The post-genomic era is characterised by a torrent of biological information flooding the public databases. As a direct consequence, similarity searches starting with ...