360 search results - page 31 / 72 » Dynamic Sample Selection for Approximate Query Processing |
SIGMOD
2008
ACM
14 years 11 months ago
2008
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
VLDB
2011
ACM
13 years 5 months ago
2011
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
NLDB
2007
Springer
14 years 5 months ago
2007
Springer
This work deals with determination of meaningful and terse cluster labels for News document clusters. We analyze a number of alternatives for selecting headlines and/or sentences o...
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ICDE
2006
IEEE
15 years 6 days ago
2006
IEEE
Efficient indexing techniques have been developed for the exact and approximate substructure search in large scale graph databases. Unfortunately, the retrieval problem of structu...
ICDT
2001
ACM
14 years 3 months ago
2001
ACM
Abstract. Nearest-neighbor queries in high-dimensional space are of high importance in various applications, especially in content-based indexing of multimedia data. For an optimiz...