489 search results - page 21 / 98 » Query Selectivity Estimation via Data Mining |
SIGMOD
1998
ACM
15 years 4 months ago
1998
ACM
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
90
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IRI
2003
IEEE
15 years 5 months ago
2003
IEEE
– We present a damage pattern mining framework for hurricane data on residential houses using aerial photographs with 1:3000 based scale. The vertical photographs are normally co...
183
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VLDB
2007
ACM
15 years 12 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...
107
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KDD
2008
ACM
16 years 4 days ago
2008
ACM
Frequent patterns provide solutions to datasets that do not have well-structured feature vectors. However, frequent pattern mining is non-trivial since the number of unique patter...
103
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SIGMOD
2004
ACM
15 years 12 months ago
2004
ACM
Spatial Database Management Systems (SDBMS), e.g., Geographical Information Systems, that manage spatial objects such as points, lines, and hyper-rectangles, often have very high ...