240 search results - page 27 / 48 » A Fast Index for Semistructured Data |
186
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Linear optimization queries retrieve the top-K tuples in a sliding window of a data stream that maximize/minimize the linearly weighted sums of certain attribute values. To effici...
PVLDB
2008
14 years 9 months ago
2008
The class of k Nearest Neighbor (kNN) queries is frequently used in geospatial applications. Many studies focus on processing kNN in Euclidean and road network spaces. Meanwhile, ...
PKDD
2005
Springer
15 years 3 months ago
2005
Springer
In many classification and data-mining applications the user does not know a priori which distance measure is the most appropriate for the task at hand without examining the produ...
155
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SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
Regulations require businesses to archive many electronic documents for extended periods of time. Given the sheer volume of documents and the response time requirements, documents...
SISAP
2008
IEEE
15 years 4 months ago
2008
IEEE
Distance permutation indexes support fast proximity searching in high-dimensional metric spaces. Given some fixed reference sites, for each point in a database the index stores a...