1832 search results - page 214 / 367 » Querying RDF Data Using A Multigraph-based Approach |
180
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VLDB
2000
ACM
15 years 10 months ago
2000
ACM
Approximate query answering systems provide very fast alternatives to OLAP systems when applications are tolerant to small errors in query answers. Current sampling-based approach...
161
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Given a set of N multi-dimensional points, we study the computation of -quantiles according to a ranking function F, which is provided by the user at runtime. Specifically, F compu...
228
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CVPR
2011
IEEE
15 years 4 months ago
2011
IEEE
Active learning techniques have gained popularity in reducing human effort to annotate data instances for inducing a classifier. When faced with large quantities of unlabeled dat...
181
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SSDBM
2002
IEEE
15 years 11 months ago
2002
IEEE
An unordered labeled tree is a tree in which each node has a string label and the parent-child relationship is significant, but the order among siblings is unimportant. This pape...
306
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...