1413 search results - page 121 / 283 » Efficient Learning of Semi-structured Data from Queries |
157
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DEXA
2004
Springer
15 years 10 months ago
2004
Springer
Efficient storage and retrieval of trajectory indexes has become an essential requirement for moving objects databases. The existing 3DR-tree is known to be an effective trajectory...
130
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ML
2002
ACM
15 years 4 months ago
2002
ACM
Solving in an efficient manner many different optimal control tasks within the same underlying environment requires decomposing the environment into its computationally elemental ...
144
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CIDR
2009
15 years 5 months ago
2009
We present the design and development of a data stream system that captures data uncertainty from data collection to query processing to final result generation. Our system focuse...
120
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VLDB
2002
ACM
15 years 4 months ago
2002
ACM
We present a method for efficiently performing deletions and updates of records when the records to be deleted or updated are chosen by a range scan on an index. The traditional m...
116
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SIGMOD
2010
ACM
15 years 4 months ago
2010
ACM
Improving data quality is a time-consuming, labor-intensive and often domain specific operation. Existing data repair approaches are either fully automated or not efficient in int...