935 search results - page 72 / 187 » Performance Evaluation of Multiversion Database Systems |
196
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SIGMOD
2012
ACM
13 years 8 months ago
2012
ACM
We present an automatic skew mitigation approach for userdefined MapReduce programs and present SkewTune, a system that implements this approach as a drop-in replacement for an e...
166
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VLDB
2007
ACM
16 years 6 days ago
2007
ACM
Intuitively, aggressive work sharing among concurrent queries in a database system should always improve performance by eliminating redundant computation or data accesses. We show...
146
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BIOID
2008
15 years 8 months ago
2008
When a person passes by a surveillance camera a sequence of image is obtained. Before performing any analysis on the face of a person, the face first needs to be detected and secon...
258
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ICDE
1999
IEEE
16 years 7 months ago
1999
IEEE
This paper proposes methodologies to control the access of B-tree-indexed data in a batch and real-time fashion. Algorithms are proposed to insert, query, delete, and rebalance B-...
162
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IEAAIE
2010
Springer
15 years 4 months ago
2010
Springer
This paper details the behavioral evaluation of a qualitative image categorisation and retrieval approach using semantic features of images. Content based image retrieval and class...