1666 search results - page 148 / 334 » Effective and efficient structured retrieval |
177
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IS
2006
15 years 6 months ago
2006
As databases increasingly integrate different types of information such as time-series, multimedia and scientific data, it becomes necessary to support efficient retrieval of mult...
141
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ECTEL
2007
Springer
16 years 19 days ago
2007
Springer
In this paper, an evaluation is presented of a framework that supports flexible content repurposing. Unlike the usual practice where content components, such as slides, images, def...
182
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ICPR
2010
IEEE
15 years 4 months ago
2010
IEEE
We propose a framework to learn scene semantics from surveillance videos. Using the learnt scene semantics, a video analyst can efficiently and effectively retrieve the hidden sem...
157
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WWW
2004
ACM
16 years 7 months ago
2004
ACM
We propose a new distributed, fault-tolerant Peer-to-Peer index structure for resource discovery applications called the P-tree. P-trees efficiently support range queries in addit...
171
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VLDB
2004
ACM
15 years 11 months ago
2004
ACM
We investigate the problem of ranking answers to a database query when many tuples are returned. We adapt and apply principles of probabilistic models from Information Retrieval f...