16883 search results - page 57 / 3377 » Generalized Non-Reducible Descriptors |
156
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IJRR
2010
14 years 11 months ago
2010
We propose a particle filtering-based visual tracker, in which the affine group is treated as the state. We first develop a general particle filtering algorithm that explicitly tak...
225
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CODASPY
2011
14 years 7 months ago
2011
This talk gives a personal perspective on the topic area of this new conference on data and application security and privacy, the difficult nature of the challenge we are confron...
215
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DEBS
2011
ACM
2011
ACM
DejaVu: a complex event processing system for pattern matching over live and historical data streams
14 years 7 months ago
This short paper provides an overview of the DejaVu complex event processing (CEP) system, with an emphasis on its novel architecture and query optimization techniques for correla...
166
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SIGIR
2011
ACM
14 years 7 months ago
2011
ACM
Using relevance feedback can significantly improve (ad hoc) retrieval effectiveness. Yet, if little feedback is available, effectively exploiting it is a challenge. To that end,...
149
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SIGIR
2011
ACM
14 years 7 months ago
2011
ACM
Ranking function performance reached a plateau in 1994. The reason for this is investigated. First the performance of BM25 is measured as the proportion of queries satisfied on th...