12336 search results - page 344 / 2468 » Active Information Retrieval |
184
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IJCV
2006
15 years 6 months ago
2006
In this paper, we propose a new variational model to segment an object belonging to a given shape space using the active contour method, a geometric shape prior and the Mumford-Sha...
158
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MM
2003
ACM
15 years 12 months ago
2003
ACM
We present the design, implementation, and evaluation of PROMISE, a novel peer-to-peer media streaming system encompassing the key functions of peer lookup, peer-based aggregated ...
185
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IRI
2008
IEEE
16 years 1 months ago
2008
IEEE
This paper introduces a novel algorithm for estimating energy expenditure during physical activity. The estimation is based on acceleration data measured from a wrist-worn acceler...
176
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ECIR
2007
Springer
15 years 8 months ago
2007
Springer
Question answering systems rely on retrieval components to identify documents that contain an answer to a user’s question. The formulation of queries that are used for retrieving...
164
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ICPR
2002
IEEE
15 years 11 months ago
2002
IEEE
This paper describes a method for detecting automobiles and people in streaming or archived video. Our video object tracking system is based on Kalman filter updating of an active...