19174 search results - page 3437 / 3835 » Computer Animation Techniques |
249
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PODS
2012
ACM
13 years 10 months ago
2012
ACM
We show that randomization can lead to significant improvements for a few fundamental problems in distributed tracking. Our basis is the count-tracking problem, where there are k...
271
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JMLR
2012
13 years 10 months ago
2012
The expectation maximization (EM) algorithm is a popular algorithm for parameter estimation in models with hidden variables. However, the algorithm has several non-trivial limitat...
220
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ICDE
2012
IEEE
13 years 10 months ago
2012
IEEE
— We consider how to support a large number of users over a wide-area network whose interests are characterized by range top-k continuous queries. Given an object update, we need...
222
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ICDE
2012
IEEE
13 years 10 months ago
2012
IEEE
— Location-based services (LBS) have been widely accepted by mobile users. Many LBS users have direction-aware search requirement that answers must be in a search direction. Howe...
217
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INFOCOM
2012
IEEE
13 years 10 months ago
2012
IEEE
Abstract—We aim to enhance the end-to-end rate of a general dual-hop relay network with multiple channels and finite modulation formats, by jointly optimizing channel pairing, p...