869 search results - page 54 / 174 » Effective Use of Place Information for Event Tracking |
143
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KDD
2007
ACM
16 years 6 months ago
2007
ACM
We consider the problem of estimating occurrence rates of rare events for extremely sparse data, using pre-existing hierarchies to perform inference at multiple resolutions. In pa...
157
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INFOCOM
2002
IEEE
15 years 11 months ago
2002
IEEE
There has been a surge of interest in the delivery of personalized information to users (e.g. personalized stocks or travel information), particularly as mobile users with limited ...
169
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ECCV
2002
Springer
16 years 8 months ago
2002
Springer
Abstract. In this work, we introduce a model-based approach to extracting the silhouette of people in motion from stereo video sequences. To this end, we extend a purely stereo-bas...
187
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MOBIHOC
2009
ACM
16 years 6 months ago
2009
ACM
In this paper, we present a Gaussian mixture model based approach to capture the spatial characteristics of any target signal in a sensor network, and further propose a temporally...
179
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ACCV
2009
Springer
15 years 10 months ago
2009
Springer
Abstract. We design an effective shape prior embedded human silhouettes extraction algorithm. Human silhouette extraction is found challenging because of articulated structures, po...