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162
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CVPR
2011
IEEE
14 years 9 months ago
2011
IEEE
Real-time unusual event detection in video stream has been a difficult challenge due to the lack of sufficient training information, volatility of the definitions for both norm...
126
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EDBT
2011
ACM
14 years 5 months ago
2011
ACM
Continuous top-k queries, which report a certain number (k) of top preferred objects from data streams, are important for a broad class of real-time applications, ranging from fi...
180
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CVPR
2009
IEEE
16 years 9 months ago
2009
IEEE
This paper deals with the problem of tracking multiple targets in a distributed network of self-configuring pan-tilt-zoom cameras. We focus on applications where events unfold over...
163
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CVPR
2009
IEEE
16 years 9 months ago
2009
IEEE
We describe a novel device that can be used as a 2.5D
“scanner” for acquiring surface texture and shape. The device
consists of a slab of clear elastomer covered with a
refl...
132
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ICCV
2009
IEEE
16 years 7 months ago
2009
IEEE
In this paper we aim at reconstructing 3D scenes from images
with unknown focal lengths downloaded from photosharing
websites such as Flickr. First we provide a minimal
solution...