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191
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
We propose a novel method, based on concepts from expander graphs, to sample communities in networks. We show that our sampling method, unlike previous techniques, produces subgra...
156
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ICASSP
2009
IEEE
16 years 1 months ago
2009
IEEE
Our work builds a general visibility model of video packets which is applicable to various types of GOP (Group of Pictures). The data used for analysis and building the model come...
198
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DAGM
2009
Springer
16 years 1 months ago
2009
Springer
High-speed smooth and accurate visual tracking of objects in arbitrary, unstructured environments is essential for robotics and human motion analysis. However, building a system th...
176
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ICRA
2008
IEEE
16 years 1 months ago
2008
IEEE
— Service robots designed for domestic settings need to navigate in an environment that they have to share with their users. Thus, they have to be able to report their current st...
174
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IROS
2008
IEEE
16 years 1 months ago
2008
IEEE
— The synchronization of image sequences acquired by robots swarms is an essential task for localization operations. We address this problem by considering the swarms as dynamic ...