12289 search results - page 149 / 2458 » System modeling with mixed object and data models |
156
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IJCV
2007
15 years 4 months ago
2007
In this article we present the integration of 3-D shape knowledge into a variational model for level set based image segmentation and contour based 3-D pose tracking. Given the sur...
123
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GI
2010
Springer
15 years 2 months ago
2010
Springer
: Based on previous work of the authors, this paper provides a comparison of two different tracking methodologies for extended objects and group targets, where the true shape of th...
148
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CAISE
2005
Springer
15 years 10 months ago
2005
Springer
The notion of spatio-temporal multi-granularity is fundamental when modeling objects in GIS applications in that it supports the representation of the temporal evolutions of these ...
143
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PET
2004
Springer
15 years 9 months ago
2004
Springer
In this paper, we address issues related to flow correlation attacks and the corresponding countermeasures in mix networks. Mixes have been used in many anonymous communication s...
142
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IGARSS
2009
15 years 2 months ago
2009
Most available methods for endmember extraction use the convexity of the data structure and consider the vertices of the data as the purest pixels. Such methods do not consider th...