446 search results - page 69 / 90 » Modeling and Comparing Spatiotemporal Events |
CVIU
2008
13 years 10 months ago
2008
A key problem in video content analysis using dynamic graphical models is to learn a suitable model structure given some observed visual data. We propose a Completed Likelihood AI...
CVPR
2010
IEEE
14 years 6 months ago
2010
IEEE
We propose a semi-supervised model which segments and annotates images using very few labeled images and a large unaligned text corpus to relate image regions to text labels. Give...
IDA
2003
Springer
14 years 3 months ago
2003
Springer
Abstract. Many examples exist of multivariate time series where dependencies between variables change over time. If these changing dependencies are not taken into account, any mode...
WSC
2007
14 years 9 days ago
2007
Importance Sampling is a potentially powerful variance reduction technique to speed up simulations where the objective depends on the occurrence of rare events. However, it is cru...
WSC
1998
13 years 11 months ago
1998
Process oriented views are widely recognized as very useful for modeling, but di cult to implement e ciently in a simulation system, as compared to event oriented views. In partic...