76 search results - page 9 / 16 » Learning motion patterns in crowded scenes using motion flow... |
VIS
2007
IEEE
14 years 9 months ago
2007
IEEE
In nature and in flow experiments particles form patterns of swirling motion in certain locations. Existing approaches identify these structures by considering the behavior of stre...
CVPR
2003
IEEE
14 years 1 months ago
2003
IEEE
In this paper, we propose an algorithm for estimating dense depth information of dynamic scenes from multiple video streams captured using unsynchronized stationary cameras. We so...
CVPR
2010
IEEE
14 years 4 months ago
2010
IEEE
In this paper we investigate shape and motion retrieval in the context of multi-camera systems. We propose a new lowlevel analysis based on latent silhouette cues, particularly su...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
Real-world actions occur often in crowded, dynamic environments. This poses a difficult challenge for current approaches to video event detection because it is difficult to segmen...
ICCV
2005
IEEE
14 years 1 months ago
2005
IEEE
We develop a method for learning the spatial statistics of optical flow fields from a novel training database. Training flow fields are constructed using range images of natur...