295 search results - page 10 / 59 » Detecting Uncommon Trajectories |
CVPR
2004
IEEE
14 years 10 months ago
2004
IEEE
Most tracking algorithms are based on the maximum a posteriori (MAP) solution of a probabilistic framework called Hidden Markov Model, where the distribution of the object state a...
ICIP
2009
IEEE
14 years 9 months ago
2009
IEEE
In this paper, we propose a novel motion vector processing approach based on the temporal analysis of motion vector reliability for motion-compensated frame interpolation. We firs...
TCSV
2008
13 years 8 months ago
2008
Abstract--This paper presents a survey of trajectory-based activity analysis for visual surveillance. It describes techniques that use trajectory data to define a general set of ac...
IVC
2002
13 years 8 months ago
2002
This paper addresses the problem of automatically extracting frequently used pedestrian pathways from video sequences of natural outdoor scenes. Path models are learnt from the ac...
ICPR
2006
IEEE
14 years 10 months ago
2006
IEEE
This paper proposes a novel method for estimating the geospatial trajectory of a moving camera. The proposed method uses a set of reference images with known GPS (global positioni...