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» Semantic Trajectory Compression
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CVPR
2008
IEEE
16 years 1 months ago
Trajectory analysis and semantic region modeling using a nonparametric Bayesian model
We propose a novel nonparametric Bayesian model, Dual Hierarchical Dirichlet Processes (Dual-HDP), for trajectory analysis and semantic region modeling in surveillance settings, i...
Xiaogang Wang, Keng Teck Ma, Gee Wah Ng, W. Eric L...
75
Voted
ECAL
2001
Springer
15 years 4 months ago
The Use of Latent Semantic Indexing to Identify Evolutionary Trajectories in Behaviour Space
This paper describes the simulation of a foraging agent in an environment with a simple ecological structure, alternatively using one of three different control systems with varyi...
Ian R. Edmonds
133
Voted
CVPR
2009
IEEE
1413views Computer Vision» more  CVPR 2009»
16 years 6 months ago
Learning Semantic Scene Models by Object Classification and Trajectory Clustering
The visual surveillance task is to monitor the activity of objects in a scene. In far-field settings (i.e., wide outdoor areas), the majority of visible activities are objects movi...
Hanqing Lu, Stan Z. Li, Tianzhu Zhang
BMVC
2001
15 years 2 months ago
Finding Paths in Video Sequences
This paper investigates the task of identifying frequently-used pathways from video sequences of natural outdoor scenes. Path models are adaptively learnt from the accumulation of...
Dimitrios Makris, Tim Ellis
IBERAMIA
1998
Springer
15 years 3 months ago
The "Semantics" of Evolution: Trajectories and Trade-offs in Design Space and Niche Space
This paper 1 attempts to characterise a unifying overview of the practice of software engineers, AI designers, developers of evolutionary forms of computation, designers of adapti...
Aaron Sloman