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ICVGIP
2004
15 years 2 months ago
A Framework for Activity Recognition and Detection of Unusual Activities
In this paper we present a simple framework for activity recognition based on a model of multi-layered finite state machines, built on top of a low level image processing module f...
Dhruv Mahajan, Nipun Kwatra, Sumit Jain, Prem Kalr...
DSVIS
2003
Springer
15 years 5 months ago
Derivation of a Dialog Model from a Task Model by Activity Chain Extraction
Kris Luyten, Tim Clerckx, Karin Coninx, Jean Vande...
CVPR
2007
IEEE
16 years 2 months ago
Unsupervised Activity Perception by Hierarchical Bayesian Models
We propose a novel unsupervised learning framework for activity perception. To understand activities in complicated scenes from visual data, we propose a hierarchical Bayesian mod...
Xiaogang Wang, Xiaoxu Ma, Eric Grimson