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UAI
2004
14 years 11 months ago
Dynamical Systems Trees
We propose dynamical systems trees (DSTs) as a flexible model for describing multiple processes that interact via a hierarchy of aggregating processes. DSTs extend nonlinear dynam...
Andrew Howard, Tony Jebara
CDC
2008
IEEE
197views Control Systems» more  CDC 2008»
15 years 4 months ago
Dynamic spectrum access policies for cognitive radio
—We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooper...
Jayakrishnan Unnikrishnan, Venugopal V. Veeravalli
WWW
2004
ACM
15 years 10 months ago
Implementing a proxy agent based writable web for a dynamic information sharing system
In this paper, we propose a Web based information sharing system called the Proxy Agent-based Information Sharing (PAIS). We also developed a writable Web mechanism called Web bro...
Noriharu Tashiro, Hiromitsu Hattori, Takayuki Ito,...
C5
2004
IEEE
15 years 1 months ago
Enabling Social Dimensions of Learning through a Persistent, Unified, Massively Multi-User, and Self-Organizing Virtual Environm
Existing online learning experiences lack the social dimension that characterizes learning in the real world. This social dimension extends beyond the traditional classroom into t...
Julian Lombardi, Mark P. McCahill
CVIU
2008
126views more  CVIU 2008»
14 years 9 months ago
Optimising dynamic graphical models for video content analysis
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...
Tao Xiang, Shaogang Gong