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ACL
2006
14 years 11 months ago
Improving QA Accuracy by Question Inversion
This paper demonstrates a conceptually simple but effective method of increasing the accuracy of QA systems on factoid-style questions. We define the notion of an inverted questio...
John M. Prager, Pablo Ariel Duboué, Jennife...
JMM2
2007
102views more  JMM2 2007»
14 years 10 months ago
A Three-Dimensional Spatiotemporal Template for Interactive Human Motion Analysis
—This paper describes a new three-dimensional spatiotemporal template, namely the Volumetric Motion History Image (VMHI), for the purpose of human motion analysis. Irregularities...
Alexandra Branzan Albu, Trevor Beugeling
COMPSEC
2004
115views more  COMPSEC 2004»
14 years 9 months ago
On risk: perception and direction
The idea of risk permeates the information security field. We use terms like ``risk management'', ``risk assessment'', ``risk model'' and ``risk analy...
Andrew Stewart
CVPR
2007
IEEE
16 years 9 hour 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
ECAI
2000
Springer
15 years 2 months ago
Achieving Coordination through Combining Joint Planning and Joint Learning
There are two major approaches to activity coordination in multiagent systems. First, by endowing the agents with the capability to jointly plan, that is, to jointly generate hypot...
Gerhard Weiss