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MM
2005
ACM
140views Multimedia» more  MM 2005»
14 years 1 months ago
Topic transition detection using hierarchical hidden Markov and semi-Markov models
In this paper we introduce a probabilistic framework to exploit hierarchy, structure sharing and duration information for topic transition detection in videos. Our probabilistic d...
Dinh Q. Phung, Thi V. Duong, Svetha Venkatesh, Hun...
IJMMS
2007
116views more  IJMMS 2007»
13 years 7 months ago
Modeling and evaluating empathy in embodied companion agents
Affective reasoning plays an increasingly important role in cognitive accounts of social interaction. Humans continuously assess one another's situational context, modify the...
Scott W. McQuiggan, James C. Lester
ATMOS
2007
177views Optimization» more  ATMOS 2007»
13 years 9 months ago
Approximate dynamic programming for rail operations
Abstract. Approximate dynamic programming offers a new modeling and algorithmic strategy for complex problems such as rail operations. Problems in rail operations are often modeled...
Warren B. Powell, Belgacem Bouzaïene-Ayari
ICCS
2005
Springer
14 years 1 months ago
Dynamic Data Driven Coupling of Continuous and Discrete Methods for 3D Tracking
We present a new framework for robust 3D tracking, using a dynamic data driven coupling of continuous and discrete methods to overcome their limitations. Our method uses primarily ...
Dimitris N. Metaxas, Gabriel Tsechpenakis
HICSS
1999
IEEE
72views Biometrics» more  HICSS 1999»
14 years 5 days ago
Software Reliability as a Function of User Execution Patterns
Assessing the reliability of a software system has always been an elusive target. A program may work very well for a number of years and this same program may suddenly become quit...
John C. Munson, Sebastian G. Elbaum