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ICMI
2005
Springer
215views Biometrics» more  ICMI 2005»
14 years 1 months ago
Multimodal multispeaker probabilistic tracking in meetings
Tracking speakers in multiparty conversations constitutes a fundamental task for automatic meeting analysis. In this paper, we present a probabilistic approach to jointly track th...
Daniel Gatica-Perez, Guillaume Lathoud, Jean-Marc ...
MOBIMEDIA
2007
13 years 9 months ago
Performance evaluation of IEEE 802.11e based on ON-OFF traffic model
We investigate the performance of the IEEE 802.11e while emphasizing on the end-to-end delay performance. In our MAC delay analysis, we are based on elementary conditional probabi...
Ioannis Papapanagiotou, John S. Vardakas, Georgios...
AI
2004
Springer
14 years 27 days ago
The Reconstruction of the Interleaved Sessions from a Server Log
Session reconstruction is an essential step in Web usage mining. The quality of reconstructed sessions affects the result of Web usage mining. This paper presents a new approach o...
John Zhong Lei, Ali A. Ghorbani
CONCUR
2000
Springer
13 years 12 months ago
Weak Bisimulation for Probabilistic Systems
Abstract. In this paper, we introduce weak bisimulation in the framework of Labeled Concurrent Markov Chains, that is, probabilistic transition systems which exhibit both probabili...
Anna Philippou, Insup Lee, Oleg Sokolsky
SIGIR
2006
ACM
14 years 1 months ago
Answering complex questions with random walk models
We present a novel framework for answering complex questions that relies on question decomposition. Complex questions are decomposed by a procedure that operates on a Markov chain...
Sanda M. Harabagiu, V. Finley Lacatusu, Andrew Hic...