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ITSE
2010
115views more  ITSE 2010»
14 years 11 months ago
Social navigation in web lectures: a study of virtPresenter
Social Navigation is an emerging approach to enhance online learning content. With social navigation, users can be guided through large volumes of learning material by visual cues...
Robert Mertens, Markus Ketterl, Peter Brusilovsky
JMLR
2010
119views more  JMLR 2010»
14 years 11 months ago
A Convergent Online Single Time Scale Actor Critic Algorithm
Actor-Critic based approaches were among the first to address reinforcement learning in a general setting. Recently, these algorithms have gained renewed interest due to their gen...
Dotan Di Castro, Ron Meir
ICASSP
2011
IEEE
14 years 8 months ago
Rapid speaker adaptation with speaker adaptive training and non-negative matrix factorization
In this paper, we describe a novel speaker adaptation algorithm based on Gaussian mixture weight adaptation. A small number of latent speaker vectors are estimated with non-negati...
Xueru Zhang, Kris Demuynck, Hugo Van hamme
ACL
2011
14 years 8 months ago
Template-Based Information Extraction without the Templates
Standard algorithms for template-based information extraction (IE) require predefined template schemas, and often labeled data, to learn to extract their slot fillers (e.g., an ...
Nathanael Chambers, Dan Jurafsky
ICALP
2011
Springer
14 years 7 months ago
Content Search through Comparisons
We study the problem of navigating through a database of similar objects using comparisons. This problem is known to be strongly related to the small-world network design problem....
Amin Karbasi, Stratis Ioannidis, Laurent Massouli&...