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ACL
2008
15 years 5 months ago
Text Segmentation with LDA-Based Fisher Kernel
In this paper we propose a domainindependent text segmentation method, which consists of three components. Latent Dirichlet allocation (LDA) is employed to compute words semantic ...
Qi Sun, Runxin Li, Dingsheng Luo, Xihong Wu
ICASSP
2010
IEEE
15 years 4 months ago
Distributed reconstruction of time-varying spatial fields based on consensus propagation
This work deals with the distributed measurement and reconstruction of time-varying spatial fields using wireless sensor networks (WSN). We use basis functions to formulate a low...
Valentin Schwarz, Gerald Matz
55
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CORR
2008
Springer
52views Education» more  CORR 2008»
15 years 3 months ago
Out-of-Plane Cmos Compatible Magnetometers
Three-dimensional MEMS magnetometers with use of residual stresses in thin multilayers cantilevers are presented. Half-loop cantilevers based on Lorentz-force deflection convert m...
M. El Ghorba, Nicolas André, S. Sobieski, J...
CORR
2008
Springer
96views Education» more  CORR 2008»
15 years 3 months ago
Public Discourse in the Web Does Not Exhibit Group Polarization
We performed a massive study of the dynamics of group deliberation among several websites containing millions of opinions on topics ranging from books to media. Contrary to the co...
Fang Wu, Bernardo A. Huberman
MP
2008
117views more  MP 2008»
15 years 3 months ago
Stochastic programming approach to optimization under uncertainty
In this paper we discuss computational complexity and risk averse approaches to two and multistage stochastic programming problems. We argue that two stage (say linear) stochastic ...
Alexander Shapiro