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JMLR
2010
137views more  JMLR 2010»
13 years 3 months ago
Covariance in Unsupervised Learning of Probabilistic Grammars
Probabilistic grammars offer great flexibility in modeling discrete sequential data like natural language text. Their symbolic component is amenable to inspection by humans, while...
Shay B. Cohen, Noah A. Smith
JMLR
2010
184views more  JMLR 2010»
13 years 3 months ago
Sequential Monte Carlo Samplers for Dirichlet Process Mixtures
In this paper, we develop a novel online algorithm based on the Sequential Monte Carlo (SMC) samplers framework for posterior inference in Dirichlet Process Mixtures (DPM) (DelMor...
Yener Ülker, Bilge Günsel, Ali Taylan Ce...
PR
2010
141views more  PR 2010»
13 years 3 months ago
On the vulnerability of face verification systems to hill-climbing attacks
In this paper, we use a hill-climbing attack algorithm based on Bayesian adaption to test the vulnerability of two face recognition systems to indirect attacks. The attacking tech...
Javier Galbally, Chris McCool, Julian Fiérr...
ICASSP
2011
IEEE
13 years 12 days ago
Delayless soft-decision decoding of high-quality audio transmitted over awgn channels
Short-range wireless audio transmission with high quality on the one hand often encounters error-prone channels, while on the other hand decoding delay plays a critical role in th...
Florian Pflug, Tim Fingscheidt
IROS
2007
IEEE
119views Robotics» more  IROS 2007»
14 years 3 months ago
Self-localization of a heterogeneous multi-robot team in constrained 3D space
Abstract— This paper presents a new approach to the intralocalization among a team of robots working in constrained 3D space of urban environments. As the base formation, a team ...
Yi Feng 0002, Zhigang Zhu, Jizhong Xiao