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ICASSP
2009
IEEE
15 years 11 months ago
Sparse imputation for noise robust speech recognition using soft masks
In previous work we introduced a new missing data imputation method for ASR, dubbed sparse imputation. We showed that the method is capable of maintaining good recognition accurac...
Jort F. Gemmeke, Bert Cranen
ICRA
2009
IEEE
143views Robotics» more  ICRA 2009»
15 years 11 months ago
Decentralized localization for dynamic and sparse robot networks
Abstract— Finite-range sensing and communication are factors in the connectivity of a dynamic mobile robot network. State estimation becomes a difficult problem when communicati...
Keith Yu Kit Leung, Timothy D. Barfoot, Hugh H. T....
CDC
2008
IEEE
200views Control Systems» more  CDC 2008»
15 years 11 months ago
Maximum-likelihood Kalman filtering for switching discrete-time linear systems
— State estimation is addressed for a class of discrete-time systems that may switch among different modes taken from a finite set. The system and measurement equations of each ...
Angelo Alessandri, Marco Baglietto, Giorgio Battis...
ICPR
2008
IEEE
15 years 11 months ago
Combining shape-from-shading and stereo using Gaussian-Markov random fields
In this paper we present a method of combining stereo and shape-from-shading information, taking account of the local reliability of each shape estimate. Local estimates of dispar...
Tom S. F. Haines, Richard C. Wilson
ICRA
2007
IEEE
111views Robotics» more  ICRA 2007»
15 years 10 months ago
An Indoor Localization Aid for the Visually Impaired
— This paper presents an indoor human localization system for the visually impaired. A prototype portable device has been implemented, consisting of a pedometer and a standard wh...
Joel A. Hesch, Stergios I. Roumeliotis