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ICPR
2002
IEEE
14 years 11 months ago
Boosting and Structure Learning in Dynamic Bayesian Networks for Audio-Visual Speaker Detection
Bayesian networks are an attractive modeling tool for human sensing, as they combine an intuitive graphical representation with ef?cient algorithms for inference and learning. Ear...
Tanzeem Choudhury, James M. Rehg, Vladimir Pavlovi...
IROS
2008
IEEE
187views Robotics» more  IROS 2008»
14 years 4 months ago
Monocular visual odometry in urban environments using an omnidirectional camera
— We present a system for Monocular Simultaneous Localization and Mapping (Mono-SLAM) relying solely on video input. Our algorithm makes it possible to precisely estimate the cam...
Jean-Philippe Tardif, Yanis Pavlidis, Kostas Danii...
ICMCS
2006
IEEE
344views Multimedia» more  ICMCS 2006»
14 years 4 months ago
Pattern Mining in Visual Concept Streams
Pattern mining algorithms are often much easier applied than quantitatively assessed. In this paper we address the pattern evaluation problem by looking at both the capability of ...
Lexing Xie, Shih-Fu Chang
ICRA
2006
IEEE
159views Robotics» more  ICRA 2006»
14 years 4 months ago
A Visual Compass based on SLAM
— Accurate full 3 axis orientation is computed using a low cost calibrated camera. We present a simultaneous sensor location and mapping method that uses a purely rotating camera...
J. M. M. Montiel, Andrew J. Davison
ICMCS
2005
IEEE
103views Multimedia» more  ICMCS 2005»
14 years 3 months ago
Speech Acquisition in Meetings with an Audio-Visual Sensor Array
Close-talk headset microphones have been traditionally used for speech acquisition in a number of applications, as they naturally provide a higher signal-to-noise ratio -needed fo...
Iain McCowan, Maganto Hari Krishna, Daniel Gatica-...