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ICIP
2003
IEEE
14 years 7 months ago
Audio-visual speaker tracking with importance particle filters
We present a probabilistic method for audio-visual (AV) speaker tracking, using an uncalibrated wide-angle camera and a microphone array. The algorithm fuses 2-D object shape and ...
Daniel Gatica-Perez, Guillaume Lathoud, Iain McCow...
CLEAR
2006
Springer
230views Biometrics» more  CLEAR 2006»
13 years 9 months ago
An Audio-Visual Particle Filter for Speaker Tracking on the CLEAR'06 Evaluation Dataset
We present an approach for tracking a lecturer during the course of his speech. We use features from multiple cameras and microphones, and process them in a joint particle filter f...
Kai Nickel, Tobias Gehrig, Hazim Kemal Ekenel, Joh...
ICMI
2005
Springer
215views Biometrics» more  ICMI 2005»
13 years 11 months ago
Multimodal multispeaker probabilistic tracking in meetings
Tracking speakers in multiparty conversations constitutes a fundamental task for automatic meeting analysis. In this paper, we present a probabilistic approach to jointly track th...
Daniel Gatica-Perez, Guillaume Lathoud, Jean-Marc ...
MM
2003
ACM
105views Multimedia» more  MM 2003»
13 years 10 months ago
Universal synchronization scheme for distributed audio-video capture on heterogeneous computing platforms
We propose a universal synchronization scheme for distributed audio-video capture on heterogeneous computing devices such as laptops, tablets, PDAs, cellular phones, audio recorde...
Rainer Lienhart, Igor Kozintsev, Stefan Wehr
MM
2009
ACM
169views Multimedia» more  MM 2009»
14 years 10 hour ago
Visual speaker localization aided by acoustic models
The following paper presents a novel audio-visual approach for unsupervised speaker locationing. Using recordings from a single, low-resolution room overview camera and a single f...
Gerald Friedland, Chuohao Yeo, Hayley Hung