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FGR
2008
IEEE
203views Biometrics» more  FGR 2008»
16 years 23 days ago
Spatiotemporal pyramid representation for recognition of facial expressions and hand gestures
This paper presents a spatiotemporal pyramid representation for recognizing facial expressions and hand gestures. This approach works by partitioning video sequence into increasin...
Zhipeng Zhao, Ahmed M. Elgammal
FGR
2008
IEEE
168views Biometrics» more  FGR 2008»
16 years 23 days ago
A discriminative approach to frame-by-frame head pose tracking
We present a discriminative approach to frame-by-frame head pose tracking that is robust to a wide range of illuminations and facial appearances and that is inherently immune to a...
Jacob Whitehill, Javier R. Movellan
FGR
2008
IEEE
170views Biometrics» more  FGR 2008»
16 years 23 days ago
Using an adaptive VAR Model for motion prediction in 3D hand tracking
A robust VAR-based (vector autoregressive) model is introduced for motion prediction in 3D hand tracking. This dynamic VAR motion model is learned in an online manner. The kinemat...
Desmond Chik, Jochen Trumpf, Nicol N. Schraudolph
ICASSP
2008
IEEE
16 years 23 days ago
Multi-feature vector flow for active contour tracking
In order to achieve both fast tracking and accurate object extraction, we present in this paper an original real-time active contour method, incorporating different feature maps i...
Joanna I. Olszewska, Christophe De Vleeschouwer, B...
ICASSP
2008
IEEE
16 years 23 days ago
Audiovisual discrimination between laughter and speech
Past research on automatic laughter detection has focused mainly on audio-based detection. Here we present an audiovisual approach to distinguishing laughter from speech and we sh...
Stavros Petridis, Maja Pantic