Real-time gesture recognition from depth data through key poses learning and decision forests
Thales Vieira
Resumo: This work introduces a method for real-time gesture recognition from a noisy skeleton stream, such as the ones extracted from Kinect depth sensors. Each pose is described using a tailored angular representation of the skeleton joints. Those descriptors serve to identify key poses through a multi-class classifier derived from Support Vector learning machines. The gesture is labeled on-the-fly from the key pose sequence through a decision forest, that naturally performs the gesture time warping and avoids the requirement for an initial or neutral pose. The proposed method runs in real time and shows robustness in several experiments.
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Local: Sala da Pós-Graduação - Bloco 12
Data: Segunda-feira 20/08/2012
Hora: 10:00