Motion Tracking: No Silver Bullet, but a Respectable Arsenal
IEEE Computer Graphics and Applications
Orient-2: a realtime wireless posture tracking system using local orientation estimation
Proceedings of the 4th workshop on Embedded networked sensors
BodyNets '08 Proceedings of the ICST 3rd international conference on Body area networks
Bayesian Analysis of Sub-plantar Ground Reaction Force with BSN
BSN '09 Proceedings of the 2009 Sixth International Workshop on Wearable and Implantable Body Sensor Networks
Proceedings of the 9th ACM/IEEE International Conference on Information Processing in Sensor Networks
The GETA sandals: a footprint location tracking system
LoCA'05 Proceedings of the First international conference on Location- and Context-Awareness
Proceedings of the 12th international conference on Information processing in sensor networks
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Networks of Wireless Inertial Measurement Units (WIMUs) allow for the real time capture of orientation data from multiple devices. Combining data from WIMUs with a rigid body model allows estimation of subject posture. However, posture information is not sufficient for full-body motion capture, the position of the subject in space must also be tracked. In this paper we examine the problem of relative position tracking; provide a demonstration of a novel location estimation algorithm, based on probabilistic ground contact detection; and discuss the use of aiding technologies.