Conformal tracking for virtual environments

作者: Jannick P. Rolland , Larry D. Davis

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摘要: Marker-based tracking is a technique which employs fiduciary marks to determine the pose of tracked object. A collection markers arranged in rigid configuration called probe. We present pioneer framework for designing conformal probes. Conformal this work means adapt shape objects and environmental constraints. As part framework, accuracy position orientation given probe may be predicted system noise. The methodology probes based upon performance goals After presenting elements used completing steps are discussed. We start with application optimization methods determining geometry. Two overall mapping on presented, Intermediary Algorithm Viewpoints Algorithm. Next, we examine method estimation mathematical model error propagation predicting estimation. uses first-order propagation, perturbing simulated marker locations Gaussian then traced through process effects noise analyzed. Moreover, changing size or number Finally, validated experimentally. assessment divided into simulation post-fabrication methods. Under simulation, discuss testing each design. Then, performed, including measurements position. (Abstract shortened by UMI.)

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