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Electromagnetic tracking using a discretized numerical field model

机译:使用离散数值场模型进行电磁跟踪

摘要

A method for electromagnetic tracking the position and orientation of an object using a discretized numerical field model, rather than the conventional analytical dipole model. The method including the steps of determining a discretized numerical field model associated with a particular distortion source; acquiring mutual inductance signals between electromagnetic sensors and the particular distortion source, the sensors being rigidly attached to a tracked object; estimating an initial position for the tracked object in the presence of the particular distortion source; refining the estimated position of the tracked object; and estimating an orientation of the tracked object.
机译:一种使用离散数值场模型而不是传统的分析偶极子模型电磁跟踪对象位置和方向的方法。该方法包括确定与特定失真源相关的离散化数值场模型的步骤。在电磁传感器和特定的畸变源之间获取互感信号,传感器牢固地附着在被跟踪物体上;在存在特定失真源的情况下,估计被跟踪物体的初始位置;完善被跟踪物体的估计位置;并估计被跟踪物体的方向。

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