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A robust stochastic magnetic field model for sensor network mapping
Conference proceeding

A robust stochastic magnetic field model for sensor network mapping

Edson Hiroshi Aoki, Shaohui Foong, Dushyanth Madhavan and Yew Long Lo
The Institute of Electrical and Electronics Engineers, Inc. (IEEE) Conference Proceedings, p.512
01/12/2014

Abstract

Magnetic fields Sensors
Conference Title: 2014 Joint 7th International Conference on Soft Computing and Intelligent Systems (SCIS) and 15th International Symposium on Advanced Intelligent Systems (ISIS) Conference Start Date: 2014, Dec. 3 Conference End Date: 2014, Dec. 6 Conference Location: Kita-Kyushu, Japan Magnetic localization systems based on passive permanent magnets (PM) are of great interest due to their ability to provide non-contact sensing and lack of a power requirement of the PM. One sub-problem of particular interest is accurately localizing, in real-time, a single magnetometer with unknown position and orientation, using a passive PM with controllable position and orientation. This is a challenging problem, mainly due to difficulty of designing a magnetic field model that allows high precision localization of a single sensor, but also has other qualities such as low computational complexity and robustness. In this work, we propose a stochastic magnetic field model, based on the dipole model, for the application of mapping a sensor network attached to an object with unknown position and shape. We validate the robustness of the model by testing it with different sensor network mapping configurations.

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