作者: Andrea Giovanni Cutti , Andrea Giovanardi , Laura Rocchi , Angelo Davalli
DOI: 10.1109/IEMBS.2006.260705
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摘要: In the present study we introduced a simple test to assess orientation error of an inertial sensors system for human movement analysis, both in static and dynamic conditions. particular, was intended quantify sensitivity direction velocity rotation. The procedure performed on 5 MT9B Xsens acquisition system, revealed that error, expressed by Euler angles decomposition, sensitive velocity, being higher fast movements: mean rotation velocities 180 degrees/s 360 degrees/s, worst case 5.4 degrees 11.6 degrees, respectively. can be suggested therefore as useful tool verify user specific accuracy without requiring any special equipment. addition, provides further information concerning which are not supplied producer, since they depend field application.