TY - RPRT TI - IMU-based upper limb kinematics validation: sensor fusion optimisation, sensor-to-segment alignment, and joint angle accuracy. AU - Fabre, A. AU - Kerr, G. AU - Pivonka, P. AU - van den Hoorn, W. PY - 2026 DO - 10.64898/2026.09.29.755510 UR - https://www.biorxiv.org/content/10.64898/2026.09.29.755510v1 ID - 10.64898/2026.09.29.755510 ER -