Fig. 1
From: Multi-Planar Cervical Motion Dataset: IMU Measurements and Goniometer

Universal goniometer, sensor placement, and reference system description. The Subject exhibits sensor and Goniometer placement for 3 planes. (A) Sagittal plane movement Flexion / Extension (Y axis). (B) Frontal plane movement, side Flexion (Z axis). (C) Horizontal plane movement, rotation (X-axis). The Individuals depicted have provided written consent for publication.