Table 4. Point-to-point error of CoM estimation using two-link model during golf swing.
Type of Error Anterior-Posterior Medial-Lateral
Absolute value,[cm] Relative Value, [%] Absolute value, [cm] Relative Value, [%]
Systematic 1.01 7.78 2.92 15.07
Random 1.00 7.73 2.00 10.35
RMSE†  1.54 11.91 3.00 15.52
‡ Root mean square error