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Table 1 Average values of deviation for reconstruction of the Robot World origin—values based on all six measurement positions

From: Calibration procedure and biomechanical validation of an universal six degree-of-freedom robotic system for hip joint testing

Direction

xR

yR

zR

Position 0

− 0.003

0.378

0.218

Position 1

− 0.002

0.667

0.126

Position 2

0.000

0.104

− 0.025

Position 3

0.001

− 0.159

0.041

Position 4

0.184

− 0.241

0.178

Position 5

0.001

− 0.089

0.005

Average value

0.030

0.110

0.091

Standard deviation

0.069

0.321

0.126

Max deviation

0.184

0.667

0.218

Min deviation

− 0.003

− 0.241

− 0.025