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. Author manuscript; available in PMC: 2021 Aug 19.
Published in final edited form as: IEEE Int Conf Robot Autom. 2020 Sep 15;2020:10.1109/icra40945.2020.9197454. doi: 10.1109/icra40945.2020.9197454

TABLE I.

CDM tip position error for the various experiments performed, comparing FBG and OFDR techniques’ accuracy

Experiment Tip position error [mm]
Mean Std Max
FBG OFDR FBG OFDR FBG OFDR
Free-bending 0.83 0.32 0.89 0.29 2.34 0.96
Obstacles 0.80 0.41 0.97 0.21 3.02 0.76
S-bend 2.27 0.45 1.16 0.22 3.40 0.72