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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 II.

CDM shape deviation error for the various experiments performed, comparing FBG and OFDR techniques’ accuracy

Experiment Shape deviation error [mm]
Mean Std Max
FBG OFDR FBG OFDR FBG OFDR
Free-bending 0.50 0.28 0.64 0.3 2.34 1.37
Obstacles 0.44 0.17 0.64 0.17 3.02 0.76
S-bend 1.33 0.27 1.06 0.24 3.96 0.96