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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: IEEE Robot Autom Lett. 2020 Jan 28;5(2):1712–1719. doi: 10.1109/lra.2020.2969934

Fig. 10:

Fig. 10:

(a) UKF based observer for the meso-scale robot involves combining a kinematics model, tendon tension (f) and FBG fiber wavelength (Δλ) to generate joint angle estimate (θest), (b) Free space response of the observer, (c) Response of the observer in the presence of external tip forces.