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. Author manuscript; available in PMC: 2021 Oct 6.
Published in final edited form as: Rep U S. 2019 Jan 7;2018:7601–7608. doi: 10.1109/iros.2018.8594060

TABLE III.

Individual rat-robot interactions

Rat ID Study phases
Intro Approach Avoid
μ # d μ # d μ # d
BN2 0.58 8 48.22 0.51 5 21.02 1.07 0 62.16
BN3 0.57 8 19.58 0.87 0 20.64 1.09 0 19.20
EG5 0.58 10 36.76 0.77 0 42.97 1.02 1 38.01
EG6 0.49 12 28.53 0.82 0 33.90 1.10 0 37.78
EG8 0.53 12 31.61 0.84 0 31.27 1.09 0 18.46
R27 0.62 11 43.48 0.85 0 31.29 1.07 0 37.97
S1 0.62 11 44.39 0.85 0 13.63 1.09 0 14.80
S2 0.54 17 58.42 0.78 2 40.28 0.98 2 97.98

μ = the mean distance between rats (m)

# = number of meetings (distance dropped below 0.2 m)

d = the sum of the positive components of rat velocity in direction of PiRat (m)