Skip to main content

Table 2 Average bias and SD estimated by GeoLight and FLightR for simulated stationary tags at 5° N and 55° N. GeoLight calibration was done by July twilights

From: A hidden Markov model for reconstructing animal paths from solar geolocation loggers using templates for light intensity

Month 5 55
Latitude Longitude Latitude Longitude
GeoLight FLightR GeoLight FLightR GeoLight FLightR GeoLight FLightR
Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD
1 0.13 2.52 −0.03 0.33 −1.05 0.97 0 0.13 0.91 1.63 −0.09 0.26 −0.65 1.74 0.05 0.29
2 0.65 3.57 −0.04 0.28 −1.15 0.83 0 0.13 0.54 3.40 −0.10 0.23 −0.94 1.64 0.04 0.27
3 2.23 10.86 −0.03 0.33 −0.99 0.82 0 0.13 0.85 10.96 −0.09 0.26 −0.93 1.50 0.05 0.29
4 −0.01 6.03 −0.04 0.31 −1.04 0.77 0 0.13 −0.22 2.25 −0.09 0.25 −1.23 1.72 0.04 0.28
5 −0.13 2.46 −0.03 0.33 −0.95 0.83 0 0.13 −0.55 1.68 −0.09 0.27 −1.29 2.47 0.05 0.30
6 −0.64 1.76 −0.04 0.31 −1.15 0.91 0 0.13 −0.90 1.02 −0.09 0.25 −0.63 2.02 0.04 0.28
7 −0.60 2.42 −0.03 0.33 −1.10 0.94 0 0.13 −0.56 1.19 −0.09 0.26 −0.90 1.97 0.05 0.29
8 −0.08 4.74 −0.03 0.33 −1.12 0.99 0 0.13 −0.90 1.62 −0.09 0.26 −1.11 1.43 0.05 0.29
9 3.63 7.88 −0.04 0.31 −1.05 1.02 0 0.13 −2.41 3.59 −0.09 0.25 −0.69 1.46 0.04 0.28
10 0.82 6.45 −0.03 0.33 −1.11 0.67 0 0.13 2.75 8.07 −0.09 0.26 −1.10 1.34 0.05 0.29
11 −0.74 2.82 −0.04 0.31 −0.69 0.86 0 0.13 1.01 2.02 −0.09 0.25 −1.28 1.60 0.04 0.28
12 0.70 2.01 −0.03 0.32 −1.15 0.81 0 0.13 0.76 1.53 −0.09 0.26 −1.15 1.95 0.05 0.29