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Table 3 Probabilities that computed locations fall within the error confidence ellipses (headers contain the theoretical values)

From: Improving Argos Doppler location using multiple-model smoothing

Type of mobile 1σ (39.3 %) \(\sqrt 2\) σ (63.2 %) 3σ (98.9 %)
Filter (%) Smoother (%) Filter (%) Smoother (%) Filter (%) Smoother (%)
Marabou 15 14 22 23 51 51
Goose 20 20 27 28 49 50
Blue wildebeest 21 21 34 34 70 70
Bighorn 33 34 45 47 70 72
Flatback turtle 25 28 37 40 65 68
Green turtle 28 32 41 45 67 71
Galapagos sea lion 22 24 34 35 60 61
Elephant seal 18 20 26 29 50 54
Ship 21 22 31 33 59 61
Drifter 30 34 45 50 80 84