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Table 2 Ratio of the signed tangential error on the error modulus

From: Improving Argos Doppler location using multiple-model smoothing

Type of mobile 4 mess. or more 2 and 3 mess. 1 mess.
Filter (%) Smoother (%) Filter (%) Smoother (%) Filter (%) Smoother (%)
Marabou 1 1 10 10 37 71
Goose 4 4 −1 −2 −8 −1
Blue wildebeest 3 2 −16 −11 −25 −36
Bighorn −2 −1 7 12 −19 9
Flatback turtle −13 −5 −9 10 −14 11
Green turtle 5 16 −15 15 −22 9
Galapagos sea lion 15 17 −4 18 −2 6
Elephant seal −2 13 −8 17 −18 13
Ship −1 1 −18 0 −24 −6
Drifter −14 1 −38 8 −59 9