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Table 2 Simulation results of initial state estimation

From: Accurate three-dimensional tracking method in bistatic forward scatter radar

RMSE

 

x n /m

y n /m

h/m

V x /(m/s)

V y /(m/s)

σ f = 0.5 σ θ = 0.5 σ β = 0.5

Classical method

2028.2

537.1

264.6

220.1

20.3

 

New method

854.3737

255.1232

96.3750

2.1184

7.4299

σ f = 0.1 σ θ = 0.1 σ β = 0.1

Classical method

773.0488

87.3466

83.5152

48.4883

9.8001

 

New method

172.2670

50.3490

18.3618

0.9642

1.3896