Laser Micro-Motion Parameter Estimation of High-Order Moving Target Based on Improved Particle Filter

Liren Guo; Yihua Hu; Yunpeng Wang; Shilong Xu

doi:10.3788/AOS201838.0912006

Acta Optica Sinica, Volume. 38, Issue 9, 0912006(2018)

Laser Micro-Motion Parameter Estimation of High-Order Moving Target Based on Improved Particle Filter

Liren Guo^*, Yihua Hu^*, Yunpeng Wang, and Shilong Xu

State Key Laboratory of Pulsed Power Laser Technology, Electronic Engineering Institute,National University of Defense Technology, Hefei, Anhui 230037, China

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Figures & Tables(7)

Fig. 1. Estimation flow chart of static-parameter PF

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Fig. 2. Relationship between variance and iteration times

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Fig. 3. Dynamics of estimation results with iteration times. (a) Vibration amplitude; (b) vibration frequency; (c) vibration initial phase; (d) relative estimated residua

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Fig. 4. Relationship between MARE and SNR

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Fig. 5. Experimental setup

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Fig. 6. Comparison of reconstructed signal and experimental signal. (a) Inverse Radon transform; (b) proposed method

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Table 1. Comparison of estimation performance
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Table 1. Comparison of estimation performance
Method MAE γ
PF and MCMC 0.071 0.977
STFT-iRadon 0.984 0.565

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Liren Guo, Yihua Hu, Yunpeng Wang, Shilong Xu. Laser Micro-Motion Parameter Estimation of High-Order Moving Target Based on Improved Particle Filter[J]. Acta Optica Sinica, 2018, 38(9): 0912006

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