Chinese Journal of Ship Research, Volume. 18, Issue 4, 103(2023)

Bagging-GPR method for ship RCS extrapolation in frequency domain

Muyu HOU1, Shuhong GONG1,2, Donghai XIAO1, Yanchun ZUO1, and Yu LIU1
Author Affiliations
  • 1School of Physics, Xidian University, Xi'an 710071, China
  • 2Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an 710071, China
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    Figures & Tables(7)
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    • Table 1. Time-consumption summary for obtaining RCS data at 701 frequency sampling points via MLFMM and Bagging-GPR

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      Table 1. Time-consumption summary for obtaining RCS data at 701 frequency sampling points via MLFMM and Bagging-GPR

      角度方法采样时间/s训练时间/s外推时间/s总时间/s
      $ \theta=0^{\circ} $$ \varphi=120^{\circ} $Bagging-GPR3 682 378.074566.1780.0773 682 944.329
      $ \theta=0^{\circ} $$ \varphi=120^{\circ} $MLFMM8 524 941.3898 524 941.389
      $ \theta=60^{\circ} $$ \varphi=140^{\circ} $Bagging-GPR4 121 559.493578.2360.0924 122 137.821
      $ \theta=60^{\circ} $$ \varphi=140^{\circ} $MLFMM9 178 285.4909 178 285.490
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    Muyu HOU, Shuhong GONG, Donghai XIAO, Yanchun ZUO, Yu LIU. Bagging-GPR method for ship RCS extrapolation in frequency domain[J]. Chinese Journal of Ship Research, 2023, 18(4): 103

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    Paper Information

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    Received: Nov. 1, 2022

    Accepted: --

    Published Online: Mar. 20, 2025

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    DOI:10.19693/j.issn.1673-3185.03147

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