基于支持向量回归的破损船舶横摇运动快速预报
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刘涵, 苏焱, 张国强
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Fast Prediction for Roll Motion of a Damaged Ship Based on SVR
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LIU Han, SU Yan, ZHANG Guoqiang
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表3 部分工况下横摇运动方程系数值的辨识结果
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Tab.3 Recognition results of coefficients in the equation of roll motion under some conditions
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| 组别 | 工况 | | 辨识建模结果 | | H/m | T/s | β/rad | d1 | d3 | r1 | r3 | f41 | f42 | | 1 | 1 | 7 | 0 | | 0.099 9 | 0.003 1 | 0.056 9 | 0.007 6 | -0.159 1 | 0.283 3 | | 2 | 1 | 8 | 0 | | 0.099 4 | 0.001 9 | 0.066 2 | -0.001 3 | -0.352 3 | 0.128 8 | | 3 | 1 | 9 | π/4 | | 0.118 5 | 0.000 0 | 0.067 2 | 0.000 0 | -0.634 8 | 0.719 7 | | 4 | 1 | 10 | π/4 | | 0.071 6 | 0.000 0 | 0.061 6 | 0.000 0 | -0.572 1 | 1.192 8 | | 5 | 1 | 9 | π/2 | | 0.021 2 | 0.000 0 | 0.042 0 | 0.001 4 | 1.279 9 | 1.522 9 | | 6 | 1.5 | 6 | π/4 | | 0.404 3 | -0.003 2 | 0.105 8 | -0.000 8 | -0.202 9 | 1.428 4 | | 7 | 1.5 | 9 | π | | 0.076 7 | 0.000 1 | 0.063 4 | 0.000 0 | -0.473 7 | -0.405 6 | | 8 | 1.5 | 10 | π | | 0.074 1 | 0.000 0 | 0.056 5 | 0.000 0 | -0.821 0 | -0.590 9 |
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