基于正余弦算法的瑞利波频散曲线反演
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付宇, 艾寒冰, 姚振岸, 梅竹虚, 苏可嘉
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Inversion of the Rayleigh wave dispersion curves based on the sine-cosine algorithm
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FU Yu, AI Han-Bing, YAO Zhen-An, MEI Zhu-Xu, SU Ke-Jia
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表3 模型C基阶数据和多模式数据反演结果
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Table 3 Inversion results of the fundamental-model and multi-model data with model C
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| 参数 | 真实值 | 基阶数据 | 多模数据 | | 反演均值 | 相对误差/% | 标准差 | 反演均值 | 相对误差/% | 标准差 | | vs1/(m·s-1) | 200 | 197.78 | 1.11% | 9.25 | 200.18 | 0.09% | 9.75 | | vs2/(m·s-1) | 160 | 161.15 | 0.72% | 4.52 | 158.98 | 0.64% | 4.60 | | vs3/(m·s-1) | 300 | 286.04 | 4.65% | 32.13 | 308.08 | 2.93% | 21.04 | | vs4/(m·s-1) | 400 | 397.61 | 0.60% | 13.58 | 393.26 | 1.68% | 15.64 | | H1/m | 2 | 1.97 | 1.57% | 0.17 | 1.99 | 0.70% | 0.23 | | H2/m | 4 | 3.86 | 3.58% | 0.43 | 3.99 | 0.28% | 0.30 | | H3/m | 6 | 5.62 | 6.28% | 1.09 | 6.08 | 1.38% | 0.43 |
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