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Different algorithms were compared in the numerical simulation and model experiment of concrete velocity inversion The results showed that, compared with the least-square solutions and the damped least-square solutions, the damped and natural weighted lea |
中文意思: 结果表明,相对于最小二乘法和阻尼最小二乘法,基于自然权的加权阻尼最小二乘算法,由于利用了正确的先验信息,不但使反演过程收敛,而且具有数值稳定、抗噪能力强的优点,其成像结果能真实有效地反映对象内部缺陷,因此更适用于混凝土的超声波速度反演。 |
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