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Geophysical linear inversion based on hybrid differential evolution algorithm
Author(s): 
Pages: 3083-3090
Year: Issue:  12
Journal: Chinese Journal of Geophysics

Keyword:  Regularization methodGeophysical inversionAlgorithm stabilityHybrid differential evolution;
Abstract: 地球物理反问题线性化处理之后,各种反演算法归结为对病态线性方程组的求解.为了快速准确地计算出地球物理参数,本文提出了一种全新的基于LSQR算法的混合差分进化算法(Hybrid Differential Evolution Algorithm,HDE).该算法利用LSQR算法给出DE算法的初始种群,提高DE算法的计算速度和稳定性.在不同噪声水平下,对四种正则化方法Tikhonov、TSVD、LSQR...
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