| 二维介质体剖面重建的时域非线性优化方法 |
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| 引用本文： | 余文华 彭仲秋. 二维介质体剖面重建的时域非线性优化方法[J]. 应用科学学报, 1996, 14(2): 141-148 |
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| 作者姓名： | 余文华 彭仲秋 |
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| 作者单位： | [1]北京理工大学 [2]北京市遥感信息研究所 |
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| 摘 要： | 该文利用时域分析方法求解二维无耗介质体的逆散射问题，利用改进的玻恩迭代方法提高收敛速度，获得较好的重建结果，给出了初始正则化选择的一般规律。
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| 关 键 词： | 玻恩迭代 介质体成象 时域优化 电磁场 逆散射 |
NONLINEAR TIME-DOMAIN OPTIMIZATION OF TWO-DIMENSIONAL LOSSLESS DIELECTRIC INHOMOGENEITY PROFILE RECONSTRUCTION |
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| Yu WENHUA. NONLINEAR TIME-DOMAIN OPTIMIZATION OF TWO-DIMENSIONAL LOSSLESS DIELECTRIC INHOMOGENEITY PROFILE RECONSTRUCTION[J]. Journal of Applied Sciences, 1996, 14(2): 141-148 |
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| Authors: | Yu WENHUA |
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| Affiliation: | Yu WENHUA (Beijing University of Technology)PENG ZHONGQIU; REN LANG(Baijing Remote Senring and Information Institute) (Southwest Jiao Tong University) |
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| Abstract: | The Born iterative method is used to solve the nonlinear inverse scattering problem for two-dimensional dielectrie inhomogeneity using timedomain data; three order difference regularization is applied to improve the inversion process; and a general selecting regularization parameter is developed. |
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| Keywords: | Born iteration dielectric iamging time-domain optimization |
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