Preface: Special Issue on Seismic-Wave Propagation, Scattering, and Imaging. Dedicated to Professor Ru-Shan Wu's 80th Birthday

Review Article: Seismic-Wave Scattering, Imaging, and Inversion 
Lianjie Huang, Michael Fehler, Yingcai Zheng & Xiao-Bi Xie 

Towards a Theoretical Background for Strong-Scattering Inversion —— Direct Envelope Inversion and Gel'fand-Levitan-Marchenko Theory 
Ru-Shan Wu 

Heterogeneity Spectrum of Earth's Upper Mantle Obtained from the Coherence of Teleseismic P Waves 
Vernon F. Cormier, Yiteng Tian & Yingcai Zheng 

Higher-Order Rytov Approximation for Large-Scale and Strong Perturbation Media 
Bo Feng, Ru-Shan Wu & Huazhong Wang 

Dreamlet: A New Representation and Migration of Seismic Wavefield in Full Local Domains 
Bangyu Wu, Ru-Shan Wu, Xiudi Jiang, Wenbo Sun & Jinghuai Gao 

Making True Amplitude Angle Domain Common Image Gathers Using Invertible Radon Transform 
Hongwei Liu & Yi Luo

A Stable Q Compensated Reverse Time Migration Method Based on Excitation Amplitude Imaging Condition 
Qingqing Li, Li-Yun Fu, Weijia Sun, Wei Wei & Wanting Hou 

The Effect of Strong Near Surface Scattering on Seismic Imaging: Investigation Based on Resolution  Analysis 
Xiao-Bi Xie 

High-SNR Staining Algorithm for One-Way Wave Equation-Based Modelling and Imaging 
Yaxing Li & Xiaofeng Jia 

Multi-Frequency Contrast Source Inversion for Reflection Seismic Data 
Shoudong Wang & Ru-Shan Wu 

Subspace Methods in Multi-Parameter Seismic Full Waveform Inversion 
Yu Geng, Kristopher A. Innanen & Wenyong Pan 

Target-Oriented Inversion of Time-Lapse Seismic Waveform Data 
Xingguo Huang, Morten Jakobsen, Kjersti Solberg Eikrem & Geir Nævdal 

Linear Wavefield Optimization Usinga Modified Source 
Tariq Alkhalifah 

Transition Operator Approach to Seismic Full-Waveform Inversion in Arbitrary Anisotropic Elastic Media 
Morten Jakobsen, Ivan Pšen?ík, Einar Iversen & Bjørn Ursin 

Source-Independent Amplitude-Semblance Full-Waveform Inversion using a Hybrid Time- and Frequency-Domain Approach 
Benxin Chi & Lianjie Huang 

Concepts in the Direct Waveform Inversion (DWI) Using Explicit Time-Space Causality 
Yingcai Zheng & Zhonghan Liu 

Q Inversion and Comparison of Influential Factors among Three Methods: CFS, SR,  and AA 
Yinting Wu & J. T. Wu 

A Weighted Runge-Kutta Discontinuous Galerkin Method for 3D Acoustic and Elastic Wave-Field Modeling 
Xijun He, Dinghui Yang & Xiao Ma

Time-Lapse 3-D Seismic Wave Simulation via the Generalized Multiscale Finite Element Method 
Yongchae Cho, Richard L. Gibson, Hyunmin Kim, Mikhail Artemyev & Yalchin Efendiev 

Assessing Leak Paths in the Cement Sheath of a Cased Borehole by Analysis of Monopole Wavefield Modes 
Hua Wang, Michael Fehler & Aimé Fournier

Numerical Modeling of Anisotropic Elastic-Wave Sensitivity Propagation for Optimal Design of Time-Lapse Seismic Surveys 
Kai Gao & Lianjie Huang

Interface Controlled Multiple Elimination by Sparsity Inversion 
Lanshu Bai, Yike Liu & Huiyi Lu 

Estimating Primaries by Sparse Inversion with Cost-Effective Computation 
Xiaopeng Zhou, Yike Liu & Lanshu Bai 

A Modified Multiple Matching Method Based on Equipoise Pseudomulti-Channel Filter and Huber Norm 
Yinting Wu & J. T. Wu 

Elastic Characteristics of Digital Cores from Longmaxi Shale Using Lattice Spring  Models 
Ning Liu & Li-Yun Fu


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