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A convergent low-wavenumber, high-frequency homogenization of the wave equation in periodic media with a source term 期刊论文
APPLICABLE ANALYSIS, 2021, 页码: 34
Authors:  Meng, Shixu;  Oudghiri-Idrissi, Othman;  Guzina, Bojan B.
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Waves in periodic media  dynamic homogenization  finite frequency  band gap  (Floquet-)Bloch transform  variational formulation  
Drift Alfven energetic particle stability with circulating particles 期刊论文
PHYSICS OF PLASMAS, 2020, 卷号: 27, 期号: 6, 页码: 11
Authors:  Li, Y.;  Hu, S.;  Zheng, W.;  Xiao, Y.
Favorite  |  View/Download:53/0  |  Submit date:2020/06/30
Elastic full waveform inversion on unstructured meshes by the finite element method 期刊论文
PHYSICA SCRIPTA, 2019, 卷号: 94, 期号: 11, 页码: 16
Authors:  Zhang, Wensheng
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unstructured triangular meshes  elastic wave  full waveform inversion  finite element method  iterative Tikhonov regularization  irregular topography  conjugate gradient method  
ON THE EXISTENCE OF INVARIANT TORI IN NON-CONSERVATIVE DYNAMICAL SYSTEMS WITH DEGENERACY AND FINITE DIFFERENTIABILITY 期刊论文
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS, 2019, 卷号: 39, 期号: 7, 页码: 4225-4257
Authors:  Li, Xuemei;  Shang, Zaijiu
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Invariant torus  small frequency  degeneracy  finite differentiability  
A direct imaging method for half-space inverse elastic scattering problems 期刊论文
Inverse Problems, 2019, 卷号: 35, 期号: 7
Authors:  Chen,Zhiming;  Zhou,Shiqi
Favorite  |  View/Download:51/0  |  Submit date:2019/10/28
reverse-time migration  elastic wave  direct imaging method  
基于高频数据的非平稳GARCH(1,1)模型的拟极大指数似然估计 期刊论文
中国科学:数学, 2018, 卷号: 48.0, 期号: 003, 页码: 443-456
Authors:  吴思鑫;  冯牧;  张虎;  陈敏
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高频数据  非平稳  GARCH模型  拟极大指数似然估计  VaR  
Recovering scattering obstacles by multi-frequency phaseless far-field data 期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2017, 卷号: 345, 页码: 58-73
Authors:  Zhang, Bo;  Zhang, Haiwen
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Inverse obstacle scattering  Phaseless far-field pattern  Recursive Newton iteration method  Recovery of obstacles  Incident plane waves  Multiple frequency data  
FINITE-LEVEL QUANTIZED SYNCHRONIZATION OF DISCRETE-TIME LINEAR MULTIAGENT SYSTEMS WITH SWITCHING TOPOLOGIES 期刊论文
SIAM JOURNAL ON CONTROL AND OPTIMIZATION, 2017, 卷号: 55, 期号: 1, 页码: 275-299
Authors:  Meng, Yang;  Li, Tao;  Zhang, Ji-Feng
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synchronization  linear multiagent system  quantized observer  switching topology flow  
Frequency multiscale full-waveform velocity inversion 期刊论文
CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2015, 卷号: 58, 期号: 1, 页码: 216-228
Authors:  Zhang WenSheng;  Luo Jia;  Teng JiWen
Favorite  |  View/Download:24/0  |  Submit date:2021/01/14
ABSORBING BOUNDARY-CONDITIONS  SEISMIC-REFLECTION DATA  FINITE-FREQUENCY  DIFFRACTION TOMOGRAPHY  ELASTIC INVERSION  NEWTON METHODS  GAUSS-NEWTON  DOMAIN  MEDIA  MINIMIZATION  Acoustic wave equation  Frequency multiscale  Time domain  Full-waveform inversion  Velocity  BFGS  Marmousi model  Finite-difference method  MPI parallel  
Least absolute deviation estimation of autoregressive conditional duration model 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2011, 卷号: 27, 期号: 2, 页码: 243-254
Authors:  Liu, Wei;  Wang, Hui-min;  Chen, Min
Favorite  |  View/Download:56/0  |  Submit date:2018/07/30
least absolute deviation estimation  ACD model  heavy tail