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New time dependent pretreat models based on total variational image restoration 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2011, 卷号: 27, 期号: 1, 页码: 129-140
作者:  Xu, Jing;  Chang, Qian-shun
收藏  |  浏览/下载:115/0  |  提交时间:2018/07/30
Total variation  image restoration  level set motion  anisotropic diffusion  PSNR  
New model for image restoration with different boundary conditions 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2010, 卷号: 26, 期号: 3, 页码: 369-380
作者:  Shi, Yu-ying;  Chang, Qian-shun
收藏  |  浏览/下载:83/0  |  提交时间:2018/07/30
image restoration  Dirichlet BCs  periodic BCs  reflecting BCs  antireflective BCs  mean BCs  
New numerical methods for the coupled nonlinear Schrodinger equations 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2010, 卷号: 26, 期号: 2, 页码: 205-218
作者:  Xu, Qiu-bin;  Chang, Qian-shun
收藏  |  浏览/下载:86/0  |  提交时间:2018/07/30
Coupled nonlinear Schrodinger equation(CNLS)  split step Runge-Kutta method  compact scheme  split step spectral method  difference scheme  
A Robust Algorithm for Blind Total Variation Restoration 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2008, 卷号: 24, 期号: 4, 页码: 681-690
作者:  Xu, Jing;  Chang, Qian-shun
收藏  |  浏览/下载:107/0  |  提交时间:2018/07/30
Blind deconvolution  total variation  algebraic multigrid method  Krylov acceleration  
A global Carleman inequality and exact controllability of parabolic equations with mixed boundary conditions 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2008, 卷号: 24, 期号: 2, 页码: 265-280
作者:  Kim, Tujin;  Chang, Qian-shun;  Xu, Jing
收藏  |  浏览/下载:97/0  |  提交时间:2018/07/30
parabolic equation  controllability  mixed boundary condition  carleman inequality