CSpace

Browse/Search Results:  1-10 of 23 Help

Selected(0)Clear Items/Page:    Sort:
A NEW ADAPTIVE SUBSPACE MINIMIZATION THREE-TERM CONJUGATE GRADIENT ALGORITHM FOR UNCONSTRAINED OPTIMIZATION 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2021, 卷号: 39, 期号: 2, 页码: 159-177
Authors:  Zhang, Keke;  Liu, Hongwei;  Liu, Zexian
Favorite  |  View/Download:49/0  |  Submit date:2021/01/14
Conjugate gradient method  Nonmonotone line search  Subspace minimization  Sufficient descent condition  Global convergence  
New subspace minimization conjugate gradient methods based on regularization model for unconstrained optimization 期刊论文
NUMERICAL ALGORITHMS, 2020, 页码: 34
Authors:  Zhao, Ting;  Liu, Hongwei;  Liu, Zexian
Favorite  |  View/Download:50/0  |  Submit date:2021/01/14
Conjugate gradient method  p-regularization model  Subspace technique  Nonmonotone line search  Unconstrained optimization  
On the existence of affine invariant descent directions 期刊论文
OPTIMIZATION METHODS & SOFTWARE, 2020, 页码: 17
Authors:  Dai, Yu-Hong;  Jarre, Florian;  Lieder, Felix
Favorite  |  View/Download:55/0  |  Submit date:2020/05/24
Affine invariance  descent direction  Newton direction  
A GENERAL TWO-LEVEL SUBSPACE METHOD FOR NONLINEAR OPTIMIZATION 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2018, 卷号: 36, 期号: 6, 页码: 881-902
Authors:  Chen, Chong;  Wen, Zaiwen;  Yuan, Yaxiang
Favorite  |  View/Download:63/0  |  Submit date:2019/03/05
Nonlinear optimization  Convex and nonconvex problems  Subspace technique  Multigrid/multilevel method  Large-scale problems  
ageneraltwolevelsubspacemethodfornonlinearoptimization 期刊论文
journalofcomputationalmathematics, 2018, 卷号: 36, 期号: 6, 页码: 881
Authors:  Chen Cheng;  Wen Zaiwen;  Yuan Yaxiang
Favorite  |  View/Download:56/0  |  Submit date:2020/01/10
A New Algorithm for Optimizing TV-Based PolSAR Despeckling Model 期刊论文
IEEE SIGNAL PROCESSING LETTERS, 2016, 卷号: 23, 期号: 10, 页码: 1409-1413
Authors:  Nie, Xiangli;  Zhang, Bo;  Chen, Yunjin;  Qiao, Hong
Favorite  |  View/Download:68/0  |  Submit date:2018/07/30
Nonconvex optimization  polarimetric synthetic aperture radar (PolSAR)  variational method  
Trace-Penalty Minimization for Large-Scale Eigenspace Computation 期刊论文
JOURNAL OF SCIENTIFIC COMPUTING, 2016, 卷号: 66, 期号: 3, 页码: 1175-1203
Authors:  Wen, Zaiwen;  Yang, Chao;  Liu, Xin;  Zhang, Yin
Favorite  |  View/Download:48/0  |  Submit date:2018/07/30
Eigenvalue computation  Exact quadratic penalty approach  Gradient methods  
Unconstrained optimization reformulations of equilibrium problems 期刊论文
ACTA MATHEMATICA SINICA-ENGLISH SERIES, 2009, 卷号: 25, 期号: 3, 页码: 343-354
Authors:  Zhang, Li Ping;  Han, Ji Ye
Favorite  |  View/Download:41/0  |  Submit date:2018/07/30
equilibrium problems  D-gap function  error bound  unconstrained optimization  
Quasi-physical algorithm for protein folding in an off-lattice model 期刊论文
COMMUNICATIONS IN THEORETICAL PHYSICS, 2007, 卷号: 47, 期号: 1, 页码: 181-185
Authors:  Lu Zhi-Peng;  Huang Wen-Qi;  Shi He
Favorite  |  View/Download:38/0  |  Submit date:2018/07/30
quasi-physical algorithm  conjugate gradient method  protein folding  off-lattice model  
Convergence property and modifications of a memory gradient method 期刊论文
ASIA-PACIFIC JOURNAL OF OPERATIONAL RESEARCH, 2005, 卷号: 22, 期号: 4, 页码: 463-477
Authors:  Shi, ZJ;  Shen, J
Favorite  |  View/Download:36/0  |  Submit date:2018/07/30
unconstrained optimization  memory gradient method  exact line search  convergence