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检索条件"机构=State Key Laboratory of Scientific&Engineering Computing"
418 条 记 录,以下是131-140 订阅
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A Derivative-free Trust-region Method for Optimization on the Ellipsoid
A Derivative-free Trust-region Method for Optimization on th...
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2023 International Conference on Advances in Computer Science and engineering Technology, ACSE 2023
作者: Xie, Pengcheng State Key Laboratory of Scientific and Engineering Computing Institute of Computational Mathematics and Scientific/Engineering Computing Academy of Mathematics and Systems Science Chinese Academy of Sciences University of Chinese Academy of Sciences ZhongGuanCun East Road No. 55 Beijing China
Optimization methods play a crucial role in various fields and applications. In some optimization problems, the derivative information of the objective function is unavailable. Such black-box optimization problems nee... 详细信息
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Flexible alignment of images using B-spline reparameterization and L 2-gradient flows
Flexible alignment of images using B-spline reparameterizati...
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International Congress on Image and Signal Processing
作者: Xu, Guoliang Zheng, Yanmei State Key Laboratory of Scientific and Engineering Computing Institute of Computational Mathematics Academy of Mathematics and System Sciences Chinese Academy of Sciences Beijing 100190 China
In this paper, we present a new flexible alignment method to align two or more similar images. By minimizing an energy functional measuring the difference of the initial image and target image, a L2-gradient flow is d... 详细信息
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A posteriori error estimates of constrained optimal control problem governed by convection diffusion equations
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中国高等学校学术文摘·数学 2008年 第3期3卷 415-442页
作者: Ningning YAN Zhaojie ZHOU State Key Laboratory of Scientific and Engineering Computing Institute of Systems cienceAcademy of Mathematics and System SciencesChinese Academy of SciencesBeijing 100190China
In this paper,we study a posteriori error estimates of the edge stabilization Galerkin method for the constrained optimal control problem governed by convection-dominated diffusion *** residual-type a posteriori error... 详细信息
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From quasi-Newton methods to non-quasi-Newton methods
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Progress in Natural Science:Materials International 1997年 第1期 16-25页
作者: 袁亚湘 Beijing 100080 China Chinese Academy of Sciences Institute of Computational Mathematics and Scientific/Engineering Computing State Key Laboratory of Scientific and Engineering Computing
The most famous method for solving unconstrained optimization problem
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A Cone Constrained Convex Program:Structure and Algorithms
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Journal of the Operations Research Society of China 2013年 第1期1卷 37-53页
作者: Liqun Qi Yi Xu Ya-Xiang Yuan Xinzhen Zhang Department of Applied Mathematics The Hong Kong Polytechnic UniversityHung HomKowloonHong KongChina State Key Laboratory of Scientific/Engineering Computing Institute of Computational Mathematics and Scientific/Engineering ComputingAMSSChinese Academy of SciencesZhong Guan Cun Donglu 55Beijing100190P.R.China Department of Mathematics School of ScienceTianjin UniversityTianjin300072China
In this paper,we consider the positive semi-definite space tensor cone constrained convex program,its structure and *** study defining functions,defining sequences and polyhedral outer approximations for this positive... 详细信息
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Two-step iterative methods for solving the stationary convection-diffusion equation with a small parameter at the highest derivative on a uniform grid
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Computational Mathematics and Mathematical Physics 2006年 第2期46卷 282-293页
作者: Bai, Z.-Z. Krukier, L.A. Martynova, T.S. State Key Laboratory of Scientific/Engineering Computing Institute of Computational Mathematics and Scientific/Engineering Computing Academy of Mathematics and Systems Science Beijing 100080 P.O. Box 2719 China Computer Center Rostov State University Rostov-on-Don 344090 pr. Stachki 200/1 bld. 2 Russian Federation
A stationary convection-diffusion problem with a small parameter multiplying the highest derivative is considered. The problem is discretized on a uniform rectangular grid by the central-difference scheme. A new class... 详细信息
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A Stochastic Approximation Frame Algorithm with Adaptive Directions
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Numerical Mathematics(Theory,Methods and Applications) 2008年 第4期1卷 460-474页
作者: Zi Xu Yu-Hong Dai Department of Mathematics College of Sciences Shanghai University Shang-hai 200444 PR. China. State Key Laboratory of Scientific and Engineering Computing Institute of Com-putational Mathematics and Scientific/Engineering Computing The Academy ofMathematics and Systems Science Chinese Academy of Sciences P.O.Box 2719Beijing 100190 P.R. China.
Stochastic approximation problem is to find some root or extremum of a nonlinear function for which only noisy measurements of the function are available. The classical algorithm for stochastic approximation problem i... 详细信息
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Fast facial fitting based on mixture appearance model with 3D constraint
Fast facial fitting based on mixture appearance model with 3...
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Chinese Conference on Pattern Recognition
作者: Huang, Xiangsheng Gong, Lujin Wang, Xiaoyan Institute of Automation Chinese Academy of Sciences Beijing 100190 China State Key Laboratory of Scientific and Engineering Computing Institute of Computational Mathematics and Scientific/Engineering Computing AMSS Beijing 100190 China College of Computer Science and Technology Zhejiang University of Technology Hangzhou 310023 China
Fast facial points fitting plays an important role in applications such as Human-Computer Interaction, entertainment, surveillance, and is highly relevant to the techniques of facial expression analysis, face recognit... 详细信息
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A hybrid preconditioner of banded matrix approximation and alternating direction implicit iteration for symmetric Sinc-Galerkin linear systems
A hybrid preconditioner of banded matrix approximation and a...
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作者: Ng, Michael K. Bai, Zhong-Zhi Department of Mathematics University of Hong Kong Pokfulam Road Hong Kong Hong Kong State Key Laboratory of Scientific/Engineering Computing Institute of Computational Mathematics and Scientific/Engineering Computing Chinese Academy of Sciences P.O. Box 2719 Beijing 100080 China
The symmetric Sinc-Galerkin method applied to a sparable second-order self-adjoint elliptic boundary value problem gives rise to a system of linear equations(Ψx⊗Dy+Dx⊗Ψ y)u=g,where⊗ is the Kronecker product symbol, ...
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Message from the IWPAPS 2008 workshop chair
Proceedings - 10th IEEE International Conference on High Per...
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Proceedings - 10th IEEE International Conference on High Performance computing and Communications, HPCC 2008 2008年 xxiv页
作者: Linbo, Zhang State Key Laboratory of Scientific and Engineering Computing CAS China
No abstract available
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