An affine covariant composite step method for optimization with PDEs as equality constraints

An affine covariant composite step method for optimization with PDEs as equality constraints
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以偏微分方程为等式约束的仿射协变复合步优化方法

DOI:
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发表时间:
2017
期刊:
Optim. Methods Softw.
影响因子:
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通讯作者:
M. Weiser
M. Weiser
中科院分区:
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文献类型:
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作者:
Lars Lubkoll;A. Schiela;M. Weiser

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提出了一种求解等式约束偏微分方程最优化问题的复合步长方法。重点放在全球化计划的建设,这是基于三次正则化的目标和仿射协变阻尼牛顿法的可行性。我们证明了该算法的内循环的有限终止性和快速局部收敛性。数值结果显示的最优控制问题的非线性热方程。
We propose a composite step method, designed for equality constrained optimization with partial differential equations. Focus is laid on the construction of a globalization scheme, which is based on cubic regularization of the objective and an affine covariant damped Newton method for feasibility. We show finite termination of the inner loop and fast local convergence of the algorithm. Numerical results are shown for optimal control problems subject to a nonlinear heat equation.
DOI: 10.1007/s10107-009-0337-y
发表时间: 2011-12-01
影响因子: 2.7
作者:
Cartis, Coralia;Gould, Nicholas I. M.;Toint, Philippe L.
通讯作者: Toint, Philippe L.
DOI: 10.1017/s0962492912000049
发表时间: 2012-01-01
期刊: ACTA NUMERICA
影响因子: 14.2
作者:
Deuflhard, Peter;Schiela, Anton;Weiser, Martin
通讯作者: Weiser, Martin
DOI: 10.1007/s10107-009-0286-5
发表时间: 2011-04-01
影响因子: 2.7
作者:
Cartis, Coralia;Gould, Nicholas I. M.;Toint, Philippe L.
通讯作者: Toint, Philippe L.