1) precise algorithm
精细算法
1.
A general numerical model to identify multi-variables of the unidimensional non-linear inverse problem of heat conduction in transient state is presented by a precise algorithm for direct heat conduction, based on Bregman distances in the construction of regularization terms in Tikhonov’s function.
基于一种时域正演精细算法,引入Bregman距离函数作为Tikhonov函数的正则项,建立了求解多宗量一维瞬态非线性热传导反问题的数学模型,可对非线性内热源强度、导温系数和边界条件等多个热学参数进行组合识别。
2.
An application of a self-adaptive precise algorithm in time domain is presented in this paper for solving self-excited vibration problems.
应用时域自适应精细算法求解自激振动问题,将各物理量在离散时段内展开,可进行自适应递推计算,对非线性计算不做附加假设,避免了非线性迭代。
2) precise integration method
精细算法
1.
Based on the precise integration method of the exponential matrix, we discuss the solution of the state equations for nonlinear dynamics system governed by the equation =H·v+f(v,t).
基于指数矩阵精细算法,对非线性动力状态方程 v=H·v+f(v,t)进行求解。
2.
To raise the calculation precision of active structural control, the closed-loop and closed-open-loop control algorithms for instantaneous structural optimization were improved based on the active structural control strategy and the precise integration method (PIM).
为了提高结构控制算法的计算精度,基于动力系统精细算法及结构主动控制原理,对结构瞬时优化闭环及开闭环控制算法进行了改进。
3) precise symplectic algorithm
精细辛算法
1.
Based on the precise scheme, an improved symplectic algorithm——precise symplectic algorithm is constructed.
首次将精细算法引入辛算法,构造了精细辛算法,使原有辛算法的计算精度提高近6个数量级,且计算步长增大,速度加快。
4) high precise direct (HPD)
精细算法(HPD)
5) long acting HHPD
长效精细算法
1.
This paper designs a new long acting HHPD (ab.
设计出求解时域支集无限型任意激励的非齐次线性自治系统的一种长效精细算法(简称:HHPD-LF),特点是:传递矩阵H属“一次计算,终生使用”,它突破了时域有限的约束,没有矩阵求逆、没有对右端函数的周期性要求,在一定程度上适合于任意形式的右端激励。
2.
A long acting HHPD(abbr.
设计出求解半无限时域上的非齐次线性自治系统的一种长效精细算法(简称:HHPD-LA),这一算法不仅突破了已有长效精细算法中时域有限的限制,无需单位化步骤,也没有矩阵求逆、没有对右端函数的周期性要求,在一定程度上适合于任意形式的右端激励。
6) precise algorithm in time domain
时域精细算法
1.
A precise algorithm in time domain is combined with El ement Free Galerkin (EFG ) method to solve static and dynamic problems of viscoelasticity.
将时域精细算法与EFG方法相结合 ,求解粘弹性静、动力问题 。
补充资料:不精细
1.犹不精明。
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