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- Newton iterative calculation 牛顿迭代计算
- Based on the approximate answer made by homotopy method, the discrete phenomenon of Newton iterative loop is greatly cut down in the course of solving the SHET equation group. 在求解特定消谐波方程组时,利用同伦法确立了近似解,大大减少了牛顿迭代过程中的发散现象。
- Newton iterative on calculation of unsteady flow in channel network 河网非恒定流计算的牛顿迭代解法
- The model was transformed to a convexity quadratic programming problem by decomposing index function.Then, the model was resolved using Newton iterative means by importing castigatory gene. 通过分解代价函数，将模型转换为凸二次规划问题，并引入惩罚因子，利用牛顿迭代法求解该模型。
- In this paper the improved method,also named transformation of the polar,is used to predigest the iterative calculation,and the simulation calculation has been progressed. 文中运用了一种改进的球谐函数法,即换极法,大大简化了勒让德函数的递推计算,并进行了换极前后被动段扰动引力的仿真计算。
- The finite element numerical simulation in classical response surface method was substituted by iterative calculation of implicit stability coefficient of slope in Sarma model. 这些因素都存在不确定性,为了考虑这些不确定性,引进了以概率统计为手段的可靠度分析方法。
- Based on the analysis of the look-up table method and Newton iteration algorithm the paper improves the Newton iteration method for the square root calculation. 在分析了查表法以及牛顿迭代法的基础上,对开平方计算的牛顿迭代法进行了改进。
- The paper presents a new iterative calculation method of minimum reflux ratio of multiple-side streams complex rectification for binary non-ideal system. 对二元非理想系多侧线精馏过程,介绍一种迭代计算最小回流比的解析方法,与其它方法相比,较为简单、直接、方便。
- The nonlinear equations are rapidly solved by ordinary Newton iteration because the basic iterative step inv... 经实践证明,用上法绘出的图形光顺性好、精度高,完全符合生产要求。
- Sampling rule of random variables in iterative calculation method of implicit stability coefficient obeys sampling rules of response surface method.An idea of classi... 可靠度分析方法中极限状态方程的建立是以稳定系数计算为基础的。
- THE GENERALIZED NEWTON ITERATIVE PROCEDURE 广义牛顿程序
- In this paper, a method by the use of the stress-strain relations and the iterative calculation based on the finite element analysis was proposed to reconstruct the elastic modulus distribution from the axial strain distribution of tissues. 本文提出一种利用组织的应力－应变关系和基于有限元分析的迭代计算方法，从组织的纵向应变分布重建出组织的弹性模量分布。
- There is no need for the Anderson-Moore iterative calculation by the method presented in this paper,and a good approximation to the optimal output feedback matrix can be directly found,using reduced model. 本文提出的设计方法不需要对原系统进行Anderson-Moore的迭代计算,直接利用求得的降阶模型解出近似的最优输出反馈阵。
- the Newton iterative computing method 牛顿迭代算法
- The paper deduces the iterative calculation formulas of slenderness ratio matching the design conditions,and presents the corresponding computer programs of cross-section optimization for the axia. 推导出了符合设计条件的长细比的迭代计算公式,编写了相应的轴心受压柱截面优化计算机程序。
- The conservatively full-potential equation is solved by time-accurate approximate factorization algorithm and internal Newton iterations. 用时间精确近似因式分解差分方法求解守恒型非定常全位势方程。
- Applying the new numerical method-a combination of Newton iteration with gradient method,the authors computed the EHL pressure distribution. 采用梯度法与牛顿法相结合的联合数值法，求出了弹流压力分布，且其收敛速度有明显提高，收敛性能明显改善。
- The conservative full-potential equation is solved by a time-accurate approximate factorization algorithm and internal Newton iterations. 用时间精确近似因式分解差分方法求解守恒型非定常全位势方程。
- The algorithms exploiting alternatively Newton iteration and inexact Newton iterationto solve the unconstrained optimization problems are considered. 研究交替使用牛顿迭代与近似牛顿迭代求解无约束最优化问题的混合算法。
- The interface between two molten polymers,as well as the distribution of flow rate,shear rate and shear stress were obtained by using an iterative calculating scheme . 分析了狭缝口型中的一维复合共挤出流动，叠代计算得到两相界面位置以及速度、剪切速率和切应力的分布。
