之后,借鉴牛顿法、平衡法和摄动法对由移动最小二乘法得到的非线性代数方程组提出了新的求解方法。
And then an new iterative method is presented to solve the nonlinear equations system obtained from moving least-square approximation.
本文用时间推进法求解欧拉方程组计算二维平面叶栅绕流问题数值实验是否有多重解现象。
The mutiple-solution phenomenon of steady transonic flow about two-dimensional plane cascade using the Time-Marching method for the Euler equations is examined.
运用一个具有二阶精度和波传播性质的激波捕捉法,数值求解激波折射运动的流体力学方程组。
A shock-capturing method in finite volume scheme with two order of precision and wave propagation is employed to discretize and solve hydrodynamics equations of shock waves.
使用单纯形优化法对文献中四十余组二元和三元液-液平衡数据进行关联。
Over forty sets of Liquid-Liquid Equilibrium (LLE) data of binary and ternary systems in literatures have been correlated using simplex optimization method.
本文提出了求一类矩阵方程组的最小二乘中心对称解的一种迭代法。
In this paper, an iterative method is presented to find the least squares centrosymmetric solution to a kind of matrix equations.
以聚偏氟乙烯(PVDF)为第二组分聚合物与三醋酸纤维素(CTA)共混,通过冻胶法纺丝工艺制备成中空纤维纳滤膜。
Hollow fiber NF membrane was prepared with blending of PVDF as the second component polymer and CTA, and by spinning process with gelation method.
第一章研究了一类二阶抛物型方程组的一种新数值方法-再生核函数法。
In Chapter One, a new method of approximating the solution of second-order parabolic system using reproducing kernel function is devised.
目的:利用二维凝胶电泳法分离人肾组织磷酸化蛋白质组。
Objective: To separate human kidney phosphoproteome by two-dimensional gel electrophoresis.
将该问题的基本方程化为具有两个小参数的二阶非线性方程组,并在双参数摄动法和单参数多重尺度法的基础上提出了双参数多重尺度法。
The governing equations for the problem is modified into a second-order nonlinear differential system with two infinitesimal parameters and a double parameter multiple scale method is presented.
利用MAC法通过二维流体力学扰动方程组进行了数值模拟。
The numerical simulations have been performed by using the MAC method to solve the two-dimensional perturbation equations of hydrodynamics.
由二阶谐波平衡法得到的非线性代数方程组很容易用符号运算软件求出。
The nonlinear algebraic equations for the second order approximate solution were solved by using symbolic computation software.
目的利用二维液相色谱法分离小鼠肝脏磷酸化蛋白质组。
Objective to fractionate mouse liver phosphoproteome by two-dimensional liquid chromatography.
结果推拿二步八法的治疗组疗效明显优于对照组,P<0.01。
RESULTS The effects of the treatment group were significantly better than the control, P<0.01.
介绍了二级光谱的基本原理,给出了波差法设计复消色差物镜的方程组。
The principle of secondary spectrum is introduced and the equations of designing apochromatism objective lens based on wave aberration are presented.
对这两组中二次肿瘤的累计发病率用乘积极限法进行比较。
The cumulative incidence of SPM in these two groups was compared using the Kaplan-Meier method.
该方法运用最小二乘回归法和抛弃平均法消除病态方程组。
In the method, the least square regression combined with the treatment of selective average is used to deal with the abnormal equations.
利用球坐标系中的二维潮波方程组,以T/P卫星沿迹分析结果为开边界条件的边值法,计算了黄海中的一个四边形区域。
Under the spherical coordinate, the boundary value method using the along track estimates of(T/P) satellite as open boundary conditions is applied to establish tide models in the Yellow Sea.
即利用矩阵分析理论中的广义逆法,完成非线性方程组的最小二乘求解过程。
The paper also proposes the relevant numerical solver. Namely, it has Solved the equations uses the generalized reciprocal method in the theory of matrix analysis.
采用引进具有二阶连续可微的辅助函数,将非线性不等式组转化为非线性方程组,然后利用牛顿迭代法对非线性方程组进行求解。
In is established the equivalence between the nonlinear inequalities with nonlinear equations by using auxiliary function, a descended Newton algorithm is proposed.
在一项研究中:要求一组受试者使用想像法来记住一些生词,第二组只用重复法来记住这些生词。
In one study, subjects in one group were asked to learn some words using imagery, while the second group used repetition to learn the words.
以麻柳场构造嘉陵江组气藏为实例,运用主曲率法对其嘉二3、嘉四3两储层的裂缝发育情况进行了预测。
With the Jialingjiang group Reservoir as a case, we predict Jia~3_2 and Jia~3_4 two zones' fracture distributing using this method.
几何二分法简单易行,避免求解高维高次非线性方程组。
The geometric dichotomy method is easy and applicable, avoiding solving nonlinear equations with high dimensions and high orders.
然后用牛顿法求解这一非线性方程组,得到二次锥规划问题的最优解。
Then Newton's methods are applied to the system to obtain the optimal solutions of SOCP.
然后用牛顿法求解这一非线性方程组,得到二次锥规划问题的最优解。
Then Newton's methods are applied to the system to obtain the optimal solutions of SOCP.
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