采用段法(区域法)求解正问题，反演中采用求目标函数极小值的共轭梯度法。
The energy equation is solved by the zonal method, and the inverse radiation problem is solved through the minimization of performance function with the conjugated gradient method.
该方法是在辐射传递方程离散坐标近似的基础上，用求目标函数极小值的共轭梯度法进行反演计算。
The inverse problem is solved using conjugate gradient method of minimization based on discrete ordinates method of radiative transfer equation.
但这种办法并不普遍，只能用于二元函数，来判断是极小值点、极大值点还是鞍点。
I should say that is for a function of two variables to try to decide whether a given critical point is a minimum, a maximum or a saddle point.
其中一个是找出一个函数的极小值，极大值，这个函数的变量是相关的，这种方法称为拉格朗日乘数法。
One of them is to find the minimum of a maximum of a function when the variables are not independent, and that is the method of Lagrange multipliers.
如果想知道是极大值还是极小值，那就只需用常识，或者直接比较各点的函数值？
So, if you want to know if something is a maximum or a minimum, you just have to use common sense or compare the values of a function at the various points you found. Yes?
在微积分中，在函数的极小值点上导数等于零或者不存在导数。
In calculus, the derivative equals zero or does not exist at a function's minimum point.
关于算法分析的定理证明了这种混合算法对于紧致集内的权向量构成的任意连续函数能依概率1收敛于全局极小值。
It is shown that this algorithm ensures convergence to a global minimum with probability 1in a compact region of a weight vector space.
由于安全系数的目标函数是非凸的、多变量的并且存在多个极小值，所以一般边坡最危险滑弧的搜索是困难的。
Because the objective function of the safety of factor is nonconvex, multi-variable, and existing many minimums, searching the most dangerous failure surface usually is difficult.
如果这个值小于或等于所有其它的函数值，那它就是绝对极小值。
If the value is less than or equal to all other function values, it is an absolute minimum.
基态波函数可以表示为沿这条确定轨迹的一系列积分，而能量则可以用位势极小值处的一系列微分表示。
The ground state wave function can be expressed as a series of integrations along the trajectory and the energy as a series of differentials at the minimum of the potential.
最大能量法的结果受初始静校正量的影响，它的解容易陷入目标函数的局部极小值。
The result of maximum energy method depends on the initial values of residual statics. The solution is often trapped into the local minimum of the objective function.
修改分割函数，使其仅在前景和后景标记位置有极小值。
Modify the segmentation function so that it only has minima at the foreground and background marker locations.
本文通过使用向量似变分不等式和半预不变凸函数来证明约束向量优化的弱极小值的存在性。
In this paper, We prove the existence of a weak minimum for constrained vector optimization problem by making use of vector variational-like inequality and semi-preinvex functions.
对于传统BP算法存在的收敛速度慢和易陷入局部极小值问题，人们提出了径向基函数网络。
People put forward radial basis function networks considering the conventional BP algorithm problems of slow convergence speed and easily getting into local dinky value.
在此基础上利用流函数建立了变形区速度场，并利用计算机对变形能进行求极小值，得到了变形区的速度分布及拉拔力。
Based on the assumption, the computer was used to calculate the minimum deformation energy, and the speed distribution in the deformed area and the drawing force were gotten.
算法继承了人工势场法的基本思想，通过寻找路径点的能量函数的极小值点而使路径避开障碍物。
The algorithm given in this paper inherits the basic idea of potential energy field method. By searching the minimum value of the energy function, the collision free path can be found.
极小极大原理论述的是函数的极小极大值与极大极小值之间的关系。
Minimax principle deals with the relation between the minimax value and maximin value of a function.
针对粒子群优化算法(PSO)应用于多极值点函数易陷入局部极小值，提出旋转曲面变换(RST)方法。
Aimed at particle swarm optimization (PSO) algorithm being easily trapped into local minima value in multimodal function, a rotating surface transformation (RST) method was proposed.
本文利用函数某处的各阶导数的特点，以确定函数在该处的单调、极大值、极小值、拐点及浙近线等。
With the features of a function's derivatives at a point, this paper discussed some problems of the function, such as monotonicity, local maximum, local minimum, inflection point, and asymptote.
本文运用内罚函数法，使一个在颤振、强度和最小尺度等约束条件下的翼面结构重量取极小值。
In this paper an interior penalty function method is applied to minimize the weight of a wing structure under the constraints of flutter, strength and minimum gage.
试验结果表明：籽粒含水率对破损率的影响呈一元二次函数关系且函数有极小值。
The results showed that the relation of moisture content of corn seed kernels and damage rate of corn seed kernels is unitary and hypo-two function with and function has minimum.
在整个加工过程中，追求目标优化函数达到极小值，来求解整个过程中一系列最佳的切削速度值与进给量值。
In the whole machining process, make the objective optimization function reaches its minimum to solve a series of best cutting speed and feed value.
在微积分中，在函数的极小值点上导数等于零或者不存在导数。
On the Uniqueness of Meromorphic Functions and its Derivative Share Values;
该类算法的基本思想是通过求解一系列二次函数在信赖域中的极小值点逼近最优化问题的解。
The basic idea of these methods is to approximate the optimization problem by a sequence of quadratic minimization problems subject to some trust region.
该类算法的基本思想是通过求解一系列二次函数在信赖域中的极小值点逼近最优化问题的解。
The basic idea of these methods is to approximate the optimization problem by a sequence of quadratic minimization problems subject to some trust region.
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