gradient line
英 [ˈɡreɪdiənt laɪn]
美 [ˈɡreɪdiənt laɪn]
网络 梯度线
双语例句
- MDT is widely used in the oil exploration and development whose one major function is to calculate pressure-depth gradient line from testing data.
应用测试资料计算压力-深度梯度线是MDT的主要功能之一。 - The Convergence of the Liu-Storey Conjugate Gradient Method with Armijo-type Non-monotone Line Search
非单调Armijo型线搜索下Liu-Storey共轭梯度法的收敛性 - Global Convergence of a Class of Conjugate Gradient Algorithms Containing a Parameter with Weak Wolfe Line Search
弱Wolfe线搜索下一类含参量共轭梯度法的全局收敛性 - A new conjugate gradient algorithm with a new inexact line search is gived, the descent directions has produced in each iterative with the inexact line search.
文章给出了一种新的非精确线性搜索下的共轭梯度法，说明了在新线性搜索下每次迭代能够产生下降方向。 - Global convergence of a modified LS conjugate gradient method under a kind of inexact line search
一种线搜索下修正LS共轭梯度法的全局收敛性 - OK, so, we've seen that if we have a vector field defined in a simply connected region, and its curl is zero, then it's a gradient field, and the line integral is path independent.
一个向量场，如果定义在单连通区域并且旋度为零，那么它就是一个梯度场，并且其上的线积分与路径无关。 - In this paper, a new generalized gradient projection method with inexact line search is proposed for the nonlinear optimization problem with linear constraints.
讨论一般约束最优化，利用广义投影技术和强次可行方向法思想，建立一个初始点任意的新算法。 - A new class of memory gradient methods with Wolfe line search
一类新的Wolfe线性搜索下的记忆梯度法 - Well, if I have a gradient field, then if I try to compute this line integral, I know it will be the value of the function at the end point minus the value at the starting point.
如果有一个梯度场，然后想计算线积分，我知道积分值是，起点的函数值减去终点的函数值。 - The selection of moving phase, gradient eluting procedure and line relation of sampling concentration with peak height were discussed.
研究了流动相的选择，梯度淋洗程序的最佳化以及进样浓度与峰高的线性关系。 - Chapter 3: Using spectral projected gradient method and a new nonmonotone line search technique, we propose a algorithm for solving the trust region subproblem. Under weak conditions, the global convergence is established.
第三章：利用谱投影梯度方法与一个新的非单调线搜索技术给出了求解信赖域子问题的一个方法，在一般的假设条件下获得了方法的全局收敛性。 - Global convergence properties of conjugate gradient methods for optimization with the Armijo line search
Armijo搜索下共轭梯度算法的全局收敛性 - The soft starting function in the digital voltage regulator is realized by setting the referent voltage as a fixed gradient line from zero to the rating voltage.
数字电压调节器中，实现软起动的一种有效方法是将参考电压设置成由零至额定电压的一条固定斜率的直线。 - In this paper, the relation between geometrical significance of gradient about two-place function and contour line of function is presented, and search for the optimum solution in linear programming problem by this relation.
介绍了二元函数梯度的几何意义与函数的等值线关系，即点沿梯度方向移动，函数值增加最快，反之相反的关系，及用这种关系求解线性规划问题中的最优解。 - A Nonlinear Conjugate Gradient Method under Exact Line Search
精确搜索下的非线性共轭梯度法 - In this paper, a new kind of DY-conjugate gradient formula and the corresponding method for solving nonlinear unconstrained optimization is proposed. The new conjugate gradient method with general Wolfe line search was proved to have the global convergence.
给出求解非线性无约束优化问题的新的DY-型共轭梯度公式和新算法，证明新公式和新算法在推广Wolfe规则下分别具有下降性和全局收敛性。 - A new conjugate gradient algorithm without line searches
一个不用精确搜索的新共轭梯度算法 - The four large flares occured at the area of N-polarity with the large magnetic field gradient near the neutral line and the red-shift-area of velocity field in the chromospheric.
本文分析的4个大耀斑均爆发在中性线附近的N极区磁场梯度大的地方及色球速度场的红移区。 - In this paper, the two-point stepsize gradient method which together with one new nonmonotone line search technique is proposed.
给出一个两点步长梯度方法，其将与一个新的非单调线搜索技术相结合。 - A new method is proposed according to the pixel's gradient direction and the line's local property.
根据像素点的梯度方向和直线局部特性提出了一种新的亚像素直线特征检测方法。 - On the Convergence of Memory Gradient Method with Wolfe Line Search
Wolfe搜索下记忆梯度法的收敛性 - The Stress Gradient Curve of Equidifferent Line Diagram in Photoelasticity Experiment
光弹性试验中等差线图的应力梯度曲线 - With the Wolfe line search, the global convergence of the conjugate gradient methods with the negative β k is obtained. Further, the global convergence results of the dependent PRP and HS conjugate gradient methods are proved using the Wolfe line search.
第三章还在一般Wolfe线搜索下得出了带负参数的一般共轭梯度法的全局收敛性，从而使得以往文献中的相关PRP方法的收敛性结果都包含其中，并对相关HS算法进行了讨论。 - The convergence for a new conjugate gradient method with an inexact line search of Wolfe
非精确线性搜索的Wolfe搜索下的新共轭梯度法 - Improved conjugate gradient methods with exact line search
具有精确线性搜索的改进共轭梯度法 - In this paper, based on a modified FR formula, we propose a new conjugate gradient method with Goldstein line searches.
将一个修正的FR公式和Goldstein线搜索结合，得到一种新的共轭梯度方法。 - The study of paper and the development of system have an important practical value for enhancing scientific in evaluation work of maximum gradient scheme of passenger dedicated line.
论文的研究及系统的开发，对于提高客运专线最大坡度方案的评选工作的科学性有着十分重要的实用价值。 - In this thesis we study the global convergence of the conjugate gradient method under the technique of nonmonotone line search.
本论文研究了在非单调线搜索技巧下的某些共轭梯度算法的全局收敛性问题。 - The gradient direction group line segment extraction algorithm was improved by referring to the edge information obtained by Canny operator.
改进了相位编组线段检测算法，参考Canny算子提取的边缘信息辅助提取线段特征。 - Meanwhile, the existence of gradient in ocean sound speed makes the voice line bent, if not accurately determined, we can not determine the voice line accurately.
同时，海洋声速梯度的存在使得声线发生弯曲，如果不能准确的确定海水声速梯度，就不可能准确的确定声线。