search direction是什么意思

网络释义

用法例句

The algorithm is composed of different search directions,and three directions are given by using Newton method.

该算法由不同的搜索方向构成,利用牛顿法得到了3个搜索方向,数值实验表明:基于NT方向的算法最为稳健。

The search direction of the original Goldfarb method may be unfeasible.

给出了Ｇｏｌｄｆａｒｂ法的一种变形，它能保证搜索方向一定是可行方向；而原Ｇｏｌｄｆａｒｂ法的搜索方向有可能不是可行方向。

In this paper, we propose a class of limited memory BFGS methods with revised search direction.

提出一类带调正搜索方向的有限内存变尺度方法，并且证明这类方法对一致凸目标函数具有线性收敛速度，对连续可微函数具有整体收敛性。

This paper studies the problem of the solution to the unlimited optimization of quadratic differentiable function f(X)by means of variable transformation, presents a characteristic value method, and solves the direction of search when Hesse matrix is non-definite,The calculations show that the algorithm is satisfactory in both the number of interatives and the stability of the numerical value.

本文讨论了利用变量变换求解二次可微函数ｆ（ｘ）的无约束最优化问题，给出了一个特征值方法，解决了Ｈｅｓｓｅ阵非正定时的搜索方向问题。

By synthetically analyzing the interrelated research on using DTM(Digital Terrain Mode) for a road project,a compact way of the improved "direction search" triangle net is put forward,then according to the sheet character of a road,the topology relation of edge-triangle is built.

通过综合分析将DTM(Digital Terrain Mode)应用于道路工程的相关研究,提出一种改进的“方向搜索”三角网简化算法;并根据道路的带状特征,建立了边——三角形的拓扑关系;基于Windows平台,利用分治算法和逐点插入算法,采用VC++的MFC和OPENGL语言编程,实现基于DTM计算并生成道路和地形整体三维模型。

By contrasting and analyzing,the direction search method is found the best.

通过具体的算例,将容限配流法、比例配流法和方向搜索法进行对比分析,证明了方向搜索法在求解标准均衡配流解上的优越性。

The features of the two-way searching technique and the operation steps of the improved evolution programming are introduced.

为了克服标准演化规划的不足 ,在建立暴雨公式参数优化的数学模型的基础上 ,结合模型特点提出了演化规划的改进性措施 ,其核心在于使用基于概率的双方向搜索技术。

The effect of the substitution of conjugate and orthogonal directions for conjugate directions on search direction system is discussed.

给出了从k(搜索方向组的影响;提出了k个方向正交程度的判定方法。

Depression removal method for grid DEM based on three-direction search

基于三方向搜索的DEM中洼地处理方法

Research of Direction-Based Search Algorithm in P2P Network;

P2P网络中基于方向的搜索算法研究

Heuristic computing method of bidirectional searching routing with multiple restrictions

双向搜索多约束路由启发式计算方法

A new search method of arc slipping method, which is called three orientation search method in the article, is given.

提出圆弧滑动法中一种新的搜索方法———三向搜索法。

Research on Search Engine Optimization (SEO) Oriented Website Construction;

面向搜索引擎优化的网站建设方法研究

Research on the Similarity-Based Representation and Pattern Search of Time Series;

面向相似性的时间序列表示与搜索方法研究

Tabu Search Based on Savings Algorithms and Direction of Movement

基于节约算法和移动方向的禁忌搜索算法

A Multi-Direction Diamond Search Algorithm for Fast Block Motion Estimation

用于快速块运动预测的多方向钻石搜索算法

Physicomimetic Method for Swarm Robots Search

面向群机器人目标搜索的拟态物理学方法

Adaptive directional diamond search for fast motion estimation

自适应方向菱形搜索快速运动估计算法

Motion Estimation Algorithm Based on Novel Oriented Diamond-Arc Search

基于新方向性菱形-弧形搜索的运动估计算法

Indexing in a way that provides relevance to the search is going to be key to these intranet search companies.

对那些内部网搜索公司来说，以向搜索提供关联性的方式加索引将是成败的关键。

Research on Methods of Intelligent Bilingual Search and Search Engine

智能双语搜索方法及搜索引擎的研究

301 redirect is the most efficient and Search Engine Friendly method for webpage redirection.

301使给网页改寄有效率和搜索引擎友好方法的最改方向。

A Search Algorithm Design Based on the Collection Model Oriented Search Engine

一种面向搜索引擎的基于集合模型的搜索算法

The Study of Retrieval Method and Searcher of Internet Search Engine;

网络搜索引擎中检索器检索方法研究

The Architecture and Realization Technology of an Information Searching Engine in Special Field;

面向特定领域的专业搜索引擎的架构与实现方法

A New Method of XML Similarity Measurement and Search Technology Based on Vector Space;

一种新的基于向量空间的XML文档相似性度量方法及搜索技术