查询词典 algorithm

As early as the early 1990s, conducting large-scale foreign Set text retrieval tests will be made on the field of automatic abstracting text structure analysis for information seized request area to enhance the retrieval accuracy, and have done a series of studies, presents a simple and effective logic of the division algorithm : TextTiling algorithm.

早在90年代初期，国外在进行大规模文本集合检索试验时就提出将自动文摘领域的文本结构分析应用于信息检索领域以提高检索精度，并对此进行了一系列研究，提出了一种简单有效的逻辑段划分算法：TextTiling算法。

In this paper, a new real AdaBoost algorithm based on multithreshold method was developed. Through the selection method of multioptimization threshold and combining the strategy of weak classifier threshold selection in discrete AdaBoost algorithm, the rational division of sample space was implemented.

对基于连续AdaBoost算法的人脸检测方法进行了改进，结合离散AdaBoost中弱分类器的阈值选取策略，通过多重最优阈值选择方法实现了样本空间的合理划分。

To overcome the shortcomings of existing algorithms, the distributed parallel reactive power optimization algorithm based on sub-area division of the power systems is proposed according to the distributed and decentralized characteristics of the power system. Here, multi-objective function and soft constraints are modeled using fuzzy sets, and the multi-objective reactive power optimization problem is solved by the direct nonlinear primal-dual interior point algorithm.

针对目前无功电压优化算法存在的不足，根据电力系统分布、分散的特点，提出了基于电网分区的分布式并行无功优化算法，并对其进行了多目标、软约束的模糊化处理和离散控制变量的罚函数处理，利用直接非线性原—对偶内点法寻优求解。

Begin from the chapter three, this text expound the fact of the algorithms that the channel estimation mainly, first of all, this text has been introduced and the important function of the channel estimation algorithm of Orthogonal Frequency Division Multiplexing ,on this basis, this text Introduce the detailed introduction of the channel estimation algorithm, also essentialing structure.

从第三章开始，本文主要论述了信道估计的算法。

The algorithm is based on a modification of Euclid s algorithm.

在扩展欧几里得算法的基础上提出了有限域乘法逆元的计算方法。

A well-known example of an algorithm is Euclid's algorithm, which is a process for calculating the greatest common divisor of two integers m and n.

在运算法则中一个著名的例子就是计算两个整数m和n的最大公约数的欧几里德运算法则。

The advantages of the algorithm are analyzed in theory,and the performance of the algorithm is validated by simulation.

从理论上分析了该算法的优越性，并通过实验仿真对算法的性能进行验证。

The new algorithm is about 12 times more efficient than the old algorithm in theory.

从理论方面，改进算法的计算速度提高了大约12倍。

In addition, the algorithm is validated in theory and practice. The result shows that the algorithm is right and effective.

并从理论与实践两个方面对该算法进行了验证，验证的结果显示：该算法是正确并行之有效的。

According to the basic theory of genetic algorithm, using MATLAB programming designed to realize the algorithm.

详细说明：根据遗传算法的基本理论，运用MATLAB编程设计实现该算法。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。