查询词典 numerical algorithm

This paper analysised the current problem in traffic path chosen generally, presented the expression and storge structure in computer of traffic data, discussed and researched the traditional algorithm of current optimal path chosen, which contained Dijkstra Algorithm, Floyd Algorithm and A* Algorithm.

论文综合分析了当前道路交通中在路径选择方面存在的问题，介绍了道路交通数据的计算机表示方式与存储结构；讨论研究了当前路径选择的几种经典的算法，分别研究了Dijkstra算法、Floyd算法、A*算法。

After summarizing BSS algorithm of convolved mixture and its applications, the paper applies the improved PSO algorithm to convolved mixture BSS and proposes the PSO algorithm based on simulated annealing method. The paper also does some experiments of BSS based on PSO algorithm with grads acceleration and analyzes the simulation results.

4在总结卷积混合的盲源分离算法及其应用之后，将改进型粒子群算法应用到卷积混合的盲源分离中，给出了基于模拟退火思想的粒子群算法和基于带有梯度加速的粒子群算法的盲源分离的仿真实验，并对仿真结果作了分析。

By using simulated annealing algorithm to mitigate the stress of culling in genetic algorithm and utilizing the Boltzmann mechanism of simulated annealing algorithm to control the acceptance of the individuals generated by copulated and varied, a CDMA multi-user detection method based on genetic annealing algorithm is adopted. The computer simulative experiment is conducted.

考虑到模拟退火算法和遗传算法各自的优缺点，将两者有效的结合起来，通过模拟退火算法来减轻遗传算法的选择压力，利用模拟退火算法的Boltzmann机制来接收交叉和变异后的个体，并且结合CDMA通信系统多用户检测的特点，采用了遗传退火算法对CDMA通信系统的多用户进行检测的研究。

Firstly, the RFCM algorithm and Apriori algorithm were expounded. The production parameters were fuzzed by fuzzy clustering algorithm. Depending on Fuzzy_ClustApriori algorithm, the fuzzy association rules were studied and implemented in processing industry.

首先阐述了模糊聚类的RFCM算法和关联规则的Apriori算法的内容，分析了实现模糊关联规则的Fuzzy_ClustApriori算法流程，并用RFCM算法对实际数据进行分析，得到不同类别的模糊数。

The main works and contributions of this dissertation include:(1) The current developments of NoC in both academia and industry are thoroughly investigated with the formal descriptions of NoC interconnection emphasis. Furthermore, Steiner tree problem and its algorithms in graph theory and VLSI placement and routing are analyzed. These algorithms include Lee's mazing algorithm, line search algorithm, ACO algorithm and construction-by-correction algorithm. They are implemented by programming them in C++ for performance comparison purpose.

本文的主要工作与成果包括：（1）调研了NoC结构在学术界及业界的研究发展状况，归纳了NoC互连算法的抽象描述形式；深入分析了Steiner树问题和已有的图论及VLSI布局布线中的RSMT算法，包括迷宫算法、线搜索算法、蚁群优化算法、模拟退火算法和构造-修正算法等，并编程实现了这些算法，分析了它们的优点与不足。

The direct control algorithm and presetting control algorithm are proposed. The problem existing in direct control algorithm is analyzed, and the excellence and feasibility of presetting control algorithm are emphasized.

提出了直接控制和预置控制两种算法，分析了直接控制算法存在的问题，着重介绍了预置控制算法的优点和可行性。

The most essential part of the dissertation is the study on classic ID3 algorithm and Apriori algorithm. The main works are listed as follows:①The detailed theoretical background of ID3 algorithm is introduced, and based on the treeing rules. The decision tree is obtained through the practical learning of this algorithm.

本文重点对决策树方法的经典算法ID3算法和关联规则经典算法Apriori算法进行了研究，完成的主要工作如下：①在决策树方面详细介绍了经典算法ID3算法的理论背景，并按照建树的规则，通过实例使用ID3算法学习得到一棵决策树。

Since Wolf put up the trajectory algorithm to Lyapunov exponent in 1985, how to calculate the Lyapunov exponent with accuracy has become a very important question. Based on the theoretical algorithm of Zuo Binwu, the matric algorithm of Lyapunov exponent is given, and the results with the results of Wolfs algorithm are compared.

Lyapunov指数l是定量描述混沌吸引子的重要指标，自从1985年Wolf提出Lyapunov指数l的轨线算法以来，如何准确、快速地计算正的、最大的Lyapunov指数lmax便成为人们关注的问题，虽有不少成功计算的报导，但一般并不公开交流。

The algorithm has some problems, such as bias problem, aliasing problem and one problem that affects none-shade part of image and is caused by Gaussian blur. To solve these problems, this paper makes some improvement on the algorithm. Firstly, it uses the Woos average depth principle and PCF algorithm to solving bias problem and aliasing problem; secondly, it designs and implements an effective method to control the range of blur; thirdly, it adapts any size texture to story information. This method for keeping information plays important part on raising realistic graphic; fourthly, it takes use of the technology of programmable graphics hardware and the method of FBO to improve efficiency of algorithm.

由于基于高斯模糊的阴影算法存在阴影走样、量化误差和高斯模糊影响非阴影部分图像等问题，因此本文从以下几个方面对算法进行了改进：第一，在算法中添加了woo的平均深度值原理和PCF算法，改善了量化误差和阴影走样问题；第二，设计并实现了一种方法，有效地控制了高斯模糊的范围，提高了三维图形的真实感；第三，使用任意大小的纹理进行存储，提高了阴影的真实感；第四，通过可编程图形硬件技术的应用，提高了算法的运行速度。

This paper introduced code theory and the common RS codec algorithm, the implementation of RS encoder, then detailedly analyse the decoder realization of BM algorithm and ME algorithm, then bring forward implementation and improvement of a pipeline structure errors and erasures correcting RS decoder on ME algorithm, compromise the decoder complexity and delay to reduce the complexity and raise the maximum operating frequency. Finite-field multipliers optimize codec circuit.

本文首先介绍了编码理论和常用的RS编译码算法，提出RS编码器实现方案，详细分析了译码器的ME算法和改进BM算法的实现，针对ME算法提出了一种流水线结构的纠删纠错RS译码器实现方案，在译码器复杂度和延时上作了折衷，降低了译码器的复杂度并提高了最高工作频率，利用有限域乘法器的特性对编译码电路进行优化。

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。