基本算法

This algorithm is written by the most fundamental genetic algorithm,benefit the beginner to know the structure of genetic algorithm

本算法采用最基本的遗传算法编写，有利于初学者掌握遗传算法的构成。

In this paper, a method, which is based on GPS Time system, is applied to synchronize all GIBs. With GPS receiver's 1PPS output , GIB can compensate for the crystal oscillater's drift. 4. Mathematic Model of UGPS Based on the principle of hyperbola intersection, an iterative algorithm and an analytic algorithm are deduced to resolve system equations with four GIBs observations. It can also be used to resolve the approx coordinate with more than five GIBs'observations.

系统的定位数学模型分析基于双曲线观测的定位模型是系统的基本原理，本文对该数学模型的求解进行了详细分析，对于四枚浮标的系统，本文给出了了迭代算法和解析算法求解的推导，同时对于多余四枚浮标的系统，本文给出了最小二乘算法求解推导。

These algorithms have laid a foundation for setting up the basic data in MES. The five elements BOM definition used to describe product structure is given in order to reduce BOM quantity and realize BOM consistency effectively. In addition, the mapping algorithm is implemented by five elements BOM, which can make them link seamlessly to transforming from product structure model to procedure model with workflow. It provides a technical foundation to control and management in the product life cycle. And it also meet requirements which include the identicalness, integrality, integration of BOM data in the product life cycle.

介绍了BOM的基本概念，提出了EBOM／PPBOM向MBOM映射的算法和多BOM数据死锁的检验算法，为快速建立MES中的基础数据打下了基础；给出了五元组BOM对产品结构进行描述的柔性定义，可有效减少BOM数量和实现BOM的一致性；提出了基于五元组BOM的产品结构模型向Petri网过程模型的映射算法，从面向产品结构的建模转化为面向过程的Petri网建模，从而为产品的全生命周期的控制与管理提供了技术基础，满足产品生命周期中的BOM的一致性、完整性和数据集成性的需求。

Based on the minimum path error interpolation method, a new circular interpolation algorithm is proposed, which is of simplity, short run time and positive deviation.

基于最小偏差插补算法的基本思想，提出了一种新的圆弧插补递推算法，该方法算法简单、行速度快、具有正偏差特性。

The effectiveness of the improved approach is demonstrated based on its application to knapsack problem.

并利用组合优化中典型的背包问题对算法进行了验证，并和基本遗传算法的结果进行了比较，验证了算法的有效性

Experiments are made to compare the improved method with the traditional maximum classification square error method and the simple genetic algorithm.

通过实验对比，表明改进的遗传算法比传统的最大类别方差法和基本遗传算法有明显的优势，说明了本算法的可行性。

In this paper, we discuss the computational stability of two kinds of algorithms for solving Least-Squares problem, the normal equation method and the orthogonal decomposition methdd, and show that we can get better performance in Jater case in this aspect.

其一是基于正则方程的递推求解方法，这是目前各种自适应算法的基础；另一是正交分解算法。后者的计算稳定性要比前者高。研究了一种基本的正交分解自适应算法，并指出，如果初始条件恰当，它将得到和批处理同样的结果。

The basic conceptions and primary characteristics are introduced in this paper. This paper discuss some primary factor when genetic algorithm applied on optimal design, for example the mathematical model the constrained problem、the initial population and the controls parameter of genetic algorithm .

在广泛阅读文献和调研的基础上，本文对遗传算法及其在结构优化设计应用中的相关内容进行了分析和综合，对结构优化设计的基本概念、主要特点进行了介绍，对遗传算法应用于结构优化设计时的数学建模、约束条件处理、初始种群的产生及其遗传算法控制参数的选择几个关键因素作了概要的分析与研究。

Based on a great many literature, this paper analyzes and summarizes the genetic algorithm for the design of structural optimization. The basic conceptions and primary characteristics are introduced in this paper. This paper discuss some primary factor when genetic algorithm applied on optimal design, for example the mathematical model、the constrained problem、the initial population and the controls parameter of genetic algorithm Aimed at the characteristic of structural optimization and finite-element analysis, this paper accomplishes the optimal program based on the simple genetic algorithm.

在广泛阅读文献和调研的基础上，本文对遗传算法及其在结构优化设计应用中的相关内容进行了分析和综合，对结构优化设计的基本概念、主要特点进行了介绍，对遗传算法应用于结构优化设计时的数学建模、约束条件处理、初始种群的产生及其遗传算法控制参数的选择几个关键因素作了概要的分析与研究。

Based on a great many literature, this paper analyzes and summarizes the genetic algorithm for the design of structural optimization. The basic conceptions and primary characteristics are introduced in this paper. This paper discuss some primary factor when genetic algorithm applied on optimal design, for example the mathematical model、the constrained problem、the initial population and the controls parameter of genetic algorithmAimed at the characteristic of structural optimization and finite-element analysis, this paper accomplishes the optimal program based on the simple genetic algorithm.

在广泛阅读文献和调研的基础上，本文对遗传算法及其在结构优化设计应用中的相关内容进行了分析和综合，对结构优化设计的基本概念、主要特点进行了介绍，对遗传算法应用于结构优化设计时的数学建模、约束条件处理、初始种群的产生及其遗传算法控制参数的选择几个关键因素作了概要的分析与研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。