查询词典 hierarchical

In this paper,the algorithm of a kind of hierarchical competitive covering networks for the classification problems is proposed based on the introduction of quotient space theory,which defines granularity according to Huffman coding and Huffman coding algorithm.

文中在此基础上，利用商空间的粒度原理和霍夫曼编码的思想，对样本分布极其不均匀的分类问题，构造分层竞争覆盖网络。

Eight hierarchical clustering methods including single linkage method, complete linkage method, median linkage method, centroid method, unweighted pair-group average method, Wards method, flexible-beta method and weighted pair-group average method were combined with three sampling strategies, random, preferred and deviation sampling to develop 24-core collections.

川最短距离法、最长距离法、中间距离法、重心法、不加权类平均法、离差平方和法、可变法和加权配对算术平均法等8种系统聚类方法，结合随机取样法、优先取样法和变异度取样法等3种取样方法，发展了24个水稻核心种质库。

To prepare studying hierarchical intelligent control system of material flows in mineral processing plant further, picturing, transition rulers, analytic methods, relevance matrix and dynamic equation, defect in applying of Petri network, fall short of orient object models applying are discussed after technology of formalization model built, non-formalization built and compound model. And Petri network system with time attribute is expanded opening network system with interface of input and output. The network system expanded with all attributes of basic Petri network model has hierarchy and recursiveness, can be analyzed with mathematical tools of network system and can deal with concurrent and asynchronously also.

为了对选矿厂生产物流递阶智能控制系统的进一步研究奠定基础，本文在讨论了形式化建模技术、非形式化建模技术和复合模型的基础上，研究和分析了Petri网的图形表示、变迁规则、分析方法、关联矩阵与动态方程、Petri网模型应用中的缺陷、面向对象模型应用中的不足，并把采用赋时的Petri网系统扩展成为对外界有输入和输出接口的开放网系统，扩展后的Petri网具有递阶性和递归性，同时保持基本Petri网的所有性质，使模型仍可采用网系统数学工具进行分析，并可处理生产物流系统中的并发性和异步性。

We realize that the hierarchical descriptive information is stored redundantly, but we do so in the spirit of ease of use and query performance.

虽然我们发现层次描述信息是冗余的，我们这样做的目的是易于使用和提高查询效率。

The eco-agricultural construction regionalization in Jiaonan was concluded on the basis of the nature ecology system analysis and the hierarchical cluster analysis of the economy and society development degree of each town.eco-agricultural planning in Jiaonan based on the eco-agricultural construction background further analysis of each town include two parts, one is to define the eco-agricultural function for each larger regionalization and put forward the eco-agricultural industry network, the other is to regionalize and plan the smaller region in the larger region according to the eco-environmental sensitivity and the spatial pattern of land use..

在自然环境条件分析与社会经济发展程度聚类分析的基础上提出胶南市生态农业建设一级分区。胶南市生态农业规划是在进一步对各区生态农业发展背景分析基础上，一方面确定各区生态农业功能定位，提出生态农业产业网络模式；一方面依据生态敏感性和土地利用格局确定二级分区控制，进行生态农业景观空间格局设计。

Experimental results show that the hierarchical road map has obvious superiority to the regular grid map in quantity of nodes and size of map and enhances the navigating efficiency of environmental map.

实验表明层次道路图在节点数、数据量等方面明显优于现有的规则网格地图，增强了环境地图的导航效率。

The large number of addresses allows a hierarchical allocation of addresses that may make routing and renumbering simpler.

大量的地址允许等级分配的地址，可简单路由和重新编号。

This thesis briefly introduces the key technology of system RRM and further research is done with the Radio Admission Control policy and also its application in Hierarchical Cell System.

本文概括介绍了RRM的关键技术，重点研究了其中的无线接入控制策略及其在分层小区系统中的运用。

In this paper, we study the feature of VoIP and proposed a new approach called Hierarchical Service Based on RSVP.

探讨了一个VoIP系统的工作流程，对SIP和QoS进行了较为深入的研究。

Hierarchical linear modeling is the most frequently used technique for analyzing multilevel data. In this paper, the twelve key issues in multilevel research and/or using HLM software were reviewed, and provided their exact meanings and feasible solutions. The 12 key issues included intraclass correlation coefficient, sample sizes, formation of organizational constructs, centering problems, fixed effect and random effect, estimation methods, goodness of fit index, explained variation, multicollinearity, robust standard error, level one variance equation, and empirical Bayes estimates.

本文针对阶层线性模式在多层次研究上有关於技术、测量与方法论所遭遇的问题，进行文献整理并讨论其实务意涵，并依据使用时机、抽样议题、资料汇总、分析方法、与模式评估与估算等五方面整理出十二项重要议题与解决之道，包括：组内相关系数的意义与判断准则、多层次研究各层的样本数问题、变数聚合成组织层次问题、中心化的意义、固定效果与随机效果的设定、估计法的选择、适配度的比较、解释变异量的计算、多元共线性的分析、强韧性标准误、第一层误差项变异数与实证贝氏估计值的运用。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。