查询词典 partitional

In this paper, based on the ideas of partitional and hierarchical clustering, an algorithm is proposed to determine the best number of clusters for categorical data, and the corresponding time complexity is analyzed as well.

结合划分和层次聚类的思想，提出一种符号数据聚类个数的确定算法。

How partitional woollen cloth is the Olympiad project then?

那么，奥运会的项目又是如何划分的呢？

Besides, the advantages of both hierarchical clustering algorithm and partitional clustering algorithm are also incorporated into the ICA clustering algorithm.

此外，双方优势的阶层式聚类法和分割式聚类法也纳入区间式竞争分群演算法。

So far, there are 5 kinds of clustering algorithm includes partitional algorithm, hierarchical algorithm, density-based algorithm, grid-based algorithm and model-based algorithm.

目前，聚类算法大体上分为划分的方法、层次的方法、基于密度的方法、基于网格的方法和基于模型的方法。

We also analyzed the result of simplified model which removed the materialized block. It shows that result of SD model is credible; way of partitional modeling is propitious to the simplification and upgrade of model, reduction of the amount of calculation, and increase of calculation speed.

根据其特性，对取消物化子系统的简化模型的模拟结果进行分析，表明根据不同的研究目的，选择合适的模型结构是必要的，采用系统动力学的分块建模方法有利于模型的简化与升级、减少计算量、提高模型的计算速度。

For this new method takes the local information to evaluate the clustering result, it will be appropriate for both the spherical data and the data with irregular structures. Further more, it has no addition request for the clustering algorithms and it will be applicable for most partitional clustering algorithms.

基于这个原理，这个新的指标既能适用于球型数据集，也能够适用于非规则形状的数据集，而且它对聚类算法本身也没有额外的要求，对于大部分的划分聚类算法都是有效的。

This paper elaborate the basis of theory of clustering analysis and PCA, Analyzed and compares several kind of more popular partitional clustering algorithms, then we propose a new clustering algorithm based on the largest or the second largest eigenvalue and principal component analysis.

本文首先是阐述了聚类分析以及主成分分析的一些理论基础，分析和比较了几类较流行的划分聚类算法，并在说明现有算法的不足的基础上提出了两类改进的聚类算法。

Based on the rough set theory,this paper considers the contribution of each partitional attributes to entire classification,and gathers the contribution to avoid local best effect.

基于粗糙集的理论全面考虑了分离属性每个划分对整个分类的贡献程度，把这些贡献度进行汇总，避免局部最佳效应。

It is argued that being qualified for a proper topic is the sufficient condition for a partitional quantifier to co-occur with DOU.

基于这个假设，并结合汉语句子焦点结构的特征，我们解释了为什么&每&在大多数情况下必须与。

Classical partitional approach such as K-means also have the problem that have to predefine the number of clusters before training. And in most case, the number could not to be known in advance.

这一方法有可能导致收敛至局部最小；另外分割聚类方法一般必须事先确定类的数目，这在实际应用中也是难以事先获知的。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。