查询词典 clustering

Based on that, measures of image clustering quality are developed in view of the definition of clustering analysis and the bi-factors of intra and inter class in data mining. Then the particle swarm optimizer is introduced into nephogram classification area.

在此基础上，本文根据数据挖掘中对聚类分析的定义，充分考虑到类内和类间离散度的双重因素，建立了衡量图像聚类效果的质量评价参数。

Based on a new distance, Dave's generalized noise clustering algorithm is extended to non-Euclidean generalized noise clustering model.

利用一种新的距离测度将Dave的广义噪声聚类扩展成非欧氏距离的广义噪声聚类。

By adding the nonmembership degree parameter to the partition matrix 〖WTHX〗U〖WTBZ〗 and objective function, the fuzzy cmeans clustering algorithm is improved. Furthermore, the iterative reasoning formula and the algorithm description are presented. Thus the technique ascribes the clustering to a linear restricted programming issue, which is applied to the status of vast samples.

通过增加非隶属度参数对模糊c〖CD*2〗均值(fuzzy cmeans， FCM)聚类算法中的模糊划分矩阵〖WTHX〗U〖WTBZ〗和目标函数进行改造，进而给出迭代推导公式和算法描述，把聚类归结为一个带约束的线性规划问题，适用于大数据量的情况。

According to the features of clustering method, a method of building ontology with clustering is presented.

根据聚类分析法的特点，提出基于聚类分析法的本体构造方法。

The characteristics of line oriented clustering method were studied based on the point oriented clustering method.

在对点聚类的基础上，研究了线段聚类的特点。

It is focused on the high efficiency clustering algorithms, outliner detecting algorithms, clustering result presentation methods, and so on. It is the basic work to define the similarity for high-dimensional data objects.

本文研究了高维聚类分析的关键技术，主要工作有：1、针对高维数据空间下聚类簇的分布特点，改进了一种基于子空间的映射聚类算法。

The system consists of two modules: visual clustering analysis and visual data classifying, with respect to clustering algorithms and classifying algorithms, in which the visual technology of parallel coordinates is combined to obtain better visual data mining effects.

将聚类算法和分类算法与平行坐标的可视化技术结合起来，达到更好的可视化数据挖掘效果。

Through obtaining anonymous users' browsing path set, on the basis of the new definition of path similarity, building the users' browsing path similarity matrix, and based on this, designing anonymous users' browsing path clustering algorithm to obtain the clustering result set and calculate various cluster centers, the typical anonymous users' browsing path was got.

通过获取的匿名用户浏览路径集，依据新的路径相似度定义，建立用户浏览路径相似度矩阵，并在此基础上设计实现了匿名用户浏览路径聚类算法，获得聚类结果集，并计算各类的中心，得到典型匿名用户路径。

The emphasis of this paper is as follows: Firstly, an improved AR model and Bayesian posterior probability based clustering method is proposed and the principle and way of how to use this method for clustering time course gene expression data are elaborated.

本论文重点是：建立了一种改进的基于自回归模型和贝叶斯后验概率的动态聚类分析算法，阐述了应用该算法进行时序基因表达数据聚类分析的原理和方法；建立了一种基于自回归模型的模糊动态聚类分析算法，阐述了应用该算法进行时序基因表达数据聚类分析的原理和方法。

Kernel Method ; Clustering ; Fuzzy C -Means ; Possibilistic Clustering ; Robust Statistics

核方法；聚类；摸糊C-均值；可能性聚类；鲁棒统计

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。