cluster analysis

Water Quality Assessment of a Large River Based on Multiple Assessment Method and Cluster Analysis

基于聚类和多重评价法的河流质量评价研究

互联网摘选

The cluster analysis of varieties revealed the relationships among P. nebrodensis strains.

揭示了白灵侧耳菌株间的亲缘关系.

互联网摘选

Objective : To investigate the significance of systematic cluster analysis in classification of nutritive value in foods.

目的: 探讨系统聚类分析方法在食物营养学价值评价中的意义.

互联网摘选

A combination of principal component and model-based cluster analysis is used to characterize the electrofacies.

采用主成分与基于模型的聚类分析组合来表征电相.

互联网摘选

Statistical techniques , including Multi-Regression, Cluster Analysis, and Discriminant Analysis , were employed to test ten null hypotheses.

本研究以世界银行发展报告书的统计为依据,共选定1970年、1975年 、 1980年 、 1985年、1990年、1995年各国高等教育在学率为分析资料.

互联网摘选

Method of comprehensive evaluation, spearman rank relational coefficient and cluster analysis were employed.

研究方法综合评价法, 秩相关系数法,聚类分析法.

互联网摘选

Fuzzy cluster based on equivalence relation is one of the methods of cluster analysis.

基于等价关系的模糊聚类是聚类分析中的一种.

互联网摘选

Dynamic cluster analysis of forest climate in the Loess Plateau Region

黄土高原地区林业气候动态聚类分析

互联网摘选

Matrix organization combined with project management office facilitate the cooperation between the complicated relation organizes, improve efficiency and reduce the risk ( 3) The project cluster should be breakdown according to the degree of correlation among several single projects by using fuzzy cluster analysis.

矩阵式结合项目管理办公室的组织形式有利于协调项目组织间的复杂关系，提高实施效率，降低项目风险。③项目群应该进行分解，可以用模糊聚类分析方法对项目群按相关程度进行聚类分析。

互联网摘选

This paper analyzes several methods of cluster analysis and puts on some representative ones.

本文分析了聚类分析的几种方法,并着重介绍了具有代表性的聚类算法.

网络文摘精选

OBJECTIVES To introduce a simple chemical pattern recognition-cluster analysis in chemical classification of Chinese medicinal materials.

目的在中药材化学识别模式中介绍一种简单易行的结合统计软件的统计分析方法 —— 聚类分析方法.

互联网摘选

Analysis and simulation results show that the proposed distributed algorithm is better than the cluster based algorithm in both complexity and accuracy.

分析与仿真实验表明，该分布式算法在计算复杂度和定位精度上均优于分簇算法。

互联网摘选

Based on the climate data from 284 weather stations in the loess plateau area ( 1951-1985), the auther divided the loess plateau region into six different forest climate ones by means of the dynamic cluster analysis technique.

本文根据黄土高原地区284个县气象多占1951～1985年的气候资料，应用动态聚类分析法，把黄土高原地区划分成6个不同类型的林业气候区。

互联网摘选

Utilizing the principal component and K-mean cluster analysis, the summer rain belts in eastern China have been classified.

利用主分量分析和K-均值聚类分析的方法，对我国东部夏季雨带进行客观的气候分类。

互联网摘选

The BOX-PCR and cluster analysis showed that there were four strains with two overlapping genotypes among the twenty 16S rDNA genotype overlapped strains.

20株具有16S rdna重复基因型的菌株作进一步的BOX-PCR及指纹图谱聚类分析表明，仅有4株菌表现出2种基因型。

互联网摘选

Results: Precise classification of 18 samples was done by cluster analysis mahalanobis distance analysis.

结果: 利用聚类分析对18个样本分类结果准确.

互联网摘选

Through fuzzy cluster analysis of the deposit , different types and their forming mechanism are delved.

通过对沉积物的模糊聚类分析, 探讨了沉积物的存在模式及其形成机理.

互联网摘选

Application of Fuzzy of K-mean Cluster Analysis on the Classification Research of Acid-base Properties of Compounds

模糊K均值聚类分析在化合物酸碱性分类研究中的应用

互联网摘选

Application of Cluster Analysis in Sensory Evaluation of Fried Instant Noodle

聚类分析在油炸型方便面感官评价中的应用

互联网摘选

Application of fuzzy cluster analysis in identification of spillage oil at sea with derivative Fluorimetry

模糊聚类分类在导数荧光法鉴别海面溢油方面的应用

互联网摘选

Keywords: design hyetograph, principal components analysis, cluster analysis.

关键词：设计雨型、主成分分析、群集分析。

互联网摘选

It is widely used for classification, cluster analysis, joint predication, trend analysis, causality analysis, etc.

它具有多功能性与开放性,广泛用于分类 、 聚类 、 联合预测 、 趋势分析 、 因果分析等领域.

网络文摘精选

The cluster analysis and the principal component analysis showed that girth indexes in waist to hip and weight indexes influenced mostly on adult-female lower-body shape. Height indexes were secondly influencing.

通过聚类分析和主成分分析得到表征人体腰臀躯干的围度指标和体重对成年女子下体体型的影响最大，其次是表征人体高度的指标。

互联网摘选

Cluster Analysis reflected the similarity of the vinegars.

聚类分析进一步研究了食醋种类之间的相似程度.

互联网摘选

Principal component analysis and cluster analysis are performed to refine the features of these sequences.

用主成份分析法和聚类技术提炼这些运动学片段的特征.

互联网摘选

This procedure in the realization of fuzzy cluster analysis algorithm to achieve through the recursive classification.

本程序实现模糊数学中聚类分析算法,该算法通过递归来实现分类.

网络文摘精选

These yam germplasms exhibited extensive genetic variability, there were plent of utilize space in breed-cultivated process. 16S rDNA PCR-RFLP cluster analysis and REP-PCR cluster analysis indicated that there is a great genotypic diversity of Pseudomonas fluorescens.

由此可见，我国山药品种资源具有丰富的遗传多样性，在品种选育亲本选择上有很大的利用空间。16s rDNA PCR-RFLP和REP-PCR分析揭示了荧光假单胞菌存在高度的遗传多样性。

互联网摘选

Convolution of probability distribution Principal Component Analysis ( PCA), Cluster Analysis ( CA) and Probabilistic Neural Network ( PNN) were used in the data analysis and pattern recognition.

概率分布的卷积；概率分布的褶积；概率分布卷积并通过主元分析、聚类分析和概率神经网络对数据进行了分析和识别。

互联网摘选

The K-mean cluster analysis is used to classify the process data and obtain the data sets under various steady operating condition.

提出了一种适用于火电厂生产过程的改进PCA故障检测方法：首先用K均值聚类分析方法对过程数据进行分类得到各稳态工况下的数据；

互联网摘选

Cluster analysis based on K means and immune algorithm

基于K均值和免疫算法的聚类分析

互联网摘选