hierarchical classification

Two dimension reduction methods of point evaluation technique and pedigree clustering analysis were applied to the large amount of calculation in the reliability analysis of structural systems.

本文采用系统可靠性理论对地震作用下的地下管线动力可靠性进行分析,并针对系统可靠性计算量大的难题,引入了PNET法(point evaluation technique)与谱系聚类分析法两种降维方法,在保证精度的同时大大提高了计算效率,使对地下管线的系统可靠性分析达到实用化程度。

The hierarchical clustering method is applied to deal with the problem that the solution of MLS-SVM is lack of sparseness.

运用谱系聚类方法解决多核最小二乘支持向量机的解缺乏稀疏性的问题。

This method used the pedigree clustering algorithm to obtain the initial centers of classes,and then employed the k-means clustering algorithm to distill the main colors.

提出了先使用谱系聚类法获得初始类心,然后用k-均值聚类法提取背景的主色的方法。

Subject Attribute of Art History Research --Reflections on the Scientific Classification of Knowledge;

艺术史研究的学科属性——反思知识谱系分类法的科学思维模式

Application of Hierarchical Clustering to the Classification of Spectra of Pyrolytic Cracking of Heroin;

应用系统聚类法对海洛因裂解谱图分类

Making use of the properties and the character of classification at each level on the hierarchical graph, the multi branched tree of the hierarchical graph is set up.

利用这些性质和模糊聚类谱系图逐层分类的特征,建立起模糊聚类谱系图的多叉树。

Application of Hierarchical Cluster with GC-MS in the Classification of Polygonum

气相色谱-系统聚类分析方法在蓼属植物分类中的应用

Research on Optimization in Loading a Container Based on Pedigree Assembling Analysis;

基于谱系聚类分析的集装箱装箱方案优化研究

Study on Discrimination System of Distilled Spirits Based on Three-dim Fluorescent Spectra Technique

基于三维荧光光谱的白酒分类鉴别系统研究

Maize Germplasm Pedigree--the Division and Discussion of Wu 105 and Yuanwu 02 Group

玉米种质系谱——武105和原武02类群的划分与论述

On SVM Classification Algorithm of Hyperspectral RS Imagery without Penalty Coefficient

无惩罚系数SVM高光谱影像分类算法研究

Spectral Properties Analysis of the Main Operator of a Series Repairable System

一类可修复串联系统主算子的谱特征分析

APPLICATION OF MULTI-SPECTRAL CLOUD CLASSIFICATION TECHNIQUE IN FRONTAL CLOUD SYSTEM

多光谱云分类技术在锋面云系中的应用

ISSR Analysis on Pedigree of Hybrid Breeding Indica-Japonica Rice and Cluster Analysis

水稻籼粳亚种间育种系谱的ISSR标记和聚类分析

3. An algorithm for classification of galaxy spectra is proposed, which divides thegalaxy spectra into normal galaxy and active galaxy spectra.

3.提出了一种新的星系光谱分类方法,将星系光谱分为正常星系和活动星系.

We also review the observational and theoretical results of galactic spectral energy distribution (SED) and the corresponding optical spectral classification.

回顾了星系红外光谱能量分布的观测和理论方面研究，及星系光学光谱分类方法和历史。

Spectral Analysis of a Class of Schrdinger Operators

一类Schrdinger算子的谱分析

Application of NMR and MS to Structural Analysis of Saccharide

糖类结构的核磁共振波谱及质谱分析

If we had a real pedigree, a genealogical classification would be universally preferred.

我们如果有一个真实的宗谱，则依世系的分类法必被普遍采用。

Profile and Cluster Analysis of the Genes Expressed in Human CD4～+ and CD8～+T Lymphocytes from a Patient with Systemic Lupus Erythematosus;

系统性红斑狼疮患者CD4～+和CD8～+T细胞表达基因谱的构建和聚类分析

Cytology and Gene Expression Profiling of Four Types of Male Sterility in Cabbage(B. Oleracea Var. Capitata);

四种类型甘蓝雄性不育系花药败育特征及基因表达谱分析