By contrasting the similarity and dissimilarity in data, clustering can find out the data's inner characteristic and distribution rule, so we can obtain the further understanding.
聚类通过比较数据的相似性和差异性,能发现数据的内在特征及分布规律,从而获得对数据更深刻的理解与认识。
The effect of samples training on BP neural network performance with the clustering characteristic of self-organizing competitive network is improved.
通过自组织竞争网络的聚类特征,改善样本训练对BP网络性能的影响。
If quality characteristic value is not in the Gauss Distribution, clustering method is used to draw a control diagram.
对不服从正态分布的质量特性值,用聚类方法构作控制图。
In data Clustering Analysis technology, the data has been divided into natural colony, and each colony characteristic describes one data Mining Method.
聚类分析技术就是将数据区分为自然的群体,并给出每个群体特征描述的一种数据挖掘方法。
The divisions of season in southwest China are discussed by using clustering analysis, which investigates all the characteristic in each regions.
本文运用聚类分析方法对西南地区进行分区讨论,研究了各区域的气候季节及其变化特征。
The return of RMB exchange rate has a characteristic of fluctuation clustering, does not comply with the normal distribution and has an obvious peak and fat tails.
人民币汇率收益率波动有集群性效应,不符合正态分布,有尖峰厚尾的特点。
In order to prolong the lifetime of the WSN, it is essential to design a self-organized clustering algorithm to accommodate the characteristic of sensor network.
为了有效延长WSN网络的生存时间,需要设计能量有效的自组织成簇机制,以适应无线传感器网络的特点。
Secondly, a new projection index based on dynamic cluster rule is constructed in the PPDC model, which would finish the sample clustering based on the projected characteristic value.
以投影寻踪理论为基础,利用动态聚类方法构建投影指标,建立了水资源评价的投影寻踪动态聚类模型。
Aiming at the characteristic of recognizing grain pest, a method is proposed with fuzzy theory. Fuzzy C-means clustering is introduced and remarked firstly.
针对谷物害虫图像识别的特点,提出了基于模糊理论的害虫图像识别方法。
Through the analysis of copper time series' characteristics, we found that copper yield rate time series had peak fat-tail characteristic, volatility clustering characteristic and obvious ARCH effect.
通过对沪铜收益率时间序列特征的分析发现,沪铜收益率时间序列存在尖峰厚尾性和波动集群性,并具有明显的ARCH效应。
Secondly, a new projection index based on dynamic cluster rule is constructed in the PPDC model, which would finish the sample clustering based on the projected characteristic value.
在一个简单投影指标下,用新的优化途径建立了多元数据分类模型,并将其用于多指标的标准水质分类。
Secondly, a new projection index based on dynamic cluster rule is constructed in the PPDC model, which would finish the sample clustering based on the projected characteristic value.
在一个简单投影指标下,用新的优化途径建立了多元数据分类模型,并将其用于多指标的标准水质分类。
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