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- However,HAC methods have several drawbacks,such as high time and memory complexities when clustering,insufficient and inaccurate cluster validation,etc. 但层次聚类也存在着几个缺点,如聚类时的时空复杂性高;聚类的簇效率低、误差较大等。
- New index for clustering validation 一个新的聚类有效性分析指标
- Considering the characteristics of microarray, we design and realize a FCM model based on clustering validity functions. 结合基因微阵列的特点,设计并实现了一种基于聚类有效性函数的模糊C均值模型。
- This paper discusses the fuzzy C-means algorithm(FCM) , one of the fuzzy clustering methods and clustering validity measurements. 本文讨论了模糊聚类中的模糊C均值算法和聚类有效性测度。
- To consider the geometry structure information of data set, new clustering validity functions are defined by modify possibilistic partition coefficient. 该文考虑到数据集的几何结构信息,对可能性划分系数进行改进,提出了新的聚类有效性标准。
- First, fuzzy C-means (FCM) clustering method based on a new cluster validity index is used to obtain the optimal discrete values of the continuous attributes. 采用基于一种新的聚类有效性准则函数的模糊C均值聚类算法对连续属性进行离散化；
- Based on the classical fuzzy cmeans(FCM), a function for measuring clustering validity and a heuristic method to calibrate the fuzzy exponet iteratively are defined, and a practical fuzzy neural network model is proposed. 在传统的模糊C-均值算法的基础上，给出了一个衡量聚类有效性的函数和确定模糊指数的启发式方法，并给出了应用该算法的具体的模糊神经网络模型。
- The marriage was held to be valid. 这一婚姻关系是有效的。
- The cluster network is not valid. 该群集网络无效。
- The cluster network provider is not valid. 群集网络提供程序无效。
- The ticket is valid for one month. 这票子一个月内有效。
- A New Cluster Validity Index for Fuzzy Clustering 模糊聚类中判别聚类有效性的新指标
- A credit card is not a valid proof of identity. 银行发的支票保付卡不是有效的身份证明文件。
- Cluster validity function used for FCM segmentation 面向FCM聚类阈值分割的聚类有效性判别函数
- A statement or an argument used in such a validation. 证词，证言用于这种证实的陈述或辩论
- A cluster of stars smaller than a constellation. 星群，星座比星座小的一簇星星
- Crowded or massed into a dense cluster. 丛生的，聚生的聚集成密丛的
- Fuzzy Clustering Relation Degree and Cluster Validity Test Method 基于模糊相关度的模糊聚类有效性检验方法
- This license is no longer valid. 这张执照不再有效。
- The cheque is not valid if it were not signed by the finance director. 如果没有主管财务的董事签字支票就无效。
