1. 清华大学计算机系,北京,100084
2. 电子系统工程研究所,北京,100039
3. 清华大学计算机系北京,100084
4. 电子系统工程研究所北京,100039
网络出版:2006-02-25,
纸质出版:2006
移动端阅览
淦文燕, 李德毅, 王建民. 一种基于数据场的层次聚类方法[J]. 电子学报, 2006,34(2):258-262.
GAN Wen-yan, LI De-yi, WANG Jian-min. An Hierarchical Clustering Method Based on Data Fields[J]. Acta Electronica Sinica, 2006, 34(2): 258-262.
聚类分析是统计、模式识别和数据挖掘等领域中一个非常重要的研究课题
具有广泛的应用前景.受物理学中场论思想的启发
提出一种基于数据场的层次聚类方法.该方法将物质粒子间的相互作用及其场描述方法引入抽象的数域空间
通过模拟对象在虚拟数据场中的相互作用和运动实现数据对象的自组织层次聚集.实验显示
该方法不依赖于用户输入参数的仔细选择
能够发现任意大小和密度的非球形聚类
对噪声数据不敏感
且具有近似线性的收敛速度.
Clustering is a promising application area for many fields including statistics
pattern recognition
datamining
etc.The effectiveness and efficiency of existing clustering techniques
however
is somewhat limited
owing to the huge amounts data collected in databases.According the theory of fields in physics
a hierarchical clustering method based on data fields is presented.The basic idea is that the field models is introduced to describe the virtual interaction among data objects in data space and the hierarchical partitioning of the original dataset is then performed by iteratively simulating the interaction and movement of the data objects in the fields.Experimental results show that the proposed approach not only enjoys favorite clustering quality and requires no careful parameters tuning
but also has a time complexity approximately linear with respect to the size of dataset.
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