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北京大学数学科学学院,北京,100871
Published:2001
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YU Jian, CHENG Qian-sheng. On Cluster Validity Function FP( u ,c)[J]. Acta Electronica Sinica, 2001, 29(7): 899-901.
DOI:
YU Jian, CHENG Qian-sheng. On Cluster Validity Function FP( u ,c)[J]. Acta Electronica Sinica, 2001, 29(7): 899-901. DOI:
本文对已有的划分系数
P(u
c)作了进一步研究
指出P(u
c)可以作为聚类有效性函数使用
其性能与划分系数V
pc
(u
c)相仿.据此对原有的聚类有效性函数FP(u
c)作了一定的理论分析
并就本文使用的数据进行了计算机模拟.理论分析与计算机模拟得出了同样结论:FP(u
c)
作为FCM算法的聚类有效性函数是不合适的.
Based on the property of
P
( u
c
)
we can conclude that the performance of
P( u
) and
V
) as cluster validity function is alike.At the same time
FP
is not suitable for cluster validity function according to theoretical analysis and experiments.
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