2Zadeh L A. Toward a Theory of Fuzzy System:Fuzzy Sets and Fuzzy Information Granulation Theory[M]. Beijing:Beijing Normal University Press, 2000:29-61. 被引量：1
3E.Diday. The Symbolic Approach in Clustering, Classification and Related Methods of Data Analysis, H.H.Bock,Ed. Amsterdam, The Netherlands:Elsevier, 1988. 被引量：1
4Xie X L, Beni G. A Validity Measure for Fuzzy Clustering [J]. IEEE Trans on Pattern Analysis and Machine Intelligence, 1991,8(13):841-847. 被引量：1
