Thepopularfuzzyc-meansalgorithm(FCM)basedonEuclideandistancefunctionconvergestoalocalminimumoftheobjectivefunction,whichcanonlybeusedtodetectsphericalstructuralclusters.Gustafson-Kessel(GK)clusteringalgorithmwasdevelopedtodetectnon-sphericalstructuralclusters.However,GKclusteringalgorithmn