Research Article

An Extension of the Fuzzy Possibilistic Clustering Algorithm Using Type-2 Fuzzy Logic Techniques

Table 7

Results of the IT2XB validation index to Wine dataset clustering using IT2FPCM and IT2FCM algorithm with = [1.5, 2] and = [1.5, 2.5] as parameters.

Index of validation IT2XB
DatasetClustersIT2FPCMIT2FCM
DefuzzLowerUpperDefuzzLowerUpper

Wine20.060090.052890.067300.060970.053010.06893
30.134920.105640.164210.136020.105730.16631
40.098650.078600.118710.099660.078830.12049
50.108940.081260.136610.109660.081690.13762
60.108620.081970.135260.080220.060750.09969
70.090320.067140.113500.080720.058400.10304
80.082950.061770.104140.123570.091680.15546
90.110400.082270.138520.111820.083010.14062
100.093470.069820.117120.093890.069920.11786