Research Article

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

Table 21

IT2MPE-DMFP validation index results to Cover type dataset clustering using IT2FPCM and IT2FCM algorithm with = [1.5, 2.5] and = [1.5, 2.5] as parameters.

Index of validation IT2MPEDFP
DatasetClustersIT2FPCMIT2FCM
DefuzzLowerUpperDefuzzLowerUpper

Cover type20.440770.457320.424220.440770.457320.42422
30.876290.823230.929350.876290.823230.92936
41.040190.916501.163881.040190.916501.16389
51.161020.941691.380361.161020.941681.38037
61.321551.017231.625871.321831.017431.62623
71.665731.244152.087311.676451.252212.10069
81.794031.305552.282511.787211.298202.27623
91.921411.344752.498071.935801.356672.51492