Research Article

Fuzzy Rules for Ant Based Clustering Algorithm

Table 8

Mean, standard deviation, mode, min, and max values of separation index achieved by each clustering algorithm (FCM, ASClass3, and F-ASClass) over 20 trials on dataset presented in Table 2.

DatasetsAlgorithmMeanStdModeMinMax

Art1FCM0.0034.449 × 10−190.0030.0030.003
ASClass36.026 × 10−4000.012
F-ASClass1.242 × 10−4000.002

Art2FCM0.0014.449 × 10−190.0010.0010.001
ASClass31.086 × 10−4000.003
F-ASClass3.972 × 10−5000.001

Art3FCM0.0014.449 × 10−190.0010.0010.001
ASClass31.453 × 10−4000.004
F-ASClass3.913 × 10−5000.001

Art4FCM0.0093.559 × 10−180.0090.0090.009
ASClass35.333 × 10−4000.007
F-ASClass4.985 × 10−4000.007

Art5FCM0.00100.0010.0010.001
ASClass31.205 × 10−4000.003
F-ASClass3.623 × 10−5000.001

Art6FCM0.0028.898 × 10−190.0020.0020.002
ASClass31.623 × 10−4000.003
F-ASClass8.407 × 10−5000.001

IrisFCM0.0061.779 × 10−180.0060.0060.006
ASClass30.001000.014
F-ASClass3.884 × 10−4000.004

ThyroidFCM0.00893.559 × 10−180.0080.0080.008
ASClass30.005000.082
F-ASClass3.623 × 10−4000.005

PimaFCM0.0125.339 × 10−180.0120.0120.012
ASClass37.935 × 10−4000.021
F-ASClass1.765 × 10−4000.004