Research Article

PTFE in Wet and Dry Drilling: Two-Tier Modeling and Optimization through ANFIS

Table 4

Training data input and testing data input used in ANFIS.

Expt. No.Speed (N)Feed (f)Point angle ()Dry conditionWet condition
RSM-calculated Ra RSM-calculated Ra
rpmmm/min0μmμm

Training dataset
18000.051000.82090.8001
28000.051351.05870.9800
38000.11181.06601.0159
48000.151001.18731.1440
58000.151181.37491.3005
68000.151351.55961.4703
715000.051000.82920.7784
815000.051350.87170.7981
915000.11181.09931.0335
1015000.11351.15641.0899
1115000.151001.44631.3656
1215000.151181.53351.4397
1322000.051000.99740.9664
1422000.051350.84470.8259
1522000.11181.29241.2607
1622000.11351.25481.2393
1722000.151001.86521.7970
1822000.151181.85201.7886
Test dataset
18000.051180.8870.8813
28000.11000.8950.8971
38000.151351.5811.4703
415000.051180.970.7772
515000.11001.1620.9970
615000.151351.4881.5317
722000.051180.8970.8828
822000.11001.2151.3067
922000.151351.8751.8028