Artificial Neural Network on Tool Condition Monitoring in Hard Turning of AISI4140 Steel Using Carbide Tool

Table 3

ANOVA table for tool wear.

Source	Sum of squares	DF	Mean square	F values	values	PCR	Significant
Model	0.296	8	0.037	60.72	<0.0001	87.06	Significant
A–V	0.054	2	0.027	45.78	<0.0001	15.88	Significant
B–f	0.015	2	0.0074	12.29	<0.0001	4.35	Significant
C–d	0.038	2	0.019	30.85	<0.0001	11.18	Significant
D–L	0.19	2	0.095	153.96	<0.0001	55.88	Significant
Residual	0.0432	72	0.0006	—	—	12.71	—
Cor total	0.34	80	—	—	—		—