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Advances in Optical Technologies
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Special Issues
Advances in Optical Technologies
/
2013
/
Article
/
Tab 4
/
Research Article
Neural Network Modeling for Prediction of Weld Bead Geometry in Laser Microwelding
Table 4
Analysis of variance for testing adequacy of mathematical models.
Bead geometry
Sum of the squares
Degrees of freedom
-ratio
Regression
Residual
Regression
Residual
Bead depth,
20134.2
2683.5
4
58
108.79
0.000
Bead width,
8742.7
4748.3
5
57
20.99
0.000
Tabulated values of
:
;
.