Open Access
Table 3.
Comparison between experimental and ANN predicted results of test data.
| Expt No. | Experimental results |
ANN predicted results |
% of prediction error |
|||
|---|---|---|---|---|---|---|
| Surface roughness Ra (μm) | Turning depth deviation (mm) | Surface roughness Ra (μm) | Turning depth deviation (mm) | Surface roughness Ra | Turning depth deviation | |
| 1 | 6.77 | 0.05696 | 6.52 | 0.05544 | 3.63 | 2.67 |
| 2 | 6.11 | 0.02467 | 5.96 | 0.02370 | 2.52 | 3.95 |
| 3 | 6.19 | 0.02799 | 6.04 | 0.02742 | 2.42 | 2.03 |
| 4 | 6.80 | 0.06392 | 6.62 | 0.06177 | 2.67 | 3.37 |
| 5 | 5.65 | 0.09828 | 5.46 | 0.09621 | 3.29 | 2.11 |
| 6 | 5.86 | 0.04532 | 5.64 | 0.04403 | 3.78 | 2.84 |
| Average percentage of prediction error | 3.05 | 2.83 | ||||
| Overall percentage of prediction error | 2.94 | |||||
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