Table 2 Experimental conditions and results of central composite design.
Run | X1 | X2 | X3 | X4 | Pre. (RSM) (%) | A.C. (%) | Run | X1 | X2 | X3 | X4 | Pre. (RSM) (%) | Pre. (ANN) (%) | AC. (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 7 | 35 | 0.55 | 110 | 83.520 | 87.277 | 23 | 5.45 | 25.32 | 0.72 | 144.86 | 79.141 | 75.26 | 76.337 |
2 | 7 | 35 | 0.55 | 110 | 83.520 | 89.855 | 24 | 8.55 | 44.68 | 0.72 | 144.86 | 71.118 | 70.17 | 70.169 |
3 | 8.55 | 44.68 | 0.37 | 144.86 | 38.125 | 40.313 | 25 | 7 | 10 | 0.55 | 110 | 42.665 | 41.82 | 41.824 |
4 | 7 | 35 | 0.55 | 110 | 83.520 | 92.353 | 26 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 77.967 |
5 | 5.45 | 25.32 | 0.72 | 75.14 | 96.867 | 92.569 | 27 | 7 | 35 | 1 | 110 | 87.736 | 90.84 | 90.836 |
6 | 5.45 | 44.68 | 0.72 | 75.14 | 96.546 | 91.264 | 28 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 80.837 |
7 | 8.55 | 25.32 | 0.37 | 75.14 | 43.826 | 46.876 | 29 | 7 | 35 | 0.55 | 20 | 60.434 | 64.51 | 63.126 |
8 | 8.55 | 44.68 | 0.72 | 75.14 | 65.569 | 65.436 | 30 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 80.527 |
9 | 8.55 | 25.32 | 0.72 | 144.86 | 49.748 | 50.273 | 31 | 7 | 35 | 0.55 | 200 | 28.110 | 29.28 | 29.284 |
10 | 7 | 35 | 0.55 | 110 | 83.520 | 76.255 | 32 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 83.836 |
11 | 7 | 35 | 0.55 | 110 | 83.520 | 86.247 | 33 | 11 | 35 | 0.55 | 110 | 14.224 | 25.76 | 10.029 |
12 | 7 | 35 | 0.55 | 110 | 83.520 | 85.374 | 34 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 84.625 |
13 | 5.45 | 44.68 | 0.37 | 75.14 | 72.941 | 70.305 | 35 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 80.164 |
14 | 8.55 | 25.32 | 0.37 | 144.86 | 14.467 | 16.600 | 36 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 81.839 |
15 | 5.45 | 44.68 | 0.37 | 144.86 | 63.641 | 61.886 | 37 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 83.873 |
16 | 5.45 | 25.32 | 0.37 | 144.86 | 40.006 | 38.027 | 38 | 7 | 60 | 0.55 | 110 | 72.717 | 75.97 | 75.973 |
17 | 7 | 35 | 0.55 | 110 | 83.520 | 82.893 | 39 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 79.935 |
18 | 5.45 | 25.32 | 0.37 | 75.14 | 70.973 | 68.774 | 40 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 84.456 |
19 | 7 | 35 | 0.55 | 110 | 83.520 | 81.298 | 41 | 3 | 35 | 0.55 | 110 | 87.290 | 95.35 | 95.352 |
20 | 5.45 | 44.68 | 0.72 | 144.86 | 94..487 | 95.326 | 42 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 84.368 |
21 | 8.55 | 25.32 | 0.72 | 75.14 | 65.867 | 64.473 | 43 | 7 | 35 | 0.1 | 110 | 13.487 | 13.58 | 12.824 |
22 | 8.55 | 44.68 | 0.37 | 75.14 | 45.817 | 45.473 | 44 | 7 | 35 | 0.55 | 110 | 83.520 | 84.65 | 92.837 |