Research Article
Comparative Study on EDM Parameter Optimization for Adsorbed Si3N4–TiN using TOPSIS and GRA Coupled with TLBO Algorithm
| Run | Normalization | Weighted normalized matrix | Separation | SI | Rank | MRR (g/min) | EWR (g/min) | SR (μm) | ROC (mm) | θ (deg) | CIR (mm) | CYL (mm) | MRR (g/min) | EWR (g/min) | SR (μm) | ROC (mm) | θ (deg) | CIR (mm) | CYL (mm) | S+ | S- |
| 1 | 0.13596 | 0.28222 | 0.05264 | 0.16713 | 0.08112 | 0.14294 | 0.19924 | 0.01944 | 0.04036 | 0.00753 | 0.02390 | 0.01160 | 0.02044 | 0.02849 | 0.55500 | 4.84144 | 0.89715 | 23 | 2 | 0.12524 | 0.20437 | 0.15886 | 0.18570 | 0.35077 | 0.12007 | 0.21757 | 0.01791 | 0.02922 | 0.02272 | 0.02655 | 0.05016 | 0.01717 | 0.03111 | 0.53983 | 4.82192 | 0.89932 | 9 | 3 | 0.08427 | 0.23694 | 0.07426 | 0.04642 | 0.05385 | 0.13232 | 0.16201 | 0.01205 | 0.03388 | 0.01062 | 0.00664 | 0.00770 | 0.01892 | 0.02317 | 0.55256 | 4.84025 | 0.89754 | 21 | 4 | 0.08604 | 0.29544 | 0.11938 | 0.19498 | 0.02566 | 0.13858 | 0.09104 | 0.01230 | 0.04225 | 0.01707 | 0.02788 | 0.00367 | 0.01982 | 0.01302 | 0.54541 | 4.83305 | 0.89859 | 14 | 5 | 0.05879 | 0.17421 | 0.08648 | 0.14856 | 0.05264 | 0.39886 | 0.15125 | 0.00841 | 0.02491 | 0.01237 | 0.02124 | 0.00753 | 0.05704 | 0.02163 | 0.55111 | 4.83633 | 0.89770 | 20 | 6 | 0.06348 | 0.18665 | 0.10998 | 0.16713 | 0.09092 | 0.04574 | 0.08057 | 0.00908 | 0.02669 | 0.01573 | 0.02390 | 0.01300 | 0.00654 | 0.01152 | 0.54580 | 4.83398 | 0.89855 | 15 | 7 | 0.06063 | 0.21561 | 0.12972 | 0.17641 | 0.11756 | 0.11680 | 0.22193 | 0.00867 | 0.03083 | 0.01855 | 0.02523 | 0.01681 | 0.01670 | 0.03174 | 0.54352 | 4.82978 | 0.89885 | 11 | 8 | 0.09554 | 0.36867 | 0.06486 | 0.21355 | 0.08542 | 0.15601 | 0.23793 | 0.01366 | 0.05272 | 0.00927 | 0.03054 | 0.01222 | 0.02231 | 0.03402 | 0.55431 | 4.83905 | 0.89722 | 22 | 9 | 0.07349 | 0.08088 | 0.06674 | 0.22283 | 0.07748 | 0.13368 | 0.08697 | 0.01051 | 0.01157 | 0.00954 | 0.03187 | 0.01108 | 0.01912 | 0.01244 | 0.55111 | 4.83924 | 0.89776 | 19 | 10 | 0.09131 | 0.24891 | 0.13536 | 0.27854 | 0.04668 | 0.20256 | 0.37289 | 0.01306 | 0.03559 | 0.01936 | 0.03983 | 0.00668 | 0.02897 | 0.05332 | 0.54415 | 4.82824 | 0.89871 | 12 | 11 | 0.06706 | 0.14619 | 0.07238 | 0.13927 | 0.10503 | 0.08413 | 0.03490 | 0.00959 | 0.02091 | 0.01035 | 0.01992 | 0.01502 | 0.01203 | 0.00499 | 0.55104 | 4.83936 | 0.89777 | 18 | 12 | 0.07808 | 0.31273 | 0.10810 | 0.11142 | 0.08389 | 0.08249 | 0.11925 | 0.01117 | 0.04472 | 0.01546 | 0.01593 | 0.01200 | 0.01180 | 0.01705 | 0.54765 | 4.83475 | 0.89825 | 16 | 13 | 0.65497 | 0.16592 | 0.08178 | 0.35282 | 0.05854 | 0.47700 | 0.45055 | 0.09366 | 0.02373 | 0.01169 | 0.05045 | 0.00837 | 0.06821 | 0.06443 | 0.55909 | 4.83445 | 0.89633 | 25 | 14 | 0.08421 | 0.20976 | 0.26978 | 0.17641 | 0.33862 | 0.10237 | 0.11402 | 0.01204 | 0.03000 | 0.03858 | 0.02523 | 0.04842 | 0.01464 | 0.01630 | 0.52371 | 4.80696 | 0.90175 | 5 | 15 | 0.03583 | 0.15179 | 0.08742 | 0.19498 | 0.02334 | 0.21182 | 0.08930 | 0.00512 | 0.02171 | 0.01250 | 0.02788 | 0.00334 | 0.03029 | 0.01277 | 0.54916 | 4.83716 | 0.89805 | 17 | 16 | 0.05604 | 0.07462 | 0.23688 | 0.17641 | 0.02011 | 0.12878 | 0.06690 | 0.00801 | 0.01067 | 0.03387 | 0.02523 | 0.00288 | 0.01842 | 0.00957 | 0.52732 | 4.81669 | 0.90133 | 7 | 17 | 0.08574 | 0.18449 | 0.14194 | 0.13927 | 0.53778 | 0.05173 | 0.02734 | 0.01226 | 0.02638 | 0.02030 | 0.01992 | 0.07690 | 0.00740 | 0.00391 | 0.54420 | 4.82311 | 0.89861 | 13 | 18 | 0.06259 | 0.02588 | 0.36002 | 0.15784 | 0.49263 | 0.30520 | 0.28301 | 0.00895 | 0.00370 | 0.05148 | 0.02257 | 0.07045 | 0.04364 | 0.04047 | 0.51363 | 4.79046 | 0.90316 | 3 | 19 | 0.07833 | 0.20058 | 0.37506 | 0.18570 | 0.05845 | 0.08712 | 0.14427 | 0.01120 | 0.02868 | 0.05363 | 0.02655 | 0.00836 | 0.01246 | 0.02063 | 0.50810 | 4.79635 | 0.90421 | 2 | 20 | 0.04624 | 0.15649 | 0.24440 | 0.18570 | 0.08329 | 0.04982 | 0.09308 | 0.00661 | 0.02238 | 0.03495 | 0.02655 | 0.01191 | 0.00712 | 0.01331 | 0.52639 | 4.81479 | 0.90145 | 6 | 21 | 0.05264 | 0.13404 | 0.23782 | 0.21355 | 0.09422 | 0.11871 | 0.15852 | 0.00753 | 0.01917 | 0.03401 | 0.03054 | 0.01347 | 0.01697 | 0.02267 | 0.52711 | 4.81464 | 0.90132 | 8 | 22 | 0.06100 | 0.15108 | 0.30644 | 0.18570 | 0.07279 | 0.05581 | 0.05905 | 0.00872 | 0.02160 | 0.04382 | 0.02655 | 0.01041 | 0.00798 | 0.00844 | 0.51746 | 4.80630 | 0.90280 | 4 | 23 | 0.06721 | 0.14790 | 0.45120 | 0.13927 | 0.30036 | 0.07079 | 0.07912 | 0.00961 | 0.02115 | 0.06452 | 0.01992 | 0.04295 | 0.01012 | 0.01131 | 0.49748 | 4.78251 | 0.90578 | 1 | 24 | 0.08163 | 0.10071 | 0.13348 | 0.22283 | 0.19829 | 0.03730 | 0.06719 | 0.01167 | 0.01440 | 0.01909 | 0.03187 | 0.02836 | 0.00533 | 0.00961 | 0.54161 | 4.82841 | 0.89914 | 10 | 25 | 0.65497 | 0.16592 | 0.08178 | 0.35282 | 0.05854 | 0.47700 | 0.45055 | 0.09366 | 0.02373 | 0.01169 | 0.05045 | 0.00837 | 0.06821 | 0.06443 | 0.55909 | 4.83445 | 0.89634 | 24 |
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