| Classification | Weighting methods | References | Frequency |
| Subjective weighting methods | Direct given | [20, 45, 46, 56, 77, 78, 153] | 7 | Expert judgement | [22–26, 39, 42, 43, 47, 49, 68, 69, 74, 112, 115, 116, 123, 124, 126, 127, 135, 136, 140, 152, 156–158, 161, 166, 167, 172, 173, 182, 183, 209] | 35 | AHP | [20, 50, 51, 72, 81–85, 125, 164, 168, 178–181, 187–193] | 23 | ANP | [21, 41, 52, 86–90, 97–99] | 11 | BWM | [17–19, 48, 58, 114, 142, 184, 193, 194] | 10 | QFD | [29, 57, 149, 195] | 4 | Fuzzy AHP | [73, 97, 138] | 3 | DEMATEL | [37, 44, 162] | 3 | Fuzzy preference programming | [30, 59] | 2 | Full consistency method | [133] | 1 | SWARA | [198] | 1 | PIPERECIA | [197] | 1 | Simos method | [75] | 1 | Subjective GRA | [139] | 1 | Subjective TOPSIS | [117] | 1 | Fuzzy DEMATEL | [199] | 1 | DEMATEL, ANP | [36, 54, 55, 60, 66, 110, 186] | 7 | Fuzzy DEMATEL, fuzzy ANP | [120] | 1 | ISM, ANP | [163] | 1 | DEMATEL, QFD | [159] | 1 | ANP, QFD | [160] | 1 | SWARA, QFD | [130] | 1 | BWM, FGCM | [38] | 1 |
| Objective weighting methods | DEA | [92–96, 100–109] | 15 | Entropy method | [27, 28, 61, 65, 67, 128, 155, 165, 185] | 9 | Choquet integral | [80, 143–146] | 5 | Maximizing deviation method | [35, 70] | 2 | Ordered weight | [141, 150] | 2 | Hesitant fuzzy entropy measure | [76] | 1 | Divergence measure method | [134] | 1 | Grey incidence entropy | [40] | 1 | Objective GRA | [122] | 1 | Objective TOPSIS (incomplete weight) | [79] | 1 | LINMAP | [149] | 1 | Relative preference relation | [64] | 1 | Preference selection index | [137] | 1 | Time sequence weight | [151] | 1 | | Delphi method | [208] | 1 |
| Combination weighting methods | AHP and entropy method | [32, 63, 71, 121] | 4 | Expert judgement and entropy method | [34, 131] | 2 | Entropy method and divergence measure method | [132] | 1 | Expert judgement and maximizing distance method | [33] | 1 | Expert judgement and maximizing deviation method | [118] | 1 | Expert judgement and statistical variance method | [31] | 1 | Direct given and ordered weight | [147] | 1 |
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