Table 3. Comparison of the modeling ability and utilized concepts of the considered methods.
| Classifer | Ref. | Crisp value | Fuzzy value | Int fuzzy value | Cla metric or sim | fpfs-p metric or sim | ifpifs-p metric or sim | fpfs DM | ifpifs DM | ADA |
|---|---|---|---|---|---|---|---|---|---|---|
| Fuzzy-kNN | Keller, Gray & Givens (1985) | ✓ | ✗ | ✗ | ✓ | ✗ | ✗ | ✗ | ✗ | ✗ |
| FPFS-kNN | Memiş, Enginoğlu & Erkan (2022b) | ✓ | ✓ | ✗ | ✓ | ✓ | ✗ | ✗ | ✗ | ✗ |
| FPFS-AC | Memiş, Enginoğlu & Erkan (2022c) | ✓ | ✓ | ✗ | ✓ | ✓ | ✗ | ✓ | ✗ | ✗ |
| FPFS-EC | Memiş, Enginoğlu & Erkan (2021) | ✓ | ✓ | ✗ | ✓ | ✓ | ✗ | ✗ | ✗ | ✗ |
| FPFS-CMC | Memiş, Enginoğlu & Erkan (2022a) | ✓ | ✓ | ✗ | ✓ | ✓ | ✗ | ✓ | ✗ | ✗ |
| IFPIFSC | Memiş et al. (2023) | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✗ | ✗ |
| IFPIFS-HC | Memiş et al. (2021) | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✗ | ✗ |
| AIFPIFSC1 | Proposed | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| AIFPIFSC2 | Proposed | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Note:
Int, Cla, Sim, fpfs-p, ifpifs-p, DM, and ADA represent intuitionistic, classical, similarity, fpfs-pseudo, ifpifs-pseudo, decision making, and adaptive, respectively.