Table 2.
Comparison with similar studies.
| Research study | Year | Dataset | Brain area | Classifier | Accuracy |
|---|---|---|---|---|---|
| Ahmad Chaddad [32] | 2018 | OASIS-1 | Hippocampus Amygdala |
Random forest Random forest |
84.09% |
| CNN | 92.5% | ||||
| Feng Feng [33] | 2018 | Local hospital data | Hippocampus | SVM | 86.75% |
| Yupeng Li and Jiehui Jiang [34] | 2019 | Local hospital data | Hippocampus | SVM | 91.5% |
| Kun Zhao [35] | Jan 2020 | ADNI | Hippocampus | SVM | 88.21% |
| Tao-Ran Li [36] | Dec 2020 | ADNI | Right posterior and left superior cingulate Gyrus | SVM | 95.9% |
| Current study proposed by us | 2021 | OASIS-3 | Whole brain | Ensemble classifiers | |
| XGBoost | 97.38% | ||||
| AdaBoost | 97.21% | ||||
| Bagging | 87.56% | ||||
| Random forest | 87.72% |