| ATR-FTIR | Attenuated Total Reflectance Fourier Transform Infrared |
| PMImin | minimum postmortem interval |
| PLS-DA | Partial Least Squares Discriminant Analysis |
| RF | Random Forest |
| PMI | postmortem interval |
| PCA | principal component analysis |
| ATR-FTIR | Attenuated Total Reflectance Fourier Transform Infrared |
| PMImin | minimum postmortem interval |
| PLS-DA | Partial Least Squares Discriminant Analysis |
| RF | Random Forest |
| PMI | postmortem interval |
| PCA | principal component analysis |