| DAFW | Days away from work |
| ANN | Artificial neural network |
| MSHA | Mine safety and health administration |
| GAN | Generative adversarial network |
| NLP | Natural language processing |
| TF-IDF | Term frequency and inverse document frequency |
| MSE | Mean squared error |
| RMSE | Root mean squared error |
| CBOW | Continuous bag of words |