| ML | Machine Learning |
| RUL | Remaining Useful Life |
| CNN | Convolutional Neural Network |
| tCNN | Temporal Convolutional Neural Network |
| RNN | Recurrent Neural Network |
| LSTM | Long Short-Term Memory |
| MLP | Multi-Layer Perceptron |
| GNN | Graph Neural Network |
| GNN-tCNN | Graph Network with Causal Connectivity and Temporal Convolutional Neural |
| Network feature extractor | |
| LSTM-tCNN | Long Short-Term Memory Network with Causal Connectivity and Temporal |
| Convolutional Neural Network feature extractor | |
| GN | Graph Network |
| t-SNE | t-distributed Stochastic Neighborhood Embedding |
| MAPE | Mean absolute prediction error |
| NLL | Negative Log Likelihood |