| ISAB | Induced set attention block |
| LRI | Smart Grids Laboratory (Laboratório de Redes Inteligentes) |
| MCC | Matthews correlation coefficient |
| MLP | Multilayer perceptron |
| NMI | Normalized mutual information |
| NNConv | Edge-conditioned graph convolution operator |
| PD | Partial discharge |
| PRPD | Phase-resolved partial discharge |
| RBF | Radial basis function |
| ResNet | Residual network |
| SVM | Support vector machine |
| t-SNE | t-distributed stochastic neighbor embedding |
| XLPE | Cross-linked polyethylene |