| ANN | Artificial Neural Network |
| ASICI | All-Sky Insolation Clearness Index |
| ASSA | All-Sky Surface Albedo |
| ASSSDI/CSSSDI | All-Sky/Clear-Sky Surface Shortwave Downward Irradiance |
| AWS | Automatic Weather Station |
| BIPV | Building-Integrated Photovoltaics |
| CNN | Convolutional Neural Network |
| GHI | Global Horizontal Irradiance |
| GNN | Graph Neural Network |
| GRU | Gated Recurrent Unit |
| I2C | Inter-Integrated Circuit bus |
| INT8 | 8-bit integer quantization |
| LoRaWAN | Long Range Wide Area Network |
| LSTM | Long Short-Term Memory |
| MBE | Mean Bias Error |
| MSE/MSLE | Mean Squared (Logarithmic) Error |
| NVS | Non-Volatile Storage |
| OTA | Over-The-Air update |
| POWER | Prediction Of Worldwide Energy Resources |
| RHMZ | Republic Hydrometeorological Service of Serbia |
| RMSE/RMSLE | Root Mean Squared (Logarithmic) Error |
| RNN | Recurrent Neural Network |
| SVF | Sky View Factor |
| TCN | Temporal Convolutional Network |
| TLS | Transport Layer Security |
| WSN | Wireless Sensor Network |
| XGBoost | Extreme Gradient Boosting |
| MAE/MAPE | Mean Absolute (Percentage) Error |