| MIMO | Multiple-input multiple-output |
| ADMM | Alternating direction method of multipliers |
| WSNs | Wireless sensor networks |
| FC | fusion center |
| 5G | fifth-generation |
| CRNs | cognitive radio networks |
| CSI | channels state information |
| NP | Neyman–Pearson |
| EPA | Equal power allocation |
| QP | Quadratic programming |
| probability density function |