| MIMO | Multiple-Input Multiple-Output |
| DOA | Direction-of-Arrival |
| FOC | Fourth-Order Cumulants |
| MMV | Multiple Measurement Vector |
| SMV | Single Measurement Vector |
| SVD | Singular Value Decomposition |
| ACV | Array Covariance Vectors |
| SR | Sparse Representation |
| RV | Real-Valued |