| An individual adaptive gain parameter backpropagation algorithm for complex-valued neural networks | 2 | 0.35 | 2006 |
| A Modified Error Backpropagation Algorithm For Complex-Value Neural Networks | 4 | 0.47 | 2005 |
| EXOS-D (AKEBONO) very low frequency plasma wave instruments (VLF) | 4 | 0.91 | 1997 |
