Name | Formula | Range | Graphical |
Identity |
| [−∞, +∞] |
|
Unit step |
| {−1, +1} {0, +1} |
|
Piecewise linear |
| [−1, +1] |
|
Sigmoid |
| [0, +1] [−1, +1] |
|
Gaussian |
| [0, +1] |
|
Sinusoidal |
| [−1, +1] |
|