| Name | Format | # Lines | Size | Date |
|---|---|---|---|---|
| Gauss(15x15) | Text File | 16 | 615b | 1989-09-20 |
| Gauss(7x7) | Text File | 8 | 140b | 1989-04-14 |
| Grad-N(3x3) | Text File | 7 | 30b | 1989-04-14 |
| Grad-NW(3x3) | Text File | 4 | 27b | 1989-04-13 |
| Grad-W(7x7) | Text File | 9 | 148b | 1989-04-14 |
| Hat(13x13) | Text File | 14 | 689b | 1989-04-13 |
| Hat(17x17) | Text File | 18 | 1KB | 1989-04-13 |
| Hat(5x5) | Text File | 6 | 105b | 1989-04-13 |
| Laplace(5x5) | Text File | 5 | 74b | 1989-04-12 |
| Laplace(9x9) | Text File | 10 | 243b | 1989-04-13 |
| Shadow(3x3) | Text File | 4 | 27b | 1989-04-13 |
| Smooth(11x11) | Text File | 12 | 242b | 1989-04-13 |