Table 1.
Parameters for the first phantom.
| Type | Center x | Center y | Diameter or Side Length | Rotation Angle | Density |
|---|---|---|---|---|---|
| Circle | 0 | 0 | 230.40 | 0 | 0.5 |
| Square | 89.60 | 0 | 25.60 | 0 | 1.0 |
| Square | 0 | 89.60 | 23.04 | 0 | 0.5 |
| Square | −89.60 | 0 | 20.48 | 0 | 1.0 |
| Square | 0 | −89.60 | 17.92 | 0 | 1.0 |
| Square | 64.00 | 64.00 | 15.36 | 0 | 0.5 |
| Square | −64.00 | −64.00 | 12.80 | 0 | 1.0 |
| Square | −64.00 | 64.00 | 10.24 | 0 | 1.0 |
| Square | 64.00 | −64.00 | 7.68 | 0 | 0.5 |
| Square | 0 | 0 | 5.12 | 0 | 1.0 |
| Circle | 44.80 | 0 | 23.04 | 0 | 1.0 |
| Circle | 0 | 44.80 | 17.92 | 0 | 0.5 |
| Circle | −44.80 | 0 | 12.80 | 0 | 1.0 |
| Circle | 0 | −44.80 | 7.68 | 0 | 0.5 |