Introduction
Methods
Asymmetric and multilayered calibration object (AMCO)
Geometry calibration
Outline
Geometric relationship between the X-ray source and the AMCO
Geometric relationship between the X-ray source and the detector
Experiments
Experimental devices
Geometry calibration
Tomosynthesis image reconstruction
Tilt angle of the gonio stage | AMCO | CO | ||
---|---|---|---|---|
Mean | Maximum | Mean | Maximum | |
\(-6^{\circ }\)
| ||||
In-plane (mm) | 1.89 | 3.58 | 0.79 | 1.57 |
Out-of-plane (mm) | 0.61 | 1.59 | 3.26 | 6.05 |
Tilt angle \(({^\circ })\)
| 0.33 | 1.39 | 1.70 | 6.44 |
\(-3^{\circ }\)
| ||||
In-plane (mm) | 0.69 | 1.40 | 0.44 | 0.87 |
Out-of-plane (mm) | 0.34 | 1.11 | 2.28 | 4.12 |
Tilt angle \(({^\circ })\)
| 0.40 | 1.54 | 3.65 | 4.93 |
\(0^{\circ }\)
| ||||
In-plane (mm) | 0.63 | 1.23 | 0.46 | 1.01 |
Out-of-plane (mm) | 0.66 | 2.54 | 1.55 | 2.81 |
Tilt angle \(6({^\circ })\)
| 0.83 | 1.87 | 0.72 | 1.21 |
\(3^{\circ }\)
| ||||
In-plane (mm) | 1.40 | 3.35 | 0.67 | 1.19 |
Out-of-plane (mm) | 0.41 | 1.46 | 0.98 | 2.14 |
Tilt angle \(({^\circ })\)
| 0.59 | 1.64 | 1.92 | 3.00 |
\(6^{\circ }\)
| ||||
In-plane (mm) | 2.70 | 5.82 | 0.93 | 1.70 |
Out-of-plane (mm) | 0.96 | 2.70 | 2.23 | 5.18 |
Tilt angle \(({^\circ })\)
| 0.71 | 1.40 | 1.49 | 4.93 |