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DBT geometry used to simulate and optimize acquisitions of the PET–DBT system.
| Acquisition Parameters | (I) Conventional | (II) T | (III) XWR |
|---|---|---|---|
| X-ray Source Direction (Translation of focal spot) |
Linear Unidirectional (LR) |
Linear Bidirectional (LR + PA) |
Angular Unidirectional (LR) |
| Number of Acquisitions (n) | 15 | 15 | 91 |
| Radiation Exposure (mode) | AEC | AEC | 6 × AEC |
| Angular Range (°) | −7.5 to 7.5 | −7.5 to 7.5 | −45 to 45 |
