From: GPU accelerated voxel-driven forward projection for iterative reconstruction of cone-beam CT
Projection frames/image matrix dimension | Method | Total time (s) | Average time (s) | Acceleration ratio |
---|---|---|---|---|
360/512c | CPUa | 360 × 45 | 45 | 1 |
GPUb | 214.97 | 0.597 | 75.36 | |
GPUc | 168.49 | 0.468 | 96.15 | |
GPUd | 153.499 | 0.426 | 105.54 |