Fast Backprojection Filtration Algorithm in Circular Cone-Beam Computed Tomography

Table 1

The experimental results about the parallel performance of the BPF and F-BPF algorithms.

Algorithms	Reconstruction time (CPU) (s)	Reconstruction time (GPU) (s)	Acceleration ratio
BPF	28595.2	98.945	289
F-BPF	1689.6	1.695	997