A sparse-projection computed tomography reconstruction method for in vivo application of in-line phase-contrast imaging

Table 1 Alignment results

Series number	Candidate in image #1	Candidate in image #2	Number of matched points	Time cost for matching(sec)
1° to 2°	85	160	54	0.126
2° to 3°	160	90	52	0.126
3° to 4°	90	125	59	0.128
4° to 5°	125	118	54	0.136
1° to 3°	85	90	32	0.120
3° to 5°	90	118	30	0.123
1° to 5°	85	118	5	0.123

Performance results (number of matching points and time cost) of alignment from the projection angle 1° 2° 3° 4° 5°.

ISSN: 1475-925X