Table 2.
Multiplexing scheme | Number of pinholes | Phantom | % of multiplexing (projection space) | Note |
---|---|---|---|---|
1 | 4 | Hot rod | 0, 14, 32, 40 | Same magnification and detection efficiency |
Cold rod | 0, 22, 33, 40 | |||
Cold sphere | 0, 22, 38, 42 | |||
2 | 4, 5, 7, 9 | Hot rod | 0, 12, 31, 50 | Same magnification with altered detection efficiency |
Cold rod | 0, 18, 38, 60 | |||
Cold sphere | 0, 19, 39, 60 |