FWHMs, Mean Pixel Counts, and COVs for Reconstruction of Unfiltered Projections of Line or Uniform Cylinder Phantoms with Various Nuclear Medicine Workstations
FBP | ||||||
---|---|---|---|---|---|---|
FWHM (mm) | Mean pixel counts | Mean pixel counts with OSEM (1 subset, 32 iterations) | ||||
Workstation | Central | Radial | Tangential | COVs (%) | ||
GE Healthcare Vision | 9.57 | 9.51 | 9.31 | 2,958.4 | 27.6 | 10,462.3 |
GE Healthcare Xeleris | 10.28 | 10.11 | 9.74 | 375.0 | 27.9 | 375.6* and 376.1† |
Philips Jetstream | 10.25 | 10.08 | 9.63 | 377.9 | 26.8 | 375.9‡ and 378.5§ |
Segami Mirage | 10.21 | 10.07 | 9.64 | 375.5 | 27.0 | 19,102.3 |
Siemens eSoft | 10.24 | 10.10 | 9.64 | 375.8 | 26.6 | NA |
Siemens Icon | 10.28 | 10.13 | 9.61 | 375.3 | 26.9 | NA |
Sopha Medical Vision XT | 10.25 | 10.03 | 9.70 | 1,067.3 | 31.7 | NA |