Research Article
Volumetric Diffuse Optical Tomography for Small Animals Using a CCD-Camera-Based Imaging System
Table 2
Summary of the CNR, PE, and CPU time for different numbers of sources.
| | Setup I (absorber at center) | Setup II (absorber on side) | Numbers of source | 4 | 8 | 12 | 16 | 4 | 8 | 12 | 16 |
| CNR | 4.27 | 5.66 | 5.67 | 5.83 | 1.24 | 4.42 | 4.51 | 4.58 | PE (cm) | 0.41 | 0.20 | 0.20 | 0.20 | 0.88 | 0.35 | 0.32 | 0.32 | CPU time (sec) | 27.1 | 102.1 | 209.4 | 289.2 | 27.1 | 102.1 | 209.4 | 289.2 |
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