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Mean and standard deviation of CNR scores among compared methods and our deep learning-based enhancement method. Scores were measured near the PVS.
| Non-Enhanced | Tophat | Clahe | Laplacian | Deep Learning | |
|---|---|---|---|---|---|
| CNR | 37.8 ± 7.4 | 42.5 ± 6.0 | 38.9 ± 7.2 | 45.9 ± 3.9 | 113.7 ± 15.1 |
