Table 2 Quantitative denoising results on the full head CT data set.

From: Trainable joint bilateral filters for enhanced prediction stability in low-dose CT

 

Head CT data

RMSE [HU] \(\downarrow \)

PSNR \(\uparrow \)

SSIM \(\uparrow \)

Low-dose CT

5.3 ± 1.1

38.36 ± 1.58

0.9338 ± 0.017

RED-CNN12

5.1 ± 0.6

38.42 ± 0.88

0.9646 ± 0.006

RED+JBFs

4.8 ± 0.6

39.01 ± 0.98

0.9662 ± 0.006

QAE13

44.8 ± 40.9

37.30 ± 2.58

0.9679 ± 0.007

QAE+JBFs

9.8 ± 6.4

38.97 ± 1.77

0.9695 ± 0.007

  1. The metrics are averaged over all test patients and provided as \(\text{mean} \pm \text{std}\). The respectively better performing network modification is highlighted in bold.
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