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Table 1 Image quality with the different filtering techniques

From: Improving the evaluation of cardiac function in rats at 7T with denoising filters: a comparison study

 

SNR blood

SNR myocardium

CNR

No filter

12 ± 2

5 ± 1

6 ± 2

Anisotropic filter

82 ± 15

39 ± 7

43 ± 11

Total variation filter

192 ± 133

89 ± 60

103 ± 76

Optimized Rician

Non-local Means filter

110 ± 74

46 ± 35

64 ± 41

  1. Mean signal to noise ratio (SNR) of the blood and of the myocardium and contrast to noise ratio (CNR) between the blood and the myocardium on raw and filtered images
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BMC Medical Imaging

ISSN: 1471-2342

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