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Table 2 The CTR and CNR of the pork phantom experiment

From: Post-processing radio-frequency signal based on deep learning method for ultrasonic microbubble imaging

Method

CTR (dB)

CNR (dB)

Original DAS

− 7.5

− 13.4

Original MV

− 9.4

− 11.5

Original ESBMV

− 9.6

− 11.2

CNN + DAS

− 22.1

− 4.9

CNN + MV

− 23.3

− 4.5

CNN + ESBMV

− 25.7

− 3.8

RNN + DAS

− 17.2

− 6.1

RNN + MV

− 18.8

− 5.6

RNN + ESBMV

− 20.7

− 4.9

U-net + DAS

− 22.8

− 4.5

U-net + MV

− 24.2

− 3.8

U-net + ESBMV

− 26.3

− 3.5