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Table 2 Evaluation results for the proposed BWE models, the baseline and the reference ResNet model on the polyphonic synthetic datasets

From: Efficient bandwidth extension of musical signals using a differentiable harmonic plus noise model

Model

LSD

Null

11.03

SBR [13]

8.77

ResNet [12]

8.37

DDSP-mono-dec

7.86

DDSP-noise

9.18

DDSP-mono-dec-cyclic

5.59

DDSP-poly-dec

4.72