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Table 1 Performance achieved by the proposed method and audio only-based NMF for different λT and λE. Ego-noise is caused by movements of Sequence I (K=20, KS=20, SNR = 3 dB, ε=5·10−3)

From: Motor data-regularized nonnegative matrix factorization for ego-noise suppression

 

NMF

Proposed

  

λT=0.9

λT=0.0

λT=0.9

  

λE=0.0

λE=19.0

λE=19.0

.05pt]1-5 SDR [dB]

7.37 (± 0.11)

7.7 (± 0.1)

9.5 (± 0.03)

9.77 (± 0.03)

SAR [dB]

9.63 (± 0.18)

10.09 (± 0.1)

12.1 (± 0.01)

12.64 (± 0.03)

PESQ

1.35 (± 0.02)

1.36 (± 0.02)

1.42 (± 0.01)

1.45 (± 0.01)