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Table 3 Speakers’ height estimation results

From: Reviewing the connection between speech and obstructive sleep apnea

Regression method

Mean absolute error (cm)

Correlation coefficient (ρ)

I-vector–LSSVR [17]

6.2

0.41b

Supervector–SVR

5.37

0.34a

I-vector–SVR

5.06

0.45a

  1. aThese values are significant beyond the 0.01 level of confidence
  2. bLevel of confidence is not reported