Table 6 Comparison of oxygen saturation estimation methods.

From: Continuous non-contact vital sign monitoring of neonates in intensive care units using RGB-D cameras

Method

\(\downarrow\)MAE (%)

\(\downarrow\)MSE (%)

\(\uparrow\)CP\(\pm 3\%\) (%)

\(\uparrow\)CP\(\pm 6\%\) (%)

Red/Infrared

3.37

15.89

57.45

84.15

Red/Blue

8.93

123.11

20.45

41.14

YCgCr

3.27

22.53

64.23

74.23

Calibration free

9.49

190.34

31.65

47.13

  1. Total number of subjects: 7. Arrows indicate whether higher or lower values signify increased accuracy. The Red/Infrared ratio of ratio method achieved the highest performance.
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