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Table 4 Model performances for given time windows, using time-domain and non-linear HRV features

From: Efficient methods for acute stress detection using heart rate variability data from Ambient Assisted Living sensors

Window length (min)

Non-overlapping windows

Overlapping windows

1

2

3

4

5

2

3

4

5

Accuracy

87,53%

86,41%

84,90%

81,11%

78,75%

91,77%

94,19%

94,60%

96,31%

Sensitivity

86,58%

84,87%

82,80%

72,22%

74,38%

89,86%

93,24%

93,71%

95,23%

Specificity

88,48%

87,95%

86,92%

90,00%

83,13%

93,70%

95,15%

95,48%

97,38%

F1 score

87,39%

85,80%

83,54%

78,20%

76,89%

91,62%

94,13%

94,55%

96,26%