From: Efficient methods for acute stress detection using heart rate variability data from Ambient Assisted Living sensors
Total length of
P1 (min)
P2 (min)
P3 (min)
P4 (min)
P5 (min)
P6 (min)
P7 (min)
Stressful records
20
50
40
27
44
37
Non-stressful records