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. 2021 Jan 20;21(3):704. doi: 10.3390/s21030704
Algorithm A2 State determination
1. Input: Pbed zone, Pleave zone, Pboundary, Bbpm, Pdepth, P’depth, pThmotion, S’state
2. Output: Sstate
3.        If ((Pdepth − P’depth ≤ pThmotion) or S’state = ‘others’) and Pboundary = 0 and Pbed zone = 0 and Pleave zone = 0 and Bbpm > 0
4.           Sstate = ‘sleep locked’
5. Else
6.        If Pbed zone > pThabove sleep level and Pleave zone < pTHleave zone
7.            Sstate = ‘sit’
8.            break
9.        If Pleave zone > pTHleave zone and Pbed zone < pThabove sit level
10.           Sstate = ‘exiting bed’
11.           break
12.       If S’state = ‘exiting bed’ and Pleave zone = 0 and Pbed zone = 0
13.           Sstate = ‘leave’
14.           break
15.       If Not (S’state = ‘leave’) and Pboundary > pThboundary
16.           Sstate = ‘others’
17.           break
18.       If S’state = ‘others’ and Pleave zone = 0 and Pbed zone = 0 and Pboundary = 0 and Bbpm = 0
               Sstate = ‘both leave’
               Break
19. endif
20. S’state = SState\
21. Display status