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TRANSCRIPT
-
>
-
≥
Exn t w
3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6
25000
0
25000
Sig
nal [r
aw
]
3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6Time [s]
0
50000
s 50(E
1/2
)
|w | = 32
E =t+ |w |∑
n=tx2n .
∆P
∆P = Flow · R.
E12
Flow
R E12
m = 50
1/50 s50(E12 )
R
β0 β1
R = β1 · s50(E12 ) + β0 + ϵ,
ϵ
2σ
-
1 2 3 4 5 6Inhalation [id]
4
6
8
Flow
RM
SE [
slm
]
1 2 3 4 5 6Inhalation [id]
10
5
0
5
10
PIF
R e
rror
[slm
]
1 2 3 4 5 6Inhalation [id]
2
4
6
Flow
RM
SE [
slm
]
1 2 3 4 5 6Inhalation [id]
5
0
5
10
PIF
R e
rror
[slm
]
10000 20000 30000 40000s50(E1/2)
20
40
60
80
100
120
Flow
(M
FM)
[slm
]
0 10000 20000 30000 40000 50000 60000s50(E1/2)
20
40
60
80
100
120
Flow
(M
FM)
[slm
]
RMSE = !"#1
N
t+N∑
t(R − (β1 · s50(E
12 + β0))
2$%&
12
,
N
0 20 40 60 80 100
10000
0
10000
Sig
nal [r
aw
]
no pill pill rotation no pill pill rotation
0 20 40 60 80 100Time [s]
1000
0
1000
Sig
nal [f
iltere
d]
2 4 6 8 10 12 14 16 18Inhalation [id]
5
10
15
Flow
RM
SE [
slm
]
2 4 6 8 10 12 14 16 18Inhalation [id]
20
0
20
PIF
R e
rror
[slm
]
2 4 6 8 10 12 14 16 18Inhalation [id]
5
10
15
20
Flow
RM
SE [
slm
]
2 4 6 8 10 12 14 16 18Inhalation [id]
20
0
PIF
R e
rror
[slm
]
±
β1
-
0 5 10 15 20 25Time [s]
0
50
100
MFM
Flo
w [
slm
]
0
20000
40000
60000
80000
s 50(E
1/2
)
MFM
iPhone-B
0 10 20 30 40Time [s]
0
20
40
Flow
[sl
m]
iPhone-B
iPhone-C
iPhone-D