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1]
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y
[
3]
.
On
c
e
a
ny
a
bn
o
r
m
a
li
t
i
e
s
d
i
s
c
o
ve
r
e
d
t
h
e
pe
r
s
o
n
m
us
t
i
mm
e
d
i
a
t
e
l
y
r
e
po
r
t
to
t
h
e
h
o
s
p
i
t
a
l
t
o
a
v
o
i
d
f
ur
t
h
e
r
s
pr
e
a
d
a
n
d
t
o
ge
t
i
t
c
ur
e
d
a
t
t
h
e
e
a
r
l
i
e
s
t
.
T
h
e
go
v
e
r
nm
e
n
t
h
a
s
g
i
ve
n
s
e
ve
r
a
l
gu
i
de
li
ne
s
to
s
a
f
e
g
ua
r
d
t
h
e
pu
bli
c
a
n
d
t
h
e
e
n
t
i
r
e
n
a
t
i
o
n
.
F
o
l
l
o
w
i
ng
t
h
o
s
e
gu
i
d
e
l
i
ne
s
a
n
d
be
i
n
g
a
wa
r
e
c
a
n
s
to
p
t
h
e
s
pr
e
a
d
a
ny
f
ur
t
h
e
r
.
I
t
i
s
f
o
u
n
d
t
h
a
t
t
h
e
c
o
r
o
n
a
vi
r
u
s
f
i
r
s
t
l
y
a
f
f
e
c
t
s
t
h
e
r
e
s
p
i
r
a
t
or
y
s
y
s
t
e
m
s
e
v
e
r
e
ly
a
n
d
t
h
e
n
c
a
u
s
e
d
a
m
a
ge
to
ot
h
e
r
o
r
ga
n
s
t
h
e
r
e
by
e
n
d
i
ng
up
i
n
de
a
t
h
[
4]
.
T
h
e
r
e
f
o
r
e
,
a
n
i
mm
e
d
i
a
t
e
r
e
m
e
d
y
t
o
a
v
o
i
d
t
hi
s
f
a
t
a
l
d
i
s
e
a
s
e
m
us
t
be
f
o
u
n
d
[
5]
.
Va
r
i
o
us
s
t
ud
i
e
s
o
n
pr
o
duc
i
n
g
t
h
e
v
a
c
c
in
e
s
a
r
e
c
a
r
r
i
e
d
o
ut
by
m
a
ny
r
e
s
e
a
r
c
h
e
r
s
a
l
l
o
v
e
r
t
h
e
w
o
r
l
d
b
ut
t
h
e
us
e
o
f
a
dva
n
c
e
d
t
e
c
hn
o
l
o
g
i
e
s
i
n
a
s
m
a
r
t
wa
y
c
a
n
he
l
p
t
o
m
i
t
i
ga
t
e
t
h
i
s
w
i
d
e
s
pr
e
a
d.
I
n
t
e
r
n
e
t
o
f
t
hi
n
g
s
(
I
oT
)
a
n
d
i
n
t
e
r
n
e
t
pr
oto
c
o
l
m
o
bil
i
t
y
i
s
c
o
n
s
i
de
r
e
d
t
o
b
e
o
n
e
o
f
t
h
e
vi
t
a
l
t
e
c
h
n
o
l
o
g
i
e
s
[
6]
,
[
7]
.
I
t
r
e
duc
e
s
h
u
m
a
n
e
f
f
o
r
t
s
a
n
d
m
a
k
e
t
h
e
de
vi
c
e
s
s
m
a
r
t
e
n
o
ugh
t
o
pe
r
f
o
r
m
t
h
e
t
a
s
ks
do
ne
by
h
u
m
a
n
b
e
i
ng
s
e
f
f
e
c
t
i
v
e
ly
t
o
pr
o
duc
e
t
h
e
b
e
s
t
s
o
l
ut
i
o
n
s
.
M
a
ny
s
m
a
r
t
de
vi
c
e
s
a
n
d
m
e
t
h
o
ds
we
r
e
p
r
o
p
o
s
e
d
whi
c
h
h
e
l
pe
d
pe
o
p
l
e
t
o
m
a
i
n
t
a
i
n
s
o
c
i
a
l
d
i
s
t
a
n
c
i
ng
a
n
d
a
l
s
o
to
f
o
l
l
o
w
o
t
h
e
r
pr
e
c
a
ut
i
o
n
s
g
i
ve
n
by
t
h
e
go
v
e
r
nm
e
n
t
[
8]
,
[
9]
.
M
a
ny
c
o
s
t
-
e
f
f
e
c
t
i
v
e
r
o
b
ot
s
,
d
r
o
n
e
s
a
n
d
s
m
a
r
t
de
vi
c
e
s
w
e
r
e
de
s
i
g
n
e
d
t
o
h
e
l
p
de
li
ve
r
t
h
e
n
e
c
e
s
s
a
r
y
f
o
o
d
i
t
e
m
s
a
n
d
o
t
h
e
r
e
s
s
e
n
t
i
a
l
s
t
o
pe
o
pl
e
a
t
t
h
e
do
or
s
t
e
p
.
T
hi
s
w
a
s
f
o
u
n
d
t
o
b
e
v
e
r
y
us
e
f
u
l
dur
i
ng
t
h
e
l
o
c
kdo
wn
[
10]
.
S
o
m
e
s
m
a
r
t
de
vi
c
e
s
h
e
l
p
e
d
to
de
t
e
c
t
t
h
e
s
y
m
pt
o
m
s
o
f
t
h
e
d
i
s
e
a
s
e
w
i
t
hi
n
s
e
c
o
n
ds
[
11]
.
Us
i
n
g
t
h
e
a
d
v
a
n
c
e
d
t
e
c
hn
o
l
o
g
i
e
s
i
nd
i
v
i
dua
l
s
we
r
e
a
bl
e
t
o
ge
t
t
h
e
i
r
t
r
e
a
t
m
e
n
t
do
n
e
o
nli
ne
a
n
d
qu
a
r
a
n
t
i
n
e
t
h
e
m
s
e
l
ve
s
a
t
h
o
m
e
.
He
nc
e
,
t
h
e
pr
o
po
s
e
d
n
o
v
e
l
s
m
a
r
t
s
y
s
t
e
m
c
a
n
h
e
l
p
t
h
e
i
nd
i
v
i
dua
l
s
a
n
d
pu
bli
c
t
o
be
m
o
r
e
c
a
ut
i
o
us
by
o
b
e
yi
ng
a
l
l
t
h
e
l
a
w
s
a
n
d
t
h
e
r
e
f
o
r
e
s
to
p
t
h
e
s
pr
e
a
d
o
f
t
h
e
c
o
r
o
n
a
vi
r
u
s
.
2.
RE
L
AT
E
D
WORK
T
h
e
r
e
a
r
e
m
a
ny
us
e
f
u
l
s
m
a
r
t
de
vi
c
e
s
a
n
d
s
o
l
ut
i
o
ns
pr
o
p
o
s
e
d
by
va
r
i
o
us
r
e
s
e
a
r
c
h
e
r
s
t
o
r
e
duc
e
t
h
e
r
i
s
k
o
f
t
h
e
s
pr
e
a
d
o
f
t
h
e
d
i
s
e
a
s
e
.
T
h
e
pa
p
e
r
d
i
s
c
u
s
s
e
s
a
s
m
a
r
t
de
vi
c
e
de
s
i
g
n
e
d
f
o
r
a
l
e
r
t
i
n
g
pe
o
p
l
e
w
h
e
n
t
h
e
s
o
c
i
a
l
d
i
s
t
a
n
c
e
wa
s
n
ot
m
a
i
n
t
a
i
ne
d
[
8]
.
Al
o
n
g
w
i
t
h
t
hi
s
f
e
a
t
ur
e
,
t
h
i
s
de
vi
c
e
h
a
d
a
n
a
dd
i
t
i
o
n
a
l
f
e
a
t
ur
e
to
i
nd
i
c
a
t
e
t
h
e
s
y
m
pt
o
m
s
o
f
t
h
e
pa
t
h
e
t
i
c
C
OV
I
D
-
19
d
i
s
e
a
s
e
.
T
h
e
wo
r
k
i
n
[
10]
pr
o
p
o
s
e
d
a
n
a
ppr
o
a
c
h
w
h
e
r
e
f
a
c
e
-
to
-
f
a
c
e
i
n
t
e
r
a
c
t
i
o
ns
a
n
d
p
hy
s
i
c
a
l
c
o
n
t
a
c
t
s
we
r
e
a
v
o
i
de
d
by
us
i
ng
s
m
a
r
t
c
i
t
y
t
e
c
hn
o
l
o
g
y
.
Dr
o
n
e
s
a
n
d
r
o
b
ot
s
we
r
e
us
e
d
to
s
uppl
y
t
h
e
n
e
c
e
s
s
a
r
y
s
e
r
vi
c
e
s
to
pe
o
pl
e
.
A
s
t
udy
w
a
s
m
a
de
o
n
t
h
e
n
e
e
d
f
o
r
e
xp
l
o
r
i
ng
a
n
d
i
nd
i
c
a
t
i
n
g
t
h
e
b
e
s
t
I
o
T
a
ppl
i
c
a
t
i
o
n
s
w
hi
c
h
p
r
o
vi
de
d
a
s
o
l
ut
i
o
n
f
o
r
b
a
t
t
l
i
ng
t
h
e
C
OV
I
D
-
19
d
is
e
a
s
e
.
An
o
ut
l
o
o
k
o
n
a
l
l
t
h
e
s
m
a
r
t
a
pp
l
i
c
a
t
i
o
n
s
a
n
d
a
ppr
o
a
c
h
e
s
we
r
e
e
x
p
l
o
r
e
d
i
n
t
h
e
wo
r
k
a
l
o
n
g
w
i
t
h
t
h
e
i
r
dr
a
wb
a
c
k
s
[
1]
.
Ya
n
e
t
al
.
[
5]
,
t
h
e
wo
r
k
e
l
a
b
o
r
a
t
e
s
o
n
t
h
e
m
a
j
o
r
a
r
e
a
s
o
f
r
e
s
e
a
r
c
h
t
h
a
t
we
r
e
hi
g
hly
im
pa
c
t
e
d
by
t
he
pa
n
de
mi
c
.
T
h
e
pa
p
e
r
a
im
s
t
o
i
d
e
n
t
i
f
y
t
h
e
r
oot
c
a
us
e
o
f
t
hi
s
d
i
s
e
a
s
e
a
n
d
e
x
p
l
o
r
e
m
o
r
e
o
n
t
h
e
r
e
s
e
a
r
c
h
a
r
e
a
s
r
e
l
a
t
e
d
to
i
t
.
I
t
m
a
i
n
ly
c
r
e
a
t
e
s
a
wa
r
e
ne
s
s
a
m
o
n
g
pe
o
pl
e
a
n
d
a
im
s
a
t
e
duc
a
t
i
n
g
t
h
e
m
on
t
h
e
i
m
po
r
tan
c
e
o
f
b
e
i
ng
c
a
ut
i
o
us
a
n
d
f
o
ll
o
w
i
ng
t
h
e
gu
i
d
e
l
i
ne
s
g
i
v
e
n
by
t
h
e
go
v
e
r
nm
e
n
t
.
T
e
n
m
a
j
o
r
t
e
c
hn
o
l
o
gi
e
s
whi
c
h
h
e
l
pe
d
t
o
l
e
s
s
e
n
t
h
e
r
i
s
ks
o
f
C
OV
I
D
-
19
wa
s
d
i
s
c
us
s
e
d
[
12]
.
Da
i
ly
upd
a
t
e
s
o
f
i
nf
e
c
t
e
d
pe
o
pl
e
we
r
e
pr
o
vi
de
d
a
c
c
ur
a
t
e
l
y
w
i
t
h
t
h
e
us
e
o
f
s
ur
ve
i
ll
a
nc
e
s
y
s
t
e
m
s
.
T
h
e
a
ut
h
o
r
h
a
s
e
m
p
ha
s
i
z
e
d
t
h
e
be
n
e
f
i
t
o
f
a
d
va
n
c
e
d
t
e
c
h
n
o
l
o
g
i
e
s
w
hi
c
h
h
e
l
pe
d
i
n
e
ns
ur
i
n
g
pu
bli
c
he
a
l
t
h
.
M
a
ny
o
t
h
e
r
c
r
e
a
t
i
v
e
i
de
a
s
a
n
d
a
ppr
o
a
c
he
s
f
o
r
t
a
c
k
l
i
ng
t
h
e
wor
s
t
s
c
e
n
a
r
i
o
c
a
us
e
d
by
t
h
e
pa
n
de
mi
c
we
r
e
a
l
s
o
di
s
c
us
s
e
d.
A
f
r
a
m
e
wo
r
k
f
o
r
a
c
c
ur
a
t
e
f
a
c
e
de
t
e
c
t
i
o
n
u
s
i
n
g
t
h
e
i
n
t
e
gr
a
l
im
a
ge
wa
s
d
i
s
c
us
s
e
d
i
n
[
13]
.
T
h
e
c
r
i
t
i
c
a
l
vi
s
ua
l
f
e
a
t
ur
e
s
we
r
e
e
x
t
r
a
c
t
e
d
us
i
n
g
th
e
A
da
b
o
o
s
t
a
l
go
r
i
t
hm
a
n
d
t
h
e
de
s
i
r
e
d
po
r
t
i
o
n
a
l
o
n
e
wa
s
o
b
t
a
i
n
e
d
v
e
r
y
qu
i
c
k
ly
.
T
h
e
u
n
wa
n
t
e
d
b
a
c
kgr
o
un
d
r
e
g
i
o
ns
we
r
e
r
e
m
o
v
e
d
to
m
a
ke
t
he
c
o
m
put
a
t
i
o
n
f
a
s
t
e
r
.
T
hi
s
s
y
s
t
e
m
pr
o
vi
de
d
t
h
e
b
e
s
t
r
e
s
u
l
t
s
c
o
m
pa
r
e
d
t
o
a
ny
o
t
h
e
r
pr
e
vi
o
us
m
e
t
h
o
ds
.
F
a
c
e
de
t
e
c
t
i
o
n
us
in
g
t
h
e
M
i
c
r
o
s
o
f
t
H
o
l
o
L
e
ns
wa
s
d
i
s
c
u
s
s
e
d
i
n
[
14]
.
De
t
e
c
t
i
o
n
r
a
t
e
s
we
r
e
t
we
l
v
e
pe
r
c
e
n
t
hi
g
h
e
r
t
h
a
n
t
h
e
e
xi
s
t
i
n
g
V
i
o
l
a
-
J
o
n
e
s
a
l
go
r
i
t
hm
.
M
o
r
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a
c
c
ur
a
t
e
de
t
e
c
t
i
o
ns
we
r
e
m
a
d
e
w
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t
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n
s
e
c
o
n
d
s
.
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s
m
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r
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m
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d
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c
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l
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vi
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e
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n
de
d
f
o
r
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d
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c
a
t
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n
g
t
h
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ym
pt
o
m
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C
OV
I
D
-
1
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wa
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g
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e
d.
I
t
m
a
de
us
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o
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d
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de
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[
15]
.
3.
P
ROP
OS
E
D
S
YST
E
M
T
h
e
pr
o
p
o
s
e
d
s
y
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t
e
m
c
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n
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t
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ur
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a
i
n
m
o
dul
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s
a
s
s
h
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wn
i
n
F
i
gur
e
1.
I
t
c
a
n
b
e
p
l
a
c
e
d
i
n
a
n
y
publi
c
e
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t
r
a
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c
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o
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a
ke
s
ur
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w
h
e
t
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t
h
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pe
o
pl
e
a
r
e
a
wa
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n
d
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r
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f
o
l
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g
t
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gu
i
de
li
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s
g
i
ve
n
by
t
he
go
v
e
r
nm
e
n
t
.
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h
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m
a
i
n
a
d
v
a
n
t
a
ge
o
f
t
hi
s
s
m
a
r
t
de
vi
c
e
i
s
t
ha
t
i
t
c
a
n
m
o
ni
t
o
r
pe
o
pl
e
w
i
t
h
o
ut
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u
m
a
n
i
n
t
e
r
v
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t
i
o
n
a
n
d
w
i
t
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hi
g
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c
c
ur
a
c
y
.
T
h
e
f
i
r
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t
m
o
du
l
e
i
s
t
h
e
f
a
c
e
m
a
s
k
de
t
e
c
t
i
o
n
m
o
dul
e
w
hi
c
h
wa
s
a
bl
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t
o
de
t
e
c
t
t
h
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f
a
c
e
m
a
s
k
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us
i
n
g
t
h
e
V
i
o
l
a
-
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o
n
e
s
a
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go
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hm
.
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h
e
n
t
h
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c
r
o
wd
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t
e
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l
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p
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d
[
16]
.
T
h
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r
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wa
s
a
n
a
l
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r
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wh
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wde
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m
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pe
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d
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r
a
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o
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pe
r
s
o
n
[
17
]
.
T
h
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n
,
t
h
e
he
a
l
t
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s
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s
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m
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m
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r
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u
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a
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f
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un
d.
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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[
18]
.
T
hi
s
s
m
a
r
t
de
vi
c
e
wo
u
l
d
b
e
t
h
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b
e
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s
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nd
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p
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al
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pr
e
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a
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C
OV
I
D
-
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di
s
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s
e
[
19]
.
F
i
gur
e
1
.
W
e
i
b
u
ll
d
i
s
t
r
i
b
ut
i
o
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o
f
a
ll
f
il
l
e
r
c
o
n
c
e
n
t
r
a
t
i
o
n
s
3.
1.
M
e
t
h
od
ol
ogy
F
a
c
e
m
a
s
k
c
h
e
c
k
a
n
d
c
r
o
wd
a
n
a
ly
s
i
s
w
e
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pe
r
f
o
r
m
e
d
u
s
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ng
o
n
e
o
f
t
h
e
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s
t
r
e
a
l
-
t
i
m
e
f
a
c
e
de
t
e
c
t
i
o
n
(
V
i
o
l
a
-
J
o
n
e
s
a
l
go
r
i
t
hm
)
.
I
t
wa
s
a
bl
e
to
pr
o
duc
e
a
c
c
ur
a
t
e
r
e
s
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l
t
s
v
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r
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f
a
s
t
i
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l
-
t
i
m
e
.
F
i
gur
e
2
d
e
p
i
c
t
s
t
h
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bl
o
c
k
d
i
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gr
a
m
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d
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m
.
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h
e
h
a
r
dwa
r
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us
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pr
o
p
o
s
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d
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y
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t
e
m
we
r
e
E
S
P
32
m
i
c
r
o
c
o
n
tr
o
l
l
e
r
,
i
nf
r
a
r
e
d
s
e
ns
o
r
,
a
l
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o
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o
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s
e
n
s
o
r
,
r
e
l
a
y
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v
a
l
ve
,
L
293D
m
o
to
r
dr
i
v
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c
i
r
c
u
i
t
,
d
i
r
e
c
t
c
ur
r
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n
t
(
DC
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m
o
t
or
,
ul
t
r
a
s
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ni
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e
n
s
o
r
a
n
d
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t
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r
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wn
i
n
F
i
gur
e
2.
T
h
e
s
o
f
t
wa
r
e
r
e
qui
r
e
m
e
n
t
s
we
r
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M
A
T
L
AB
,
A
r
du
i
n
o
I
DE
a
n
d
E
m
b
e
dde
d
C
.
T
he
da
t
a
wa
s
s
to
r
e
d
i
n
t
h
e
c
l
o
ud.
M
A
T
L
AB
s
o
f
t
wa
r
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wa
s
us
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d
f
o
r
f
a
c
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e
c
o
gn
i
t
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o
n
a
n
d
c
r
o
wd
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n
a
ly
s
i
s
.
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t
de
t
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t
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d
wh
e
t
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pe
r
s
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s
we
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r
i
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a
m
a
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o
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h
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m
a
s
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s
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o
t
w
o
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n
.
F
i
gur
e
2
.
B
l
o
c
k
d
i
a
gr
a
m
o
f
t
h
e
pr
o
p
o
s
e
d
s
y
s
t
e
m
Evaluation Warning : The document was created with Spire.PDF for Python.
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N:
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Smar
t
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C
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ngs
…
(
A
k
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R
ajes
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umar
)
477
An
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a
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bl
o
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d
[
20]
.
F
o
r
a
uto
m
a
t
i
c
s
a
n
i
t
i
z
a
t
i
o
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to
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a
n
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by
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a
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l
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t
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o
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wa
s
do
n
e
.
Af
t
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d.
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Goo
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da
t
a
m
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t
o
r
i
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g
.
3.
2
.
Al
gor
it
h
m
T
h
e
V
i
o
l
a
-
J
o
n
e
s
a
l
go
r
i
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hm
wa
s
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m
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l
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m
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n
t
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d
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pr
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s
e
d
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m
.
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pr
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v
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to
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o
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e
f
f
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[
21]
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[
14]
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Vi
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[
22]
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T
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[
23]
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24]
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[
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GSM
)
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du
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n
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n
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l
ude
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f
o
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S
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f
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c
a
t
i
o
n
s
.
RE
F
E
R
E
NC
E
S
[
1]
R
.
P
.
S
in
gh,
M
.
J
a
v
a
id
,
A
.
H
a
le
e
m,
a
nd
R
.
S
uma
n
,
“
I
nt
e
r
ne
t
of
th
in
gs
(
I
oT
)
a
ppl
ic
a
ti
o
ns
to
f
ig
ht
a
ga
in
s
t
C
O
V
I
D
-
19
pa
nde
m
ic
,
”
D
ia
be
te
s
&
M
e
ta
bol
ic
Sy
ndr
om
e
:
C
li
ni
c
al
R
e
s
e
a
r
c
h
&
R
e
v
ie
w
s
,
vo
l.
14
,
n
o
.
4
,
pp.
521
-
52
4
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2020,
do
i:
10.1016/j
.ds
x
.2020.04.041
.
[2
]
M
.
N
a
s
a
jp
o
ur
,
S
.
P
o
u
r
i
y
e
h,
R
.
M
.
P
a
r
iz
i,
M
.
D
o
r
o
d
c
hi
,
M
.
V
a
le
r
o
,
a
nd
H
.
R
.
A
r
a
bni
a
,
“
I
nt
e
r
n
e
t
of
T
hi
ngs
f
o
r
C
ur
r
e
n
t
C
O
V
I
D
-
19
a
nd
F
ut
ur
e
P
a
nd
e
mi
c
s
:
A
n
E
x
pl
or
a
to
r
y
S
tu
dy
,
”
J
our
nal
of
H
e
al
th
c
ar
e
I
nf
o
r
m
at
ic
s
R
e
s
e
a
r
c
h
,
v
o
l.
4,
pp.
325
–
364
,
2020
,
do
i:
10.1007/s
41666
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020
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00080
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6
.
[
3]
M
.
M
.
I
s
la
m,
S
.
M
a
hmud,
L
.
J
.
M
uha
mm
a
d,
M
.
R
.
I
s
la
m,
S
.
N
o
or
uddi
n,
a
nd
S
.
I
.
A
y
o
n
,
“
W
e
a
r
a
bl
e
te
c
hn
o
l
o
g
y
t
o
a
s
s
is
t
th
e
pa
ti
e
nt
s
in
f
e
c
te
d
w
it
h
n
ove
l
c
o
r
o
na
v
i
r
us
(
C
O
V
I
D
-
19)
,
”
SN
C
o
m
put
e
r
Sc
ie
nc
e
,
v
o
l.
1
,
n
o
.
6
,
pp.
1
-
9
,
2020
,
d
o
i
:
10.1007/s
429
79
-
020
-
00335
-
4
.
[
4]
H
.
K
ha
n,
K
.
K
.
K
us
hw
a
h,
S
.
S
in
gh,
H
.
U
r
kud
e
,
M
.
R
.
M
a
ur
y
a
,
a
nd
K
.
K
.
S
a
da
s
iv
uni
,
“
S
ma
r
t
t
e
c
hn
o
l
o
gi
e
s
dr
i
ve
n
a
ppr
o
a
c
h
e
s
to
ta
c
kl
e
C
O
V
I
D
-
19
pa
nd
e
mi
c
:
a
r
e
v
i
e
w
,
”
3 B
io
te
c
h
,
vo
l.
11
, n
o
.
2
,
pp. 1
-
22,
2021
, do
i
:
10.1007/s
13205
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020
-
02581
-
y
.
[
5]
Y
.
Y
a
n,
A
.
A
.
M
a
li
k,
J
.
B
a
y
ha
m,
E
.
P
.
F
e
ni
c
he
l,
C
.
C
o
u
z
e
ns
,
a
nd
S
.
B
.
O
m
e
r
,
“
M
e
a
s
ur
in
g
vo
lu
nt
a
r
y
a
nd
p
o
li
c
y
-
in
du
c
e
d
s
oc
ia
l
di
s
ta
nc
in
g
b
e
ha
v
i
or
du
r
in
g
th
e
C
O
V
I
D
-
19
pa
nde
mi
c
,
”
i
n
P
r
o
c
e
e
di
ngs
o
f
th
e
N
at
io
nal
A
c
ade
m
y
of
Sc
ie
nc
e
s
,
v
o
l.
118
,
n
o
.
16
,
2021,
do
i:
10.1073/pnas
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.
[
6]
M
.
S
e
th
ur
a
ma
n
,
a
nd
M
.
S
e
nt
hi
lk
uma
r
,
“
P
r
e
ve
nt
in
g
D
e
ni
a
l
-
of
-
s
e
r
v
i
c
e
in
N
e
x
t
G
e
n
e
r
a
ti
o
n
I
nt
e
r
ne
t
P
r
o
t
oc
o
l
M
o
bi
li
t
y
,
”
I
ndone
s
ia
n
J
our
nal
o
f
E
le
c
tr
ic
al
E
ngi
ne
e
r
in
g
and
C
om
put
e
r
Sc
ie
nc
e
(
I
J
E
E
C
S)
,
vol
.
12,
no
.
1,
pp.
137
-
146,
2018
,
do
i:
10.11591/i
je
e
c
s
.v
12.i
1.pp137
-
146
.
[
7]
K
.
M
it
c
h
e
ll
,
“
I
nt
e
r
n
e
t
of
T
hi
ngs
-
e
na
bl
e
d
S
ma
r
t
D
e
v
ic
e
s
,
H
e
a
l
th
c
a
r
e
B
o
d
y
S
e
ns
or
N
e
tw
o
r
ks
,
a
nd
O
nl
in
e
P
a
ti
e
nt
E
nga
g
e
m
e
n
t
in
C
O
V
I
D
-
19 P
r
e
ve
nt
i
o
n,
S
c
r
e
e
ni
ng, a
nd
T
r
e
a
tm
e
nt
,
”
A
m
e
r
ic
an J
our
nal
of
M
e
di
c
al
R
e
s
e
ar
c
h
,
.
v
o
l.
8
, n
o
.
1
, pp.
30
-
3
9
,
2021;
.
[
8]
R
.
R
.
N
a
di
k
a
tt
u,
S
.
M
.
M
o
ha
mm
a
d
,
a
nd
D
.
W
hi
g
,
“
N
o
ve
l
e
c
o
n
o
mi
c
a
l
s
oc
ia
l
di
s
ta
nc
in
g
s
ma
r
t
d
e
v
ic
e
f
or
C
O
V
I
D
19
,
”
I
nt
e
r
nat
io
nal
J
our
nal
of
E
le
c
t
r
ic
al
E
ngi
ne
e
r
in
g and T
e
c
hnol
og
y
;
vo
l.
11
, n
o
.
4
,
2020
.
[
9]
H
o
s
s
a
m
A
,
M
a
gdy
A
,
F
a
w
z
y
A
,
a
nd
A
bd
E
l
-
K
a
de
r
S
M
,
“
A
n
in
te
gr
a
t
e
d
I
oT
s
y
s
t
e
m
t
o
c
o
nt
r
ol
th
e
s
pr
e
a
d
of
C
O
V
I
D
-
19
in
E
g
y
pt
,
”
I
nt
.
C
onf
e
r
e
nc
e
on A
dv
anc
e
d I
nt
e
ll
ig
e
nt
Sy
s
te
m
s
and I
n
f
or
m
at
ic
s
,
2020,
pp. 336
-
346
,
do
i:
10.1007/978
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3
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030
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58669
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[
10]
R
.
J
a
i
s
w
a
l,
A.
A
g
a
r
w
a
l,
a
nd
R
.
N
e
gi
,
“
S
ma
r
t
s
o
lu
ti
o
n
f
o
r
r
e
du
c
in
g
th
e
C
O
V
I
D
-
19
r
is
k
us
in
g
s
ma
r
t
c
it
y
t
e
c
hn
ol
o
g
y
,
”
I
E
T
Sm
ar
t
C
it
ie
s
,
v
o
l.
2
, n
o
.
2
, pp
:
82
-
8
8
,
2020
, d
o
i:
10.1049/i
e
t
-
s
mc
.2020
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.
[
11]
S
.
S
id
di
qui
,
M
.
Z
.
S
ha
ki
r
,
A
.
A
.
K
ha
n,
a
nd
I
.
D
e
y
,
“
I
nt
e
r
ne
t
of
T
hi
ngs
(
I
oT
)
E
na
bl
e
d
A
r
c
hi
t
e
c
tu
r
e
f
o
r
S
oc
ia
l
D
is
ta
nc
in
g
D
ur
in
g
P
a
nde
mi
c
,
”
F
r
ont
ie
r
s
i
n C
om
m
uni
c
at
io
ns
and N
e
tw
or
k
s
,
v
o
l.
2,
no
.
6
, 2021, d
o
i:
10.3389/
f
r
c
mn.2021.614166
.
[
12]
M
.
J
a
v
a
id
,
A
.
H
a
le
e
m,
R
.
V
a
is
h
y
a
,
S
.
B
a
hl
,
R
.
S
uma
n,
a
nd
A
.
V
a
is
h.
“
I
ndus
tr
y
4.0
te
c
hn
o
l
o
gi
e
s
a
nd
th
e
ir
a
ppl
i
c
a
ti
o
ns
in
f
ig
h
ti
ng
C
O
V
I
D
-
19 pa
nde
mi
c
,
”
D
ia
be
te
s
&
M
e
ta
bol
ic
Sy
ndr
om
e
,
vo
l.
14
, no
.
4
, pp.
419
-
22
,
2020
, d
o
i
:
10.1016/j
.ds
x
.2020.04.032
.
[
13]
R
.
S
to
ja
no
v
ić
,
A
.
Š
kr
a
ba
,
a
n
d
B
.
L
ut
o
v
a
c
,
“
A
H
e
a
d
s
e
t
L
ik
e
W
e
a
r
a
bl
e
D
e
v
ic
e
to
T
r
a
c
k
C
O
V
I
D
-
19
S
y
mpt
o
m
s
,
”
i
n
2020
9t
h
M
e
di
te
r
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0
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.
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9/
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E
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91
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[
14]
P
.
V
io
la
a
nd
M
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J
.
J
o
ne
s
,
“
R
o
bus
t
R
e
a
l
-
T
im
e
F
a
c
e
D
e
te
c
ti
o
n
,
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I
nt
e
r
nat
io
nal
J
our
nal
o
f
C
om
put
e
r
V
is
io
n
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–
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i:
10.1023/
B
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S
I
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[
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J
.
H
ua
ng,
Y
.
S
ha
ng
,
a
nd
H
.
C
he
n,
“
I
mpr
ove
d
V
i
o
la
-
J
o
n
e
s
f
a
c
e
de
t
e
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ti
o
n
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lg
o
r
it
hm
ba
s
e
d
o
n
H
o
l
oL
e
ns
,
”
E
U
R
A
S
I
P
J
our
nal
on
I
m
age
and V
id
e
o
P
r
oc
e
s
s
in
g
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,
2019
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i:
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[
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H
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G
.
Z
i
e
gl
e
r
,
“
P
r
i
v
a
c
y
-
p
r
e
s
e
r
v
in
g
a
nd
I
oT
-
c
a
pa
bl
e
c
r
o
w
d
a
na
l
y
s
is
a
nd
de
te
c
t
i
o
n
of
f
l
o
w
di
s
tu
r
ba
n
c
e
s
f
o
r
e
nha
n
c
in
g
pu
bl
ic
s
a
f
e
t
y
,
”
2016 5th I
nt
.
C
onf
e
r
e
n
c
e
on Smar
t
C
it
ie
s
and Gr
e
e
n I
C
T
Sy
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H
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G
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H
a
mi
d
a
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Z
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T
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A
li
s
a
,
“
A
S
ur
ve
y
o
n
I
oT
a
ppl
ic
a
ti
o
n
l
a
y
e
r
pr
o
t
oc
o
ls
,
”
I
ndone
s
ia
n
J
our
nal
o
f
E
le
c
tr
ic
al
E
ngi
ne
e
r
in
g
and
C
om
put
e
r
Sc
ie
n
c
e
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I
J
E
E
C
S)
,
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[
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S
.
N
im
ma
ka
y
a
la
,
B
.
M
umm
id
i,
P
.
K
unda
,
a
nd
S
.
K
uma
r
,
“
M
ode
r
n
H
e
a
lt
h
M
o
ni
t
or
in
g
S
y
s
te
m
U
s
in
g
I
oT
,
”
i
n
I
C
C
C
E
2020
,
2021
,
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,
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i
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[
19]
M
.
B
o
t
e
ll
a
-
C
a
mp
o
s
,
J
.
L
ui
s
G
a
c
ía
-
N
a
v
a
s
,
A
.
R
e
go
,
S
.
S
e
ndr
a
,
a
nd
J
.
L
l
o
r
e
t
,
“
A
ne
w
s
y
s
te
m
t
o
de
t
e
c
t
c
or
o
na
vi
r
us
s
o
c
ia
l
di
s
ta
nc
e
v
i
o
la
ti
o
n
,
”
I
nt
e
r
nat
io
nal
J
our
nal
of
E
le
c
tr
ic
al
and
C
om
put
e
r
E
ngi
ne
e
r
in
g
(
I
J
E
E
C
S)
,
vo
l.
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,
n
o
.
6,
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5034
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i:
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je
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e
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[
20]
R
.
A
ni
,
S
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K
r
is
hna
,
N
.
A
nj
u,
M
.
S
.
A
s
la
m
,
a
nd
O
.
S
.
D
e
e
pa
,
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I
oT
ba
s
e
d
pa
ti
e
nt
m
o
ni
t
o
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nd
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gno
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pr
e
di
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ti
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n
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us
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g
e
ns
e
mbl
e
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la
s
s
i
f
i
e
r
,
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In
2017
I
nt
e
r
nat
io
nal
C
on
f
e
r
e
nc
e
on
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dv
anc
e
s
in
C
om
put
in
g,
C
om
m
uni
c
at
io
ns
and
I
n
f
or
m
at
ic
s
(
I
C
A
C
C
I
)
,
2017, pp. 1588
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A
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[
21]
K
.
P
.
C
h
o
u
e
t
al
.
“
A
r
o
bus
t
r
e
a
l
-
t
im
e
f
a
c
ia
l
a
li
gnm
e
nt
s
y
s
te
m
w
it
h
f
a
c
ia
l
la
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ks
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e
t
e
c
ti
o
n
a
nd
r
e
c
ti
f
ic
a
ti
o
n
f
o
r
mul
ti
m
e
di
a
a
ppl
ic
a
ti
o
ns
,
”
M
ul
ti
m
e
di
a T
ool
s
and A
ppl
ic
at
io
ns
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vo
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80, n
o
.
11, pp.
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09216
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[
22]
R
.
T
a
mi
lk
o
di
a
nd
G
.
R
.
N
e
s
a
kuma
r
i
,
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nove
l
f
r
a
m
e
w
o
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k
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o
r
r
e
t
r
i
e
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l
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ht
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ma
t
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lg
o
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it
h
m
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ul
ti
m
e
di
a T
ool
s
and A
ppl
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at
io
ns
,
vo
l.
80, n
o
. 13, pp.
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23]
S
.
A
th
ir
a
a
nd
O
.V
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M
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R
a
ma
na
,
“
F
a
c
e
A
ut
he
nt
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c
a
ti
o
n
U
s
in
g
T
h
e
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ma
l
I
ma
gi
ng
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i
n
C
om
put
at
io
nal
V
is
io
n
and
B
io
I
ns
p
ir
e
d
C
om
put
in
g
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Evaluation Warning : The document was created with Spire.PDF for Python.
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.
25
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o
.
1
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J
a
n
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[
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C
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A
lm
a
nz
a
,
J
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M
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B
a
que
r
o
,
a
nd
R
.
J
im
é
ne
z
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M
o
r
e
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o
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o
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o
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w
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ni
ng,
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nt
e
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nal
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our
nal
of
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put
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ngi
ne
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r
in
g
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vo
l.
11
, n
o
.
4, pp. 357
5
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[
25]
M
.
S
a
ji
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M
.
S
r
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.
R
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.
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.
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r
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oT
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ar
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Sy
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m
T
e
c
hnol
ogi
e
s
, v
o
l
.
1163
,
pp.765
-
774
, 2020, do
i
:
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.
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