I
nd
o
ne
s
ia
n J
o
urna
l o
f
E
lect
rica
l En
g
ineering
a
nd
Co
m
p
u
t
er
Science
Vo
l.
22
,
No
.
3
,
J
u
n
e
2
0
2
1
,
p
p
.
1565
~
1
5
7
2
I
SS
N:
2
5
02
-
4
7
5
2
,
DOI
: 1
0
.
1
1
5
9
1
/i
j
ee
cs.v
2
2
.i
3
.
pp
1
5
6
5
-
1
5
7
2
1565
J
o
ur
na
l ho
m
ep
a
g
e
:
h
ttp
:
//ij
ee
cs.ia
esco
r
e.
co
m
New
ideas
and fra
m
ew
o
rk
f
o
r co
mba
ting
CO
VID
-
19
pa
nde
m
ic
using
Io
T technol
o
g
ies
H
us
s
ei
n M
.
H
a
g
la
n
1
,
Ak
ee
l S
h.
M
a
h
m
o
ud
2
,
M
us
t
a
f
a
H
a
m
id AL
-
J
u
m
a
ili
3
,
Ah
m
ed
J
.
Al
j
a
a
f
4
1
,
2,
4
Co
m
p
u
ter Cen
ter,
Un
iv
e
rsity
o
f
A
n
b
a
r,
Ira
q
3
Re
n
e
wa
b
le E
n
e
rg
y
Re
se
a
r
c
h
Ce
n
ter (RE
RC),
U
n
iv
e
rsity
o
f
A
n
b
a
r,
Ira
q
4
F
a
c
u
lt
y
o
f
En
g
in
n
e
rig
a
n
d
T
e
c
h
n
o
lo
y
,
L
iv
e
rp
o
o
l
Jo
h
n
M
o
o
re
s U
n
i
v
e
rsit
y
,
U
n
it
e
d
K
in
g
d
o
m
Art
icle
I
nfo
AB
ST
RAC
T
A
r
ticle
his
to
r
y:
R
ec
eiv
ed
Feb
2
6
,
2
0
2
1
R
ev
i
s
ed
J
u
n
7
,
2
0
2
1
A
cc
ep
ted
J
u
n
1
3
,
2
0
2
1
T
h
e
in
tern
e
t
o
f
th
in
g
s
(
Io
T
)
is
o
n
e
o
f
th
e
m
o
st
a
d
v
a
n
c
e
d
tec
h
n
o
l
o
g
ies
th
a
t
h
a
v
e
e
m
e
r
g
e
d
in
t
h
e
las
t
d
e
c
a
d
e
.
In
re
c
e
n
t
y
e
a
rs,
Io
T
h
a
s
b
e
e
n
u
se
d
i
n
m
a
n
y
m
e
d
ica
l
f
i
e
ld
s.
W
it
h
th
e
e
m
e
rg
e
n
c
e
o
f
th
e
Co
ro
n
a
v
iru
s
p
a
n
d
e
m
ic,
so
m
e
Io
T
tec
h
n
o
l
o
g
ies
w
e
re
e
m
p
lo
y
e
d
to
se
rv
e
th
e
h
e
a
lt
h
se
c
to
r
t
o
m
a
k
e
q
u
ick
a
n
d
a
c
c
u
ra
te
d
e
c
isio
n
s
to
sa
v
e
p
e
o
p
le'
s
li
v
e
s.
Ho
w
e
v
e
r,
th
e
re
a
re
stil
l
m
a
n
y
id
e
a
s
a
n
d
w
o
rk
s
n
o
t
y
e
t
im
p
le
m
e
n
ted
th
a
t
c
o
u
l
d
b
e
a
p
p
li
e
d
in
m
a
n
y
a
sp
e
c
ts
to
p
re
se
rv
e
p
e
o
p
le
'
s
li
v
e
s.
T
h
e
re
f
o
r
e
,
it
is
n
e
c
e
ss
a
r
y
to
c
o
ll
e
c
t
w
o
rk
s
a
n
d
i
d
e
a
s
th
a
t
d
e
p
e
n
d
o
n
Io
T
to
p
ro
d
u
c
e
m
o
d
e
rn
s
y
ste
m
s
q
u
ick
l
y
to
se
rv
e
th
e
h
e
a
lt
h
se
c
to
r.
In
t
h
is
p
a
p
e
r,
a
re
v
iew
o
f
th
e
m
o
st
re
c
e
n
t
tec
h
n
o
l
o
g
ies
o
f
Io
T
a
g
a
in
st
Co
ro
n
a
v
iru
s
d
ise
a
se
(
COV
ID
-
19
)
h
a
s
b
e
e
n
d
o
n
e
.
A
c
o
m
p
a
ra
ti
v
e
a
n
d
a
n
a
ly
sis
a
m
o
n
g
th
e
p
re
v
io
u
s
w
o
rk
s
h
a
v
e
b
e
e
n
d
o
n
e
to
re
a
c
h
th
e
m
o
s
t
e
ff
icie
n
t
d
e
p
e
n
d
in
g
o
n
c
o
m
p
a
rin
g
th
e
se
r
v
ice
s
th
a
t
e
a
c
h
w
o
rk
h
a
s
p
ro
v
id
e
d
.
Be
sid
e
s
th
a
t,
su
g
g
e
st
se
v
e
ra
l
n
e
w
id
e
a
s
th
a
t
c
a
n
b
e
a
d
o
p
ted
a
s
sy
ste
m
s
u
se
Io
T
tec
h
n
o
l
o
g
ie
s
a
n
d
t
h
e
e
x
p
e
c
ted
a
d
v
a
n
tag
e
s
th
a
t
c
a
n
b
e
g
a
in
f
ro
m
a
p
p
l
y
in
g
th
e
se
id
e
a
s.
A
f
ra
m
e
w
o
r
k
f
o
r
a
p
r
o
p
o
se
d
i
d
e
a
to
b
u
il
d
a
c
o
m
p
re
h
e
n
siv
e
m
o
n
it
o
rin
g
sy
ste
m
b
a
se
d
o
n
Io
T
tec
h
n
o
lo
g
ies
o
n
t
h
e
p
a
ti
e
n
t
a
n
d
h
o
sp
i
tal
sid
e
s a
n
d
e
x
p
e
c
ted
a
d
v
a
n
tag
e
s o
f
im
p
le
m
e
n
ti
n
g
th
e
sy
s
te
m
h
a
s b
e
e
n
d
o
n
e
.
K
ey
w
o
r
d
s
:
C
o
r
o
n
av
ir
u
s
C
OVI
D
-
19
I
n
ter
n
et
o
f
t
h
i
n
g
s
I
o
T
tech
n
iq
u
e
s
P
an
d
em
ic
T
h
is i
s
a
n
o
p
e
n
a
c
c
e
ss
a
rticle
u
n
d
e
r th
e
CC B
Y
-
SA
li
c
e
n
se
.
C
o
r
r
e
s
p
o
nd
ing
A
uth
o
r
:
Hu
s
s
ei
n
M.
Hag
la
n
C
o
m
p
u
ter
C
en
ter
Un
i
v
er
s
it
y
o
f
An
b
ar
R
a
m
ad
i,
An
b
ar
,
I
r
aq
E
m
ail:
h
u
s
s
ei
n
.
m
.
h
a
g
la
n
@
u
o
a
n
b
ar
.
ed
u
.
iq
1.
I
NT
RO
D
UCT
I
O
N
W
ir
eless
n
et
w
o
r
k
s
h
a
v
e
s
ee
n
co
n
tin
u
o
u
s
d
ev
elo
p
m
e
n
t
in
r
e
ce
n
t
d
ec
ad
es
s
u
c
h
as
M
ANE
T
s
[
1
]
-
[
3]
,
C
ell
u
lar
m
o
b
ile
n
et
w
o
r
k
s
,
i
n
tellig
e
n
t
s
y
s
te
m
s
[
4
]
,
[
5]
,
an
d
o
n
e
o
f
t
h
e
i
m
p
o
r
tan
t
th
i
n
g
s
t
h
at
h
a
v
e
b
ee
n
d
ev
elo
p
ed
in
r
ec
en
t
y
ea
r
s
is
t
h
e
s
o
-
ca
lled
i
n
ter
n
e
t
o
f
th
in
g
s
(
I
o
T
)
[
6
]
,
[
7]
.
T
h
e
in
cr
ea
s
e
i
n
ta
s
k
s
e
n
tr
u
s
ted
to
h
u
m
a
n
s
an
d
th
e
p
r
ess
u
r
e
o
f
w
o
r
k
th
at
ca
u
s
es
a
lack
o
f
p
r
ec
i
s
io
n
an
d
f
o
cu
s
i
n
ac
co
m
p
li
s
h
i
n
g
t
h
ese
tas
k
s
,
o
n
e
o
f
th
e
r
ea
s
o
n
s
th
at
led
to
th
e
e
m
er
g
e
n
ce
o
f
th
e
id
ea
o
f
th
e
in
ter
n
et
o
f
th
in
g
s
an
d
b
ec
a
m
e
th
e
b
est
s
o
lu
tio
n
to
m
an
y
p
r
o
b
le
m
s
i
n
h
u
m
a
n
li
f
e
[
8
]
.
I
n
ter
n
et
o
f
th
i
n
g
s
h
a
s
b
ee
n
u
s
ed
in
m
an
y
ar
ea
s
o
f
h
u
m
a
n
li
f
e,
s
u
c
h
as
ed
u
ca
ti
o
n
[
9
]
,
in
d
u
s
tr
y
[
1
0
]
,
[
11]
,
ag
r
icu
ltu
r
e
[
1
2
]
,
h
ea
lth
[
1
3
]
,
an
d
s
m
ar
t
h
o
m
e
[
1
4
]
.
T
h
e
m
a
in
id
ea
o
f
th
e
in
ter
n
e
t
o
f
th
i
n
g
s
is
th
e
lin
k
b
et
w
ee
n
t
h
e
p
h
y
s
ical
p
ar
ts
s
u
ch
as
ca
r
s
,
h
o
m
e
s
,
p
lan
e
s
,
an
d
th
e
h
u
m
a
n
b
o
d
y
th
r
o
u
g
h
d
ev
ices
t
h
at
co
n
ta
in
p
r
o
g
r
am
s
i
n
a
n
y
ti
m
e
a
n
d
an
y
w
h
er
e
i
n
t
h
e
w
o
r
ld
t
h
at
h
elp
s
h
u
m
a
n
to
co
n
tr
o
l
th
e
m
r
e
m
o
tel
y
,
o
r
it
is
an
alter
n
ativ
e
to
th
e
h
u
m
a
n
b
ein
g
to
m
a
k
e
a
f
as
ter
an
d
m
o
r
e
ac
cu
r
ate
d
ec
is
io
n
[
1
5
]
.
T
h
e
in
ter
n
et
o
f
t
h
i
n
g
s
h
a
s
b
ee
n
u
s
ed
in
m
a
n
y
ar
ea
s
th
a
t
h
a
v
e
g
r
ea
tl
y
as
s
is
ted
h
u
m
a
n
s
,
a
n
d
it
h
as
b
ec
o
m
e
o
n
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
22
,
No
.
3
,
J
u
n
e
2
0
2
1
:
1
5
6
5
-
1
5
7
2
1566
o
f
th
e
m
aj
o
r
r
ev
o
lu
tio
n
s
i
n
th
e
f
i
eld
o
f
d
ev
elo
p
in
g
w
ir
ele
s
s
n
et
w
o
r
k
s
[
1
6
]
.
On
e
o
f
th
e
i
m
p
o
r
tan
t
ar
ea
s
in
w
h
ic
h
th
e
i
n
ter
n
et
o
f
t
h
in
g
s
h
a
s
b
ee
n
ap
p
lied
in
th
e
h
ea
lth
ca
r
e
s
ec
to
r
to
p
r
eser
v
e
h
u
m
an
li
f
e
[
1
7
]
.
T
h
e
in
ter
n
et
o
f
th
in
g
s
h
as
b
ee
n
u
s
ed
i
n
m
a
n
y
ar
ea
s
o
f
h
ea
lt
h
ca
r
e,
s
u
ch
as
m
o
n
i
to
r
in
g
th
e
h
ea
lth
o
f
p
atien
ts
in
h
o
s
p
itals
,
ass
i
s
ti
n
g
d
o
cto
r
s
in
m
ak
in
g
d
ec
is
io
n
s
,
an
d
r
eliev
i
n
g
p
r
ess
u
r
e
o
n
th
e
m
d
u
r
i
n
g
th
e
p
r
ac
tical
ef
f
o
r
t
[
1
8
]
.
A
s
w
e
all
k
n
o
w
,
th
e
w
o
r
ld
is
n
o
w
ex
p
o
s
ed
to
a
d
an
g
er
o
u
s
v
ir
u
s
attac
k
,
w
h
ic
h
is
C
OVI
D
-
19
,
w
h
ic
h
i
s
li
k
el
y
t
o
k
ill
a
n
y
y
o
u
n
g
o
r
o
ld
p
er
s
o
n
,
s
tr
o
n
g
o
r
w
ea
k
,
r
ich
o
r
p
o
o
r
b
ec
au
s
e
it
is
a
d
an
g
er
o
u
s
v
ir
u
s
,
b
li
n
d
,
an
d
ca
n
'
t
b
e
s
ee
n
b
y
th
e
n
a
k
ed
e
y
e,
ex
ce
p
t
t
h
r
o
u
g
h
s
y
m
p
to
m
s
th
at
ap
p
ea
r
o
n
a
p
er
s
o
n
[
1
9
]
.
W
ith
th
e
m
a
s
s
i
v
e
s
p
r
ea
d
o
f
th
is
v
ir
u
s
i
n
all
c
o
u
n
tr
ies
o
f
th
e
w
o
r
ld
,
it
h
as
b
ec
o
m
e
d
if
f
ic
u
lt
f
o
r
h
ea
lt
h
p
er
s
o
n
n
el
to
f
o
llo
w
a
n
d
m
o
n
ito
r
all
p
eo
p
le
to
c
o
n
d
u
ct
test
s
to
d
et
ec
t
th
e
v
ir
u
s
o
r
m
o
n
ito
r
th
e
h
ea
lt
h
s
tatu
s
o
f
all
p
eo
p
le
in
f
ec
ted
w
ith
th
i
s
v
ir
u
s
b
ec
au
s
e
t
h
e
n
u
m
b
er
o
f
in
f
ec
tio
n
s
h
as
r
ea
ch
ed
v
er
y
lar
g
e
n
u
m
b
er
s
,
s
o
it
h
as
b
ec
o
m
e
d
if
f
icu
lt
to
c
o
n
tr
o
l
th
e
m
b
y
h
ea
lt
h
p
er
s
o
n
n
el
o
n
l
y
.
T
h
er
ef
o
r
e,
th
e
r
esear
c
h
er
s
in
th
e
p
ast
f
e
w
p
er
io
d
s
h
av
e
d
ev
elo
p
ed
s
o
m
e
tech
n
o
lo
g
ie
s
th
at
h
elp
to
d
etec
t
th
e
v
ir
u
s
,
m
o
n
ito
r
th
e
h
ea
lt
h
s
tat
u
s
o
f
p
atien
ts
in
f
ec
ted
w
ith
t
h
i
s
v
ir
u
s
,
an
d
m
ak
e
s
o
m
e
d
ec
is
io
n
s
o
n
b
eh
al
f
o
f
h
ea
lt
h
p
er
s
o
n
n
el
au
to
m
atic
all
y
.
T
h
is
r
esear
ch
g
r
ea
tl
y
co
n
tr
ib
u
tes
to
s
u
p
p
o
r
tin
g
t
h
e
h
ea
lt
h
s
e
cto
r
to
s
av
e
t
h
e
li
v
es
o
f
p
eo
p
le
in
f
ec
ted
w
it
h
C
o
r
o
n
av
ir
u
s
d
is
ea
s
e
(
C
OVI
D
-
19
)
b
y
h
elp
in
g
r
esear
c
h
er
s
to
:
Qu
ic
k
l
y
ac
ce
s
s
t
h
e
m
o
s
t
ef
f
icien
t
s
y
s
te
m
s
th
at
u
s
e
t
h
e
in
ter
n
e
t
o
f
th
in
g
s
tech
n
o
lo
g
ies
th
at
h
a
v
e
b
ee
n
ad
o
p
ted
t
o
c
o
m
b
at
th
e
C
o
r
o
n
a
p
an
d
e
m
i
c
i
n
o
r
d
er
to
d
ev
elo
p
m
o
r
e
ef
f
icie
n
t
s
y
s
te
m
s
.
I
d
ea
s
th
at
h
a
v
e
b
ee
n
p
r
o
p
o
s
ed
in
th
is
r
esear
c
h
,
m
et
h
o
d
s
o
f
i
m
p
le
m
en
tin
g
th
e
m
,
a
n
d
th
e
e
x
p
ec
ted
ad
v
a
n
tag
e
s
o
f
ea
c
h
id
ea
in
o
r
d
er
to
h
elp
r
esear
ch
er
s
.
A
f
r
a
m
e
w
o
r
k
f
o
r
b
u
ild
in
g
a
co
m
p
r
e
h
en
s
iv
e
a
n
d
in
telli
g
e
n
t
e
m
er
g
e
n
c
y
s
y
s
te
m
b
et
w
ee
n
p
atien
ts
m
o
v
in
g
i
n
s
id
e
o
r
o
u
ts
id
e
h
o
m
es
a
n
d
h
o
s
p
itals
a
n
d
th
e
e
x
p
ec
ted
b
en
ef
its
o
f
i
m
p
le
m
e
n
ti
n
g
th
i
s
s
y
s
t
e
m
.
T
h
is
r
esear
ch
i
s
o
r
g
a
n
ized
a
s
f
o
llo
w
s
:
T
h
e
s
ec
o
n
d
s
ec
tio
n
i
s
r
elate
d
w
o
r
k
.
T
h
e
t
h
ir
d
s
ec
tio
n
i
s
s
y
s
te
m
s
t
h
at
ca
n
r
el
y
o
n
I
o
T
t
ec
h
n
iq
u
es
to
f
ac
e
t
h
e
C
OVI
D
-
19
p
an
d
e
m
ic.
T
h
e
f
o
u
r
th
s
ec
tio
n
is
t
h
e
f
r
a
m
e
w
o
r
k
f
o
r
a
p
r
o
p
o
s
ed
id
e
a.
T
h
e
f
i
f
th
s
ec
tio
n
i
s
th
e
e
x
p
ec
ted
ad
v
an
tag
e
s
o
f
i
m
p
le
m
e
n
ti
n
g
t
h
e
s
y
s
te
m
.
T
h
e
last
s
ec
tio
n
is
t
h
e
co
n
cl
u
s
io
n
.
2.
RE
L
AT
E
D
WO
RK
I
n
r
ec
en
t
d
ec
ad
es,
m
an
y
r
e
s
e
ar
ch
er
s
h
av
e
d
ev
elo
p
ed
an
d
im
p
r
o
v
ed
m
an
y
id
ea
s
an
d
r
esear
ch
in
th
e
f
ield
o
f
t
h
e
in
ter
n
et
o
f
t
h
i
n
g
s
in
m
a
n
y
f
ie
ld
s
to
s
er
v
e
t
h
e
h
u
m
a
n
co
m
m
u
n
i
t
y
[
2
0
]
-
[
21]
.
I
n
th
e
i
n
d
u
s
tr
y
,
f
o
r
ex
a
m
p
le,
w
ir
e
less
m
o
n
ito
r
in
g
a
n
d
co
n
tr
o
l
o
f
m
a
n
y
f
ac
t
o
r
ies
[
2
2
]
.
I
n
ag
r
icu
lt
u
r
e,
ir
r
ig
atio
n
lev
el
s
ar
e
co
n
tr
o
lled
d
ep
en
d
in
g
o
n
w
ea
t
h
er
co
n
d
itio
n
s
[
2
3
]
.
E
d
u
ca
tio
n
,
f
o
r
ex
a
m
p
le,
atten
d
an
ce
s
y
s
te
m
s
an
d
r
ec
o
r
d
in
g
th
e
ab
s
en
ce
o
f
s
t
u
d
en
t
s
[
2
4
]
.
Hea
lth
,
f
o
r
ex
a
m
p
le,
s
y
s
te
m
s
t
o
m
o
n
ito
r
th
e
h
ea
lt
h
o
f
h
o
s
p
it
alize
d
p
eo
p
le
[
2
5
]
.
T
o
d
ay
,
in
lig
h
t
o
f
th
e
r
ec
en
t
cir
cu
m
s
ta
n
ce
s
th
e
w
o
r
ld
w
itn
ess
ed
w
it
h
th
e
s
p
r
ea
d
o
f
th
e
C
OVI
D
-
19
v
ir
u
s
,
th
e
w
o
r
ld
w
a
s
co
m
p
lete
l
y
p
ar
aly
ze
d
in
all
asp
ec
ts
o
f
li
f
e.
T
h
e
f
ir
s
t
lin
e
o
f
d
ef
en
s
e
ag
ain
s
t
C
OVI
D
-
19
is
th
e
m
ed
ical
s
ta
f
f
in
t
h
e
h
ea
l
th
s
ec
to
r
to
co
u
n
ter
th
is
d
ea
d
ly
v
ir
u
s
.
W
ith
all
th
e
h
u
m
an
ca
p
ab
ilit
ies
an
d
eq
u
ip
m
e
n
t,
it
h
as
b
ec
o
m
e
d
i
f
f
ic
u
lt
f
o
r
m
ed
ical
s
taf
f
to
m
o
n
ito
r
th
e
lar
g
e
n
u
m
b
er
o
f
p
eo
p
le
w
h
o
h
a
v
e
b
ee
n
in
f
ec
ted
w
it
h
th
i
s
v
ir
u
s
,
an
d
to
p
r
o
v
id
e
test
s
f
o
r
p
e
o
p
le
to
d
e
tect
th
is
v
ir
u
s
,
as
w
ell
as
to
g
i
v
e
ap
p
r
o
p
r
iate
ca
r
e
to
all
ca
s
es
th
at
h
a
v
e
b
ee
n
co
n
f
ir
m
ed
w
it
h
th
e
v
ir
u
s
.
T
h
er
ef
o
r
e,
th
e
r
esear
ch
er
s
w
o
r
k
ed
o
n
d
ev
elo
p
in
g
s
o
m
e
s
y
s
te
m
s
t
h
at
ad
o
p
t
in
te
r
n
et
o
f
th
i
n
g
s
tech
n
o
lo
g
ie
s
to
h
elp
m
e
d
ical
s
taf
f
in
d
etec
ti
n
g
p
eo
p
le
w
it
h
t
h
is
v
ir
u
s
an
d
also
p
r
o
v
id
e
ap
p
r
o
p
r
iate
ca
r
e
f
o
r
t
h
o
s
e
i
n
f
ec
ted
w
it
h
s
p
ee
d
an
d
th
e
r
ig
h
t
ti
m
e
to
s
a
v
e
th
e
li
v
e
s
o
f
p
eo
p
le.
So
m
e
e
x
a
m
p
le
s
o
f
t
h
e
I
o
T
tech
n
iq
u
es
s
y
s
te
m
s
ar
e
s
y
s
te
m
o
f
p
atia
n
t’
s
te
m
p
er
atu
r
e
m
o
n
ito
r
in
g
,
s
y
s
te
m
o
f
p
atian
t
’
s
o
x
y
g
e
n
b
o
d
y
m
ea
s
u
r
e
m
en
t,
h
ea
r
t
r
ate
m
ea
s
u
r
e
m
e
n
t
s
y
s
te
m
,
an
d
o
th
er
s
y
s
te
m
s
th
at
w
o
r
k
to
co
n
tr
o
l
th
e
lev
e
l o
f
o
x
y
g
e
n
g
iv
e
n
to
th
e
p
atien
t a
cc
o
r
d
in
g
to
h
i
s
h
ea
l
t
h
co
n
d
itio
n
,
a
n
d
s
o
o
n
.
I
n
th
e
last
m
o
n
t
h
s
,
th
er
e
ar
e
s
o
m
e
n
e
w
r
elate
d
w
o
r
k
s
t
h
at
d
ep
en
d
o
n
I
o
T
tech
n
iq
u
es
to
b
u
ild
s
y
s
te
m
s
th
at
h
av
e
b
ee
n
h
elp
ed
th
e
h
ea
lth
s
ec
to
r
s
ta
n
d
ag
ai
n
s
t
C
o
v
ied
-
1
9
.
T
h
e
m
o
s
t
i
m
p
o
r
ta
n
t
o
f
t
h
ese
r
elate
d
r
esear
ch
es
h
av
e
b
ee
n
b
r
o
w
s
e
d
in
T
ab
le
1
(
s
ee
ap
p
en
d
ix
)
.
T
a
b
le
2
(
s
ee
ap
p
en
d
ix
)
s
h
o
w
s
a
co
m
p
ar
is
o
n
b
et
w
ee
n
t
h
e
s
er
v
ices
p
r
o
v
id
ed
b
y
t
h
e
m
o
s
t
i
m
p
o
r
tan
t
p
r
ev
io
u
s
w
o
r
k
s
th
at
ad
o
p
t
I
o
T
tech
n
o
lo
g
ies
to
co
m
b
at
C
OVI
D
-
19
.
Desp
ite
s
o
m
e
o
f
th
ese
p
r
ev
io
u
s
w
o
r
k
s
lik
e
th
e
last
o
n
e
w
a
s
th
e
m
o
s
t
d
iv
er
s
if
ied
in
p
r
o
v
id
in
g
s
er
v
ices
to
h
elp
li
m
it
th
e
o
u
tb
r
ea
k
o
f
t
h
e
C
OVI
D
-
19
co
m
p
a
r
e
to
o
th
er
w
o
r
k
s
,
b
u
t
t
h
er
e
is
s
till
a
g
r
ea
t
n
ee
d
t
o
ac
tiv
ate
n
e
w
id
ea
s
w
h
ic
h
ca
n
ex
p
lo
it
I
o
T
tech
n
o
lo
g
ies
to
s
tan
d
ag
ai
n
s
t
th
e
C
o
r
o
n
a
p
an
d
em
ic
o
n
a
lar
g
er
s
ca
le.
E
s
p
ec
iall
y
w
it
h
th
e
tr
em
en
d
o
u
s
p
r
ess
u
r
e
o
n
t
h
e
h
ea
l
t
h
s
ec
to
r
b
ec
au
s
e
o
f
t
h
e
g
r
ea
t
o
u
tb
r
ea
k
o
f
t
h
i
s
v
ir
u
s
ar
o
u
n
d
th
e
w
o
r
ld
.
3.
I
O
T
SY
ST
E
M
S F
ACING
C
O
VID
-
19
P
ANDEM
I
C
I
n
th
is
s
ec
tio
n
,
an
i
m
p
o
r
ta
n
t
i
d
ea
th
at
ca
n
r
el
y
o
n
I
o
T
tech
n
o
lo
g
ies
as
a
p
latf
o
r
m
in
t
h
eir
w
o
r
k
s
h
a
v
e
b
ee
n
s
u
g
g
e
s
ted
w
h
ich
ca
n
h
el
p
r
esear
ch
er
s
to
b
u
ild
a
n
d
d
ev
elo
p
s
y
s
te
m
s
to
s
tan
d
a
g
ai
n
s
t
th
e
C
o
r
o
n
av
ir
u
s
,
a
s
s
h
o
w
n
i
n
Fi
g
u
r
e
1
.
T
h
e
s
u
g
g
e
s
ted
m
eth
o
d
th
at
r
esear
ch
er
s
c
an
f
o
llo
w
to
i
m
p
le
m
e
n
t
ea
ch
i
d
ea
as
a
s
y
s
te
m
an
d
th
e
ex
p
ec
ted
ad
v
a
n
tag
e
s
o
f
i
m
p
le
m
en
ta
tio
n
o
f
t
h
i
s
id
ea
ar
e
r
ev
ie
w
ed
in
T
ab
le
3
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4752
N
ew id
ea
s
a
n
d
fr
a
mewo
r
k
fo
r
co
mb
a
tin
g
C
OV
I
D
-
1
9
p
a
n
d
em
ic
u
s
in
g
I
o
T tec
h
n
o
lo
g
ies
(
Hu
s
s
ein
M.
Ha
g
la
n
)
1567
F
ig
u
r
e
1
.
M
an
y
o
f
t
h
e
i
d
e
as
c
an
a
p
p
ly
as
s
y
s
t
em
s
ag
a
in
s
t
th
e
C
O
V
I
D
-
19
p
a
n
d
e
m
ic
d
e
p
e
n
d
in
g
o
n
I
o
T
t
e
ch
n
i
q
u
e
s
T
ab
le
3
.
T
h
e
m
et
h
o
d
an
d
ad
v
a
n
tag
e
s
o
f
ea
c
h
p
r
o
p
o
s
ed
s
y
s
te
m
b
ased
o
n
I
o
T
tech
n
iq
u
es
A
s
y
st
e
m b
a
se
d
I
o
T
t
e
c
h
n
i
q
u
e
M
e
t
h
o
d
A
d
v
a
n
t
a
g
e
s
A
i
r
su
r
v
e
y
s
y
st
e
ms f
o
r
i
n
f
e
c
t
e
d
c
a
se
s i
n
p
u
b
l
i
c
p
l
a
c
e
s
•
D
r
o
n
e
s u
se
t
h
e
r
mal
i
mag
i
n
g
t
o
d
e
t
e
c
t
p
e
o
p
l
e
w
i
t
h
h
i
g
h
t
e
mp
e
r
a
t
u
r
e
s
•
R
a
p
i
d
i
d
e
n
t
i
f
i
c
a
t
i
o
n
o
f
i
n
f
e
c
t
e
d
p
e
o
p
l
e
i
n
p
u
b
l
i
c
p
l
a
c
e
s.
•
M
a
i
n
t
a
i
n
i
n
g
t
h
e
safe
t
y
o
f
n
o
n
-
i
n
f
e
c
t
e
d
p
e
o
p
l
e
.
•
R
e
d
u
c
i
n
g
t
h
e
mo
me
n
t
u
m fo
r
t
h
e
me
d
i
c
a
l
s
t
a
f
f
.
•
R
e
d
u
c
i
n
g
e
x
p
e
n
se
s o
n
me
d
i
c
a
l
e
x
a
mi
n
a
t
i
o
n
.
S
y
st
e
ms t
o
d
e
t
e
r
mi
n
e
t
h
e
n
u
m
b
e
r
s o
f
C
o
r
o
n
a
p
a
t
i
e
n
t
s a
n
d
t
h
e
i
r
l
o
c
a
t
i
o
n
s
i
n
t
h
e
r
e
g
i
o
n
s
•
U
si
n
g
t
h
e
r
mal
i
m
a
g
i
n
g
b
y
mo
n
i
t
o
r
i
n
g
c
a
me
r
a
s
i
n
t
h
e
st
r
e
e
t
s o
r
t
h
r
o
u
g
h
d
e
v
i
c
e
s t
h
a
t
a
r
e
w
o
r
n
b
y
sp
e
c
i
a
l
i
z
e
d
p
e
o
p
l
e
w
a
n
d
e
r
i
n
g
i
n
p
u
b
l
i
c
p
l
a
c
e
s t
o
d
e
t
e
c
t
p
e
o
p
l
e
w
h
o
su
f
f
e
r
f
r
o
m h
i
g
h
t
e
mp
e
r
a
t
u
r
e
s a
n
d
d
e
t
e
r
mi
n
e
t
h
e
i
r
l
o
c
a
t
i
o
n
s
a
n
d
t
h
u
s a
c
c
e
ss t
o
st
a
t
i
st
i
c
s
o
n
t
h
e
n
u
mb
e
r
o
f
i
n
f
e
c
t
e
d
p
e
o
p
l
e
i
n
e
a
c
h
r
e
g
i
o
n
.
•
B
y
p
r
e
p
a
r
i
n
g
i
n
f
e
c
t
e
d
p
e
o
p
l
e
i
n
e
v
e
r
y
r
e
g
i
o
n
,
i
t
i
s
p
o
ss
i
b
l
e
t
o
a
l
e
r
t
p
e
o
p
l
e
o
n
r
e
g
i
o
n
s w
i
t
h
maj
o
r
i
n
f
e
c
t
i
o
n
s
a
n
d
a
v
o
i
d
g
o
i
n
g
t
o
A
l
a
r
m sy
st
e
ms
w
h
e
n
y
o
u
a
r
e
n
e
a
r
a
p
e
r
so
n
w
i
t
h
a
h
i
g
h
t
e
mp
e
r
a
t
u
r
e
•
A
p
e
r
so
n
a
l
w
e
a
r
a
b
l
e
d
e
v
i
c
e
t
h
a
t
d
e
t
e
c
t
s t
h
e
t
e
mp
e
r
a
t
u
r
e
o
f
c
l
o
se
p
e
o
p
l
e
.
•
H
e
l
p
i
n
g
me
d
i
c
a
l
p
e
r
so
n
n
e
l
i
n
i
d
e
n
t
i
f
y
i
n
g
t
h
o
se
i
n
f
e
c
t
e
d
.
•
H
e
l
p
a
v
o
i
d
m
i
x
i
n
g
w
i
t
h
i
n
f
e
c
t
e
d
p
e
o
p
l
e
.
S
y
st
e
ms t
o
a
v
o
i
d
t
o
u
c
h
i
n
g
i
n
p
u
b
l
i
c
p
l
a
c
e
s
•
T
h
e
u
se
o
f
smar
t
,
n
o
n
-
t
o
u
c
h
c
o
n
t
r
o
l
d
e
v
i
c
e
s i
n
p
u
b
l
i
c
p
l
a
c
e
s
b
a
t
h
s
su
c
h
a
s
sh
o
p
p
i
n
g
c
e
n
t
e
r
s,
mo
s
q
u
e
s
,
a
n
d
h
o
sp
i
t
a
l
s,
a
n
d
t
h
e
u
se
o
f
smar
t
p
a
y
me
n
t
t
e
c
h
n
o
l
o
g
i
e
s
.
•
R
e
d
u
c
i
n
g
p
h
y
si
c
a
l
c
o
n
t
a
c
t
a
n
d
p
r
e
v
e
n
t
i
n
g
t
h
e
s
p
r
e
a
d
o
f
t
h
e
v
i
r
u
s.
S
y
st
e
ms t
o
d
e
t
e
r
mi
n
e
t
h
e
d
i
s
t
a
n
c
e
b
e
t
w
e
e
n
p
e
r
so
n
s
•
A
w
e
a
r
a
b
l
e
p
e
r
so
n
a
l
d
e
v
i
c
e
t
h
a
t
a
l
e
r
t
s w
h
e
n
t
h
e
p
e
r
mi
t
t
e
d
d
i
s
t
a
n
c
e
b
e
t
w
e
e
n
i
n
d
i
v
i
d
u
a
l
s
i
s e
x
c
e
e
d
e
d
•
A
l
w
a
y
s a
l
e
r
t
t
h
e
p
e
r
so
n
t
o
a
v
o
i
d
a
n
y
p
o
ssi
b
l
e
i
n
f
e
c
t
i
o
n
f
r
o
m p
h
y
si
c
a
l
c
o
n
t
a
c
t
.
P
e
r
so
n
a
l
s
y
st
e
ms t
o
mo
n
i
t
o
r
p
e
o
p
l
e
i
n
c
o
n
t
a
c
t
w
i
t
h
c
o
n
f
i
r
me
d
c
a
se
s
•
D
e
v
i
c
e
s t
h
a
t
c
o
n
n
e
c
t
t
o
p
e
o
p
l
e
w
h
o
h
a
v
e
b
e
e
n
p
r
o
v
e
n
t
o
b
e
i
n
c
o
n
t
a
c
t
w
i
t
h
p
e
o
p
l
e
w
h
o
c
a
r
r
y
t
h
e
v
i
r
u
s a
n
d
a
r
e
c
o
n
n
e
c
t
e
d
a
u
t
o
mat
i
c
a
l
l
y
t
o
t
h
e
h
o
s
p
i
t
a
l
t
h
r
o
u
g
h
t
h
e
mo
b
i
l
e
n
e
t
w
o
r
k
o
r
t
h
e
I
n
t
e
r
n
e
t
.
•
R
e
d
u
c
i
n
g
t
h
e
mo
me
n
t
u
m o
n
h
o
sp
i
t
a
l
s
a
n
d
me
d
i
c
a
l
p
e
r
so
n
n
e
l
P
a
t
i
e
n
t
mo
n
i
t
o
r
i
n
g
sy
st
e
ms i
n
si
d
e
h
o
sp
i
t
a
l
s
•
A
s
y
st
e
m c
o
n
si
st
i
n
g
o
f
d
e
v
i
c
e
s t
h
a
t
l
i
n
k
t
o
t
h
e
b
o
d
i
e
s o
f
p
e
o
p
l
e
i
n
f
e
c
t
e
d
w
i
t
h
t
h
e
v
i
r
u
s
i
n
h
o
s
p
i
t
a
l
r
o
o
ms.
T
h
e
se
d
e
v
i
c
e
s
p
e
r
i
o
d
i
c
a
l
l
y
r
e
a
d
t
h
e
b
o
d
y
t
e
mp
e
r
a
t
u
r
e
,
t
h
e
p
e
r
c
e
n
t
a
g
e
o
f
o
x
y
g
e
n
,
a
n
d
t
h
e
h
e
a
r
t
b
e
a
t
,
a
n
d
se
n
d
t
h
e
m v
i
a
t
h
e
mo
b
i
l
e
n
e
t
w
o
r
k
o
r
t
h
e
I
n
t
e
r
n
e
t
t
o
t
h
e
h
o
sp
i
t
a
l
'
s c
o
n
t
r
o
l
u
n
i
t
,
w
h
i
c
h
i
s
u
n
d
e
r
t
h
e
su
p
e
r
v
i
si
o
n
o
f
s
p
e
c
i
a
l
i
z
e
d
me
d
i
c
a
l
p
e
r
so
n
n
e
l
.
A
l
so
,
t
h
e
se
d
e
v
i
c
e
s a
l
e
r
t
w
h
e
n
t
h
e
p
a
t
i
e
n
t
's
c
o
n
d
i
t
i
o
n
d
e
t
e
r
i
o
r
a
t
e
s.
•
R
e
d
u
c
i
n
g
t
h
e
mo
me
n
t
u
m o
n
t
h
e
me
d
i
c
a
l
st
a
f
f
.
•
R
e
d
u
c
i
n
g
c
o
n
t
a
c
t
t
i
me
s o
f
me
d
i
c
a
l
st
a
f
f
w
i
t
h
p
a
t
i
e
n
t
s t
o
mai
n
t
a
i
n
me
d
i
c
a
l
st
a
f
f
.
H
o
me
s
y
st
e
ms t
o
mo
n
i
t
o
r
t
h
e
h
e
a
l
t
h
o
f
C
o
r
o
n
a
p
a
t
i
e
n
t
s
•
A
s
y
st
e
m c
o
n
si
st
i
n
g
o
f
d
e
v
i
c
e
s t
h
a
t
l
i
n
k
t
o
t
h
e
b
o
d
i
e
s o
f
p
e
o
p
l
e
i
n
f
e
c
t
e
d
w
i
t
h
t
h
e
v
i
r
u
s
i
n
h
o
u
se
s.
T
h
e
se
d
e
v
i
c
e
s p
e
r
i
o
d
i
c
a
l
l
y
r
e
a
d
t
h
e
b
o
d
y
t
e
mp
e
r
a
t
u
r
e
,
t
h
e
p
e
r
c
e
n
t
a
g
e
o
f
o
x
y
g
e
n
,
a
n
d
t
h
e
h
e
a
r
t
b
e
a
t
,
a
n
d
se
n
d
t
h
e
m v
i
a
t
h
e
mo
b
i
l
e
n
e
t
w
o
r
k
o
r
t
h
e
I
n
t
e
r
n
e
t
t
o
t
h
e
h
o
sp
i
t
a
l
's c
o
n
t
r
o
l
u
n
i
t
,
w
h
i
c
h
i
s
u
n
d
e
r
t
h
e
su
p
e
r
v
i
si
o
n
o
f
sp
e
c
i
a
l
i
z
e
d
me
d
i
c
a
l
p
e
r
so
n
n
e
l
.
A
l
so
,
t
h
e
se
d
e
v
i
c
e
s a
l
e
r
t
w
h
e
n
t
h
e
p
a
t
i
e
n
t
's
c
o
n
d
i
t
i
o
n
d
e
t
e
r
i
o
r
a
t
e
s a
n
d
h
a
v
e
t
h
e
a
b
i
l
i
t
y
t
o
a
u
t
o
mat
i
c
a
l
l
y
c
o
n
t
r
o
l
t
h
e
p
e
r
c
e
n
t
a
g
e
o
f
o
x
y
g
e
n
d
e
p
e
n
d
i
n
g
o
n
t
h
e
p
a
t
i
e
n
t
’
s
c
o
n
d
i
t
i
o
n
.
•
R
e
d
u
c
i
n
g
h
o
s
p
i
t
a
l
v
i
s
i
t
s
b
y
r
e
l
a
t
i
v
e
s o
f
p
a
t
i
e
n
t
s,
t
h
e
r
e
b
y
t
r
a
n
s
mi
t
t
i
n
g
t
h
e
v
i
r
u
s o
u
t
o
f
t
h
e
h
o
sp
i
t
a
l
.
•
R
e
d
u
c
i
n
g
mo
me
n
t
u
m o
n
h
o
sp
i
t
a
l
s
a
n
d
me
d
i
c
a
l
st
a
f
f
.
•
R
e
d
u
c
i
n
g
c
o
n
t
a
c
t
t
i
me
s
b
e
t
w
e
e
n
me
d
i
c
a
l
st
a
f
f
a
n
d
p
a
t
i
e
n
t
s t
o
mai
n
t
a
i
n
me
d
i
c
a
l
st
a
f
f
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
22
,
No
.
3
,
J
u
n
e
2
0
2
1
:
1
5
6
5
-
1
5
7
2
1568
4.
F
RAM
E
WO
RK
F
O
R
A
P
R
O
P
O
SE
D
I
D
E
A
T
h
e
in
ter
n
et
o
f
th
i
n
g
s
(
I
o
T
)
i
s
an
i
n
n
o
v
ati
v
e
p
latf
o
r
m
to
b
u
ild
a
s
y
s
te
m
ag
a
in
s
t
t
h
e
C
OVI
D
-
19
.
Am
o
n
g
th
e
m
o
s
t
i
m
p
o
r
ta
n
t
s
t
ep
s
th
at
ca
n
b
e
tak
en
to
b
u
il
d
an
in
teg
r
ated
s
y
s
te
m
a
g
ai
n
s
t
C
o
r
o
n
av
ir
u
s
ar
e:
i)
First
s
tep
:
Usi
n
g
a
v
ar
iet
y
o
f
in
ter
n
et
o
f
th
i
n
g
s
tech
n
o
lo
g
i
es,
h
ea
lth
d
ata
ab
o
u
t
in
f
ec
ted
p
atien
ts
is
co
llected
f
r
o
m
s
e
v
er
al
s
ite
s
t
h
r
o
u
g
h
co
n
tin
u
o
u
s
m
o
n
ito
r
in
g
; ii)
Seco
n
d
s
tep
: B
u
ild
in
g
a
v
ir
t
u
al
m
an
a
g
e
m
e
n
t
s
y
s
te
m
th
a
t
an
al
y
ze
s
th
e
co
llected
d
ata
a
n
d
m
ak
e
s
th
e
ap
p
r
o
p
r
iate
d
ec
is
io
n
s
b
ased
o
n
th
e
ex
p
er
ien
ce
g
ain
ed
f
r
o
m
th
e
an
al
y
s
is
o
f
th
e
p
r
ev
io
u
s
d
ata
;
iii)
T
h
ir
d
s
tep
:
An
al
y
ze
n
e
w
d
ata
an
d
m
a
k
e
i
m
m
ed
iate
q
u
i
ck
d
ec
is
io
n
s
to
aid
cr
itical
ca
s
es o
f
p
atie
n
ts
w
it
h
C
OVI
D
-
19
; iv
)
Fo
u
r
th
s
tep
:
C
o
n
tr
o
llin
g
t
h
e
d
ata
an
d
f
o
llo
w
i
n
g
u
p
t
h
e
i
n
co
m
i
n
g
an
d
o
u
tg
o
i
n
g
r
ep
o
r
ts
o
f
t
h
e
p
atien
t
s
in
f
ec
ted
w
it
h
C
o
r
o
n
a
v
ir
u
s
.
T
h
e
id
ea
o
f
th
e
s
y
s
te
m
i
n
t
h
e
f
o
r
m
o
f
s
tep
s
t
h
at
ca
n
b
e
r
elied
u
p
o
n
to
s
u
p
p
o
r
t
th
e
h
ea
lt
h
s
ec
to
r
h
as
s
h
o
w
n
i
n
Fi
g
u
r
e
2
.
Fi
g
u
r
e
3
s
h
o
w
s
a
f
r
a
m
e
w
o
r
k
f
o
r
o
n
e
o
f
th
e
p
r
o
p
o
s
ed
id
ea
s
th
at
ca
n
b
e
co
n
s
tr
u
cted
u
s
i
n
g
I
o
T
tech
n
o
lo
g
ies.
T
h
e
id
ea
is
to
b
u
i
ld
an
in
teg
r
ated
s
y
s
te
m
to
m
o
n
ito
r
m
o
b
ile
p
eo
p
le
in
f
ec
ted
w
it
h
C
o
r
o
n
av
ir
u
s
,
in
s
id
e
o
r
o
u
ts
id
e
h
o
m
es.
T
h
is
s
y
s
te
m
co
n
s
is
t
s
o
f
th
r
ee
m
ain
p
ar
ts
:
T
h
e
f
ir
s
t
p
ar
t
is
ca
lled
th
e
T
r
an
s
m
itter
p
ar
t
o
f
th
e
p
r
o
p
o
s
ed
s
y
s
te
m
w
it
h
m
o
b
ile
p
atien
t
s
(
T
P
SMP
s
)
,
w
h
er
e
ea
ch
p
a
tien
t
h
as
its
T
P
SMP
.
T
h
e
s
ec
o
n
d
p
ar
t
is
ca
lled
t
h
e
r
ec
eiv
er
p
ar
t
o
f
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
i
n
h
o
s
p
ital
s
(
R
P
SHs
)
,
w
h
er
e
ea
ch
h
o
s
p
ital
h
as it
s
R
P
SH.
T
h
e
th
ir
d
s
ec
tio
n
is
a
n
in
te
lli
g
en
t
e
m
er
g
e
n
c
y
s
y
s
te
m
i
n
th
e
m
ai
n
co
n
tr
o
ller
u
n
it.
Fig
u
r
e
2
.
I
m
p
le
m
e
n
tatio
n
s
s
te
p
s
o
f
th
e
p
r
o
p
o
s
ed
s
y
s
te
m
th
a
t
u
s
es I
o
T
tech
n
iq
u
e
s
T
h
e
T
P
SMP
c
o
n
s
is
t
s
o
f
s
ev
er
al
s
en
s
o
r
s
to
m
ea
s
u
r
e
th
e
te
m
p
er
atu
r
e
o
f
th
e
p
atien
t’
s
b
o
d
y
,
h
ea
r
t
r
ate,
o
x
y
g
en
p
er
ce
n
ta
g
e,
b
lo
o
d
p
r
e
s
s
u
r
e,
b
lo
o
d
s
u
g
ar
,
an
d
lo
ca
te
th
e
p
atien
t’
s
lo
ca
tio
n
.
T
h
e
v
alu
es
r
ec
eiv
ed
f
r
o
m
th
ese
s
en
s
o
r
s
ar
e
tr
an
s
f
er
r
ed
t
o
a
co
n
tr
o
l
u
n
i
t
t
h
at
co
llects
t
h
is
i
n
f
o
r
m
atio
n
i
n
t
h
e
f
o
r
m
o
f
a
m
es
s
ag
e
ca
l
led
m
es
s
ag
e
o
f
m
o
b
ile
p
atien
t
(
Mo
MP
)
an
d
th
is
m
es
s
ag
e
is
s
e
n
t
th
r
o
u
g
h
th
e
g
lo
b
al
s
y
s
te
m
f
o
r
m
o
b
il
e
co
m
m
u
n
icatio
n
s
(
GS
M)
n
et
wo
r
k
to
th
e
R
P
S
H
in
h
o
s
p
ita
ls
.
T
h
e
R
P
SH
co
n
s
is
t
s
o
f
a
r
ec
eiv
i
n
g
s
y
s
te
m
th
at
r
ec
eiv
es
t
h
e
i
n
co
m
i
n
g
Mo
M
P
m
e
s
s
a
g
es
f
r
o
m
T
P
SMP
s
th
r
o
u
g
h
t
h
e
G
SM
n
et
w
o
r
k
an
d
d
is
p
lay
s
t
h
e
m
o
n
m
o
n
ito
r
i
n
g
s
cr
ee
n
s
to
b
e
v
ie
wed
b
y
th
e
s
p
ec
iali
s
ts
.
C
o
p
ies
o
f
th
e
Mo
MP
m
e
s
s
a
g
es
ar
e
s
e
n
t
to
th
e
in
te
ll
i
g
en
t
e
m
er
g
e
n
c
y
s
y
s
te
m
.
T
h
e
m
a
in
co
n
tr
o
ller
u
n
it
co
n
s
is
ti
n
g
o
f
an
in
te
lli
g
en
t
e
m
er
g
en
c
y
s
y
s
te
m
o
n
a
s
er
v
er
.
T
h
e
in
telli
g
e
n
t
e
m
er
g
e
n
c
y
s
y
s
te
m
a
n
al
y
ze
s
t
h
e
d
ata
co
n
tai
n
ed
i
n
t
h
e
Mo
MP
m
e
s
s
a
g
es
a
n
d
ta
k
es
ap
p
r
o
p
r
iate
d
ec
is
io
n
s
i
n
e
m
er
g
e
n
c
y
ca
s
es.
I
f
t
h
e
d
ata
in
th
e
m
es
s
ag
e
i
n
d
icate
s
t
h
at
t
h
e
p
atien
t
’
s
co
n
d
it
io
n
is
n
o
r
m
al,
th
e
s
y
s
te
m
w
ill
o
n
l
y
d
is
p
la
y
th
a
t
m
e
s
s
a
g
e
o
n
t
h
e
s
cr
ee
n
s
in
h
o
s
p
ital
s
f
o
r
m
o
n
ito
r
in
g
b
y
s
p
ec
iali
s
t
d
o
cto
r
s
.
B
u
t,
if
t
h
e
r
ec
eiv
ed
m
es
s
ag
e
co
n
tain
s
d
ata
in
d
icat
in
g
to
f
i
n
d
a
cr
itical
ca
s
e,
th
e
s
y
s
te
m
w
o
r
k
s
to
aler
t
th
e
s
p
ec
ialis
t
d
o
cto
r
s
b
y
s
en
d
i
n
g
a
n
e
m
er
g
en
c
y
m
es
s
ag
e
to
t
h
e
n
ea
r
est
h
o
s
p
ital
t
o
th
e
p
atie
n
t’
s
lo
ca
tio
n
,
in
c
l
u
d
in
g
t
h
e
p
atie
n
t
’
s
co
n
d
itio
n
d
ata,
to
p
r
esen
t
it
to
th
e
s
p
ec
ialis
t
d
o
cto
r
an
d
s
en
d
th
e
a
m
b
u
la
n
ce
to
th
e
p
atien
t’
s
lo
ca
tio
n
as
s
o
o
n
as
p
o
s
s
ib
le.
B
esid
es
,
an
em
er
g
en
c
y
m
e
s
s
a
g
e
co
n
tai
n
i
n
g
s
o
m
e
f
ir
s
t
aid
in
s
tr
u
c
tio
n
s
ca
lle
d
(
E
MFA
)
is
s
en
t
to
o
n
e
o
f
th
e
p
atie
n
t
'
s
r
elati
v
es
u
n
til t
h
e
a
m
b
u
la
n
ce
ar
r
iv
es.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4752
N
ew id
ea
s
a
n
d
fr
a
mewo
r
k
fo
r
co
mb
a
tin
g
C
OV
I
D
-
1
9
p
a
n
d
em
ic
u
s
in
g
I
o
T tec
h
n
o
lo
g
ies
(
Hu
s
s
ein
M.
Ha
g
la
n
)
1569
Fig
u
r
e
3
.
Fra
m
e
w
o
r
k
f
o
r
a
p
r
o
p
o
s
ed
id
ea
5.
T
H
E
E
XP
E
C
T
E
D
ADVA
N
T
A
G
E
S
T
h
e
i
m
p
o
r
tan
t
ad
v
a
n
ta
g
es
th
at
ca
n
b
e
o
b
tain
ed
w
h
e
n
i
m
p
le
m
e
n
ti
n
g
a
co
m
p
r
eh
e
n
s
iv
e
m
o
n
ito
r
i
n
g
s
y
s
te
m
b
ased
o
n
t
h
e
in
ter
n
et
o
f
t
h
i
n
g
s
tec
h
n
o
lo
g
ies
o
n
t
h
e
p
atien
t
a
n
d
h
o
s
p
ital
s
id
es
t
o
s
tan
d
a
g
ai
n
s
t
th
e
C
o
r
o
n
a
p
an
d
em
ic
ca
n
b
e
s
u
m
m
ar
ized
as
f
o
llo
w
s
:
i)
T
o
ca
p
tu
r
e
r
ea
l
-
ti
m
e
d
ata
an
d
o
th
er
n
ec
e
s
s
ar
y
in
f
o
r
m
atio
n
ab
o
u
t
th
e
co
n
d
iti
o
n
o
f
a
p
atien
t
w
it
h
C
o
r
o
n
a
v
i
r
u
s
[
38]
-
[
40]
;
ii)
E
n
s
u
r
e
th
at
all
p
eo
p
le
in
f
ec
te
d
w
it
h
t
h
e
v
ir
u
s
ar
e
q
u
ar
an
ti
n
ed
;
iii)
A
s
y
s
te
m
b
ased
o
n
I
o
T
tech
n
o
lo
g
ies
i
s
co
n
s
id
er
ed
as
a
r
ap
i
d
an
d
i
m
m
ed
iate
m
o
n
ito
r
i
n
g
s
y
s
te
m
;
iv
)
T
r
ac
k
all
p
atie
n
ts
at
r
is
k
o
f
th
is
v
ir
u
s
t
h
r
o
u
g
h
th
e
I
n
ter
n
et,
b
y
m
o
n
ito
r
in
g
b
lo
o
d
p
r
ess
u
r
e,
te
m
p
er
atu
r
e,
h
ea
r
t
r
ate,
an
d
o
x
y
g
e
n
le
v
els
[
4
1
]
;
v
)
I
m
p
r
o
v
e
t
h
e
e
f
f
ic
ie
n
c
y
o
f
t
h
e
m
ed
ical
s
taf
f
;
v
i)
R
elie
v
e
p
r
ess
u
r
e
an
d
b
u
r
d
en
o
n
m
ed
ical
p
er
s
o
n
n
el
;
v
ii)
R
ed
u
cin
g
th
e
p
er
ce
n
tag
e
o
f
er
r
o
r
s
th
at
m
a
y
o
cc
u
r
as a
r
esu
lt o
f
w
o
r
k
p
r
ess
u
r
e.
6.
CO
NCLU
SI
O
N
I
n
th
is
p
ap
er
,
th
e
i
m
p
o
r
tan
ce
o
f
I
o
T
tech
n
o
lo
g
ies
in
b
u
ild
i
n
g
s
m
ar
t
s
y
s
te
m
s
i
s
ex
p
lai
n
e
d
an
d
h
o
w
th
e
y
ar
e
u
s
ed
to
s
u
p
p
o
r
t
th
e
h
ea
lth
s
ec
to
r
.
I
n
th
e
r
elate
d
w
o
r
k
s
ec
tio
n
,
s
p
ec
ial
e
m
p
h
as
is
h
as
b
ee
n
p
lace
d
o
n
th
e
latest
p
r
ev
io
u
s
r
esear
ch
e
s
th
at
h
a
v
e
ad
o
p
ted
v
ar
io
u
s
tech
n
o
lo
g
ies
f
r
o
m
th
e
i
n
ter
n
et
o
f
th
i
n
g
s
to
s
tan
d
ag
ain
s
t t
h
e
C
OVI
D
-
19
p
an
d
em
ic
,
b
y
r
e
v
ie
w
i
n
g
an
d
a
n
al
y
z
i
n
g
th
e
m
et
h
o
d
,
g
o
als,
a
n
d
r
esu
lts
o
f
ea
c
h
r
esear
c
h
.
So
m
e
o
f
th
e
m
o
s
t
i
m
p
o
r
tan
t
w
o
r
k
s
w
er
e
r
ea
ch
ed
b
y
co
m
p
ar
in
g
a
n
d
an
al
y
z
in
g
th
e
s
e
w
o
r
k
s
w
it
h
ea
ch
o
th
er
d
ep
en
d
in
g
o
n
th
e
s
er
v
ice
s
t
h
a
t
ea
ch
s
y
s
te
m
ca
n
p
r
o
v
id
e.
Als
o
,
m
a
n
y
id
ea
s
th
at
ca
n
b
e
a
d
o
p
ted
as
s
y
s
te
m
s
b
ased
o
n
I
o
T
tech
n
o
lo
g
ie
s
th
at
ca
n
s
u
p
p
o
r
t
th
e
h
ea
l
th
s
ec
t
o
r
to
co
m
b
at
th
e
C
o
r
o
n
av
ir
u
s
w
er
e
p
r
o
p
o
s
ed
.
A
f
r
a
m
e
w
o
r
k
w
as
p
r
o
p
o
s
ed
f
o
r
o
n
e
o
f
t
h
e
i
d
ea
s
t
h
at
co
u
ld
b
e
ad
o
p
ted
as
a
co
m
p
r
eh
en
s
i
v
e
m
o
n
ito
r
i
n
g
s
y
s
te
m
b
et
w
ee
n
p
atien
t
s
m
o
v
i
n
g
i
n
a
n
d
o
u
t
o
f
h
o
m
es
a
n
d
h
o
s
p
ital
s
u
s
i
n
g
an
in
te
lli
g
en
t
e
m
er
g
en
c
y
s
y
s
te
m
.
So
m
e
o
f
th
e
ex
p
ec
ted
b
en
e
f
its
t
h
at
co
u
l
d
b
e
g
ain
ed
f
r
o
m
i
m
p
le
m
e
n
ti
n
g
th
e
p
r
o
p
o
s
ed
f
r
a
m
e
w
o
r
k
w
er
e
p
r
esen
ted
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
22
,
No
.
3
,
J
u
n
e
2
0
2
1
:
1
5
6
5
-
1
5
7
2
1570
AP
P
E
NDI
X
T
ab
le
1
.
T
h
e
m
o
s
t i
m
p
o
r
tan
t p
r
ev
io
u
s
w
o
r
k
s
t
h
at
u
s
ed
I
o
T
te
ch
n
iq
u
es a
g
ai
n
s
t
C
OVI
D
-
19
p
an
d
e
m
ic
R
e
f
e
r
e
n
c
e
T
h
e
I
o
T
t
e
c
h
n
i
q
u
e
s
T
h
e
me
t
h
o
d
o
f
w
o
r
k
O
b
j
e
c
t
i
v
e
T
h
e
r
e
su
l
t
S
w
a
y
a
msid
d
h
a
&
M
o
h
a
n
t
y
i
n
2
0
2
0
[
2
6
]
C
I
o
M
T
C
o
n
n
e
c
t
a
l
l
p
e
r
so
n
s t
o
a
n
e
t
w
o
r
k
t
o
mo
n
i
t
o
r
a
n
d
m
a
n
a
g
e
t
h
e
i
n
f
e
c
t
e
d
c
a
se
s o
f
C
O
V
I
D
-
19
.
R
e
d
u
c
i
n
g
t
i
me
a
n
d
e
f
f
o
r
t
o
n
h
e
a
l
t
h
p
e
r
so
n
n
e
l
a
n
d
a
c
c
u
r
a
t
e
d
i
a
g
n
o
si
s
t
o
s
a
v
e
p
e
o
p
l
e
.
R
e
a
l
-
t
i
me
t
r
a
c
k
i
n
g
,
c
o
n
t
a
c
t
t
r
a
c
k
i
n
g
,
r
e
mo
t
e
h
e
a
l
t
h
mo
n
i
t
o
r
i
n
g
,
su
r
v
e
i
l
l
a
n
c
e
,
r
a
p
i
d
d
i
a
g
n
o
si
s o
f
t
h
e
c
a
se
s,
c
l
u
st
e
r
i
n
g
,
a
n
d
scre
e
n
i
n
g
.
N
i
l
a
sh
i
e
t
a
l
.
i
n
2
0
2
0
[
2
7
]
T
h
e
w
e
a
r
a
b
l
e
d
e
v
i
c
e
s t
h
a
t
d
e
p
e
n
d
o
n
I
o
T
Ed
u
c
a
t
i
n
g
p
e
o
p
l
e
o
n
t
h
e
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
w
e
a
r
a
b
l
e
d
e
v
i
c
e
s.
C
h
e
c
k
t
h
e
a
d
v
a
n
t
a
g
e
s o
f
d
e
v
i
c
e
s t
h
a
t
u
se
t
h
e
I
o
T
t
e
c
h
n
o
l
o
g
y
a
n
d
t
h
e
i
r
b
e
n
e
f
i
t
s
i
n
c
a
se
o
f
o
u
t
b
r
e
a
k
s o
f
d
i
se
a
se
s s
u
c
h
a
s
C
O
V
I
D
-
19
,
a
n
d
e
d
u
c
a
t
e
p
e
o
p
l
e
a
b
o
u
t
w
e
a
r
i
n
g
t
h
e
m.
F
i
n
d
i
n
g
t
h
e
a
b
i
l
i
t
y
t
o
u
se
so
c
i
a
l
me
d
i
a
a
n
d
a
d
v
i
se
a
g
e
n
t
s o
n
h
o
w
t
o
a
d
v
e
r
t
i
se
a
n
d
mar
k
e
t
i
n
g
t
o
u
r
g
e
p
e
o
p
l
e
t
h
e
w
e
a
r
i
n
g
d
e
v
i
c
e
s t
h
a
t
u
se
t
h
e
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
R
a
h
ma
n
e
t
a
l
.
i
n
2
0
2
0
[
2
8
]
I
n
t
e
l
l
i
g
e
n
t
d
i
se
a
se
su
r
v
e
i
l
l
a
n
c
e
sy
st
e
ms a
d
o
p
t
I
o
T
G
o
v
e
r
n
me
n
t
a
l
d
i
r
e
c
t
i
v
e
s
t
o
a
d
o
p
t
r
a
p
i
d
h
e
a
l
t
h
me
a
su
r
e
s b
a
se
d
o
n
smar
t
t
e
c
h
n
o
l
o
g
i
e
s
C
o
l
l
e
c
t
i
n
g
a
n
d
a
n
a
l
y
z
i
n
g
i
n
f
o
r
mat
i
o
n
o
b
t
a
i
n
e
d
f
r
o
m
smar
t
mo
n
i
t
o
r
i
n
g
sy
st
e
ms
t
h
a
t
u
se
I
o
T
t
e
c
h
n
o
l
o
g
i
e
s
H
e
l
p
me
d
i
c
a
l
s
t
a
f
f
t
o
t
h
e
e
a
r
l
y
i
d
e
n
t
i
f
i
c
a
t
i
o
n
o
f
p
o
t
e
n
t
i
a
l
p
l
a
c
e
s t
o
o
u
t
b
r
e
a
k
s o
f
d
i
se
a
se
s t
o
r
e
d
u
c
e
t
h
e
sp
r
e
a
d
o
f
C
O
V
I
D
-
19
T
r
i
p
a
t
h
y
e
t
a
l
.
i
n
2
0
2
0
[
2
9
]
Ea
sy
B
a
n
d
a
d
o
p
t
I
o
M
T
A
u
t
o
mat
i
c
c
a
l
l
t
r
a
c
k
i
n
g
T
o
r
e
d
u
c
e
t
h
e
c
a
se
s t
h
a
t
c
a
n
b
e
i
n
f
e
c
t
e
d
w
i
t
h
C
O
V
I
D
-
19
a
n
d
e
n
c
o
u
r
a
g
e
t
h
e
n
e
c
e
ssary
so
c
i
a
l
s
p
a
c
i
n
g
T
h
e
r
e
su
l
t
s e
x
p
e
c
t
t
h
a
t
Ea
sy
B
a
n
d
i
n
t
h
e
f
u
t
u
r
e
w
i
l
l
b
e
a
n
i
n
t
e
g
r
a
l
p
a
r
t
o
f
smar
t
h
e
a
l
t
h
c
a
r
e
c
o
mp
o
n
e
n
t
s
S
i
n
g
h
e
t
a
l
.
i
n
2
0
2
0
[
3
0
]
H
e
a
l
t
h
c
a
r
e
sy
st
e
ms t
h
a
t
r
e
l
y
o
n
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
t
e
c
h
n
o
l
o
g
i
e
s
S
e
a
r
c
h
u
si
n
g
p
o
p
u
l
a
r
e
n
g
i
n
e
s
l
i
k
e
G
o
o
g
l
e
S
c
h
o
l
a
r
,
S
c
o
p
e
s,
a
n
d
R
e
se
a
r
c
h
G
a
t
e
a
b
o
u
t
t
h
e
k
e
y
w
o
r
d
s "
C
O
V
I
D
-
19
"
,
"
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s"
,
a
n
d
"
I
o
T
"
Ex
p
l
o
r
e
a
n
d
r
e
v
i
e
w
mo
st
o
f
t
h
e
r
e
se
a
r
c
h
e
s t
h
a
t
u
se
t
h
e
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
t
e
c
h
n
o
l
o
g
i
e
s t
o
i
n
v
e
st
t
h
e
m
i
n
st
a
n
d
i
n
g
u
p
a
g
a
i
n
s
t
C
O
V
I
D
-
19
.
I
mp
l
e
me
n
t
i
n
g
I
o
T
s
t
e
c
h
n
o
l
o
g
i
e
s,
r
e
d
u
c
i
n
g
h
e
a
l
t
h
c
a
r
e
c
o
st
s fo
r
C
o
r
o
n
a
p
a
t
i
e
n
t
s,
a
n
d
i
mp
r
o
v
i
n
g
t
r
e
a
t
me
n
t
o
u
t
c
o
me
s
F
a
t
i
ma
e
t
a
l
.
i
n
2
0
2
0
[
3
1
]
I
o
T
S
M
C
F
I
S
A
n
I
o
T
s
y
st
e
m
w
a
s d
e
v
e
l
o
p
e
d
b
y
se
n
so
r
s t
h
a
t
c
o
n
n
e
c
t
t
o
t
h
e
p
a
t
i
e
n
t
’
s b
o
d
y
,
w
h
i
c
h
c
o
n
n
e
c
t
s
t
o
t
h
e
d
a
t
a
b
a
se
o
f
t
h
e
i
n
t
e
r
n
a
l
sy
st
e
m
t
h
a
t
u
se
s fu
z
z
y
l
o
g
i
c
t
e
c
h
n
o
l
o
g
y
t
o
mo
n
i
t
o
r
p
a
t
i
e
n
t
s
a
n
d
p
r
e
d
i
c
t
r
e
su
l
t
s
t
o
d
e
t
e
r
mi
n
e
i
f
t
h
e
p
a
t
i
e
n
t
i
s
i
n
f
e
c
t
e
d
w
i
t
h
C
O
V
I
D
-
19
o
r
n
o
t
.
T
o
mo
n
i
t
o
r
p
a
t
i
e
n
t
s
a
n
d
d
e
t
e
r
mi
n
e
w
h
e
t
h
e
r
t
h
e
y
a
r
e
i
n
f
e
c
t
e
d
w
i
t
h
C
O
V
I
D
-
19
o
r
n
o
t
.
T
h
e
o
u
t
c
o
me
s o
f
t
h
e
p
r
o
p
o
se
d
sy
st
e
m w
e
r
e
v
e
r
y
sat
i
sf
a
c
t
o
r
y
M
o
h
a
mm
e
d
e
t
al
.
i
n
2
0
2
0
[
3
2
]
T
h
e
S
mart
H
e
l
me
t
S
y
st
e
m
A
smar
t
h
e
l
me
t
t
h
a
t
c
o
n
t
a
i
n
s
a
sy
st
e
m t
h
a
t
c
a
n
a
u
t
o
ma
t
i
c
a
l
l
y
d
e
t
e
c
t
a
v
i
r
u
s I
o
T
t
h
r
o
u
g
h
c
o
m
p
l
e
x
t
h
e
r
mal
i
m
a
g
i
n
g
P
r
o
t
e
c
t
i
n
g
h
e
a
l
t
h
p
e
r
so
n
n
e
l
f
r
o
m d
i
r
e
c
t
l
y
t
a
c
h
w
i
t
h
C
O
V
I
D
-
19
p
a
t
i
e
n
t
s
T
h
e
o
u
t
c
o
me
s o
f
t
h
e
p
r
o
p
o
se
d
sy
st
e
m w
e
r
e
v
e
r
y
sat
i
sf
a
c
t
o
r
y
W
a
n
g
e
t
a
l
.
i
n
2
0
2
0
[
3
3
]
S
I
o
T
T
h
e
so
c
i
a
l
r
e
l
a
t
i
o
n
s
h
i
p
s
b
e
t
w
e
e
n
mo
b
i
l
e
d
e
v
i
c
e
s (S
I
O
T
)
w
e
r
e
u
se
d
t
o
c
o
l
l
e
c
t
d
a
t
a
r
e
l
a
t
e
d
t
o
t
h
e
p
r
o
b
l
e
m o
f
t
h
e
s
p
r
e
a
d
o
f
C
O
V
I
D
-
19
, af
t
e
r
t
h
a
t
,
a
n
R
A
I
a
l
g
o
r
i
t
h
m
w
a
s p
r
o
p
o
se
d
t
o
so
l
v
e
t
h
i
s
p
r
o
b
l
e
m
a
f
t
e
r
c
o
n
v
e
r
t
i
n
g
t
h
i
s
p
r
o
b
l
e
m t
o
t
h
e
M
W
V
C
p
r
o
b
l
e
m.
H
e
l
p
i
n
g
t
o
c
o
n
t
r
o
l
t
h
e
i
n
f
e
c
t
i
o
n
r
a
t
e
o
f
C
o
r
o
n
a
v
i
r
u
s
t
h
r
o
u
g
h
e
a
r
l
y
d
i
a
g
n
o
si
s o
f
i
n
f
e
c
t
e
d
c
a
se
s.
T
h
e
r
e
su
l
t
s sh
o
w
e
d
t
h
a
t
t
h
e
p
r
o
p
o
se
d
sy
st
e
m
c
o
u
l
d
s
i
g
n
i
f
i
c
a
n
t
l
y
r
e
d
u
c
e
t
h
e
p
r
e
v
a
l
e
n
c
e
o
f
t
h
e
C
r
o
h
n
v
i
r
u
s
V
a
san
t
h
a
r
a
o
&
A
r
i
f
u
n
n
e
e
sa
i
n
2
0
2
0
[
3
4
]
A
r
d
u
i
n
o
U
N
O
S
mart
t
u
n
n
e
l
d
e
si
g
n
e
d
u
si
n
g
A
r
d
u
i
n
o
U
n
o
t
e
c
h
n
o
l
o
g
y
a
n
d
c
o
n
n
e
c
t
e
d
t
o
t
h
e
I
n
t
e
r
n
e
t
t
o
b
e
p
l
a
c
e
d
i
n
t
h
e
e
n
t
r
a
n
c
e
s o
f
mark
e
t
s
a
n
d
o
t
h
e
r
c
r
o
w
d
e
d
p
l
a
c
e
s
T
o
st
e
r
i
l
i
z
e
a
n
d
me
a
su
r
e
t
h
e
t
e
mp
e
r
a
t
u
r
e
o
f
p
e
o
p
l
e
e
n
t
e
r
i
n
g
t
o
d
e
t
e
c
t
p
e
o
p
l
e
w
i
t
h
C
O
V
I
D
-
19
T
h
e
s
y
st
e
m w
a
s t
r
i
e
d
a
n
d
w
o
r
k
e
d
w
e
l
l
a
n
d
w
a
s
sat
i
sf
a
c
t
o
r
y
M
o
h
a
mm
e
d
e
t
al
.
i
n
2
0
2
0
[
3
5
]
D
r
o
n
e
s d
e
p
e
n
d
i
n
g
o
n
t
h
e
I
o
T
A
s
y
st
e
m i
s d
e
si
g
n
e
d
t
h
a
t
a
d
o
p
t
s
t
h
e
t
e
c
h
n
o
l
o
g
y
o
f
t
h
e
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
i
n
t
h
e
f
o
r
m o
f
d
r
o
n
e
s w
i
t
h
t
h
e
a
b
i
l
i
t
y
t
o
u
se
v
i
r
t
u
a
l
r
e
a
l
i
t
y
f
o
r
d
i
r
e
c
t
sca
n
n
i
n
g
o
n
p
e
o
p
l
e
t
o
r
e
v
e
a
l
t
h
e
t
h
e
r
mal
i
m
a
g
e
o
f
p
e
o
p
l
e
.
T
o
d
e
t
e
c
t
t
h
e
t
e
mp
e
r
a
t
u
r
e
o
f
p
e
o
p
l
e
o
n
d
r
o
n
e
s
,
u
si
n
g
t
h
e
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
t
e
c
h
n
o
l
o
g
y
.
T
h
e
r
e
su
l
t
s we
r
e
v
e
r
y
b
e
n
e
f
i
c
i
a
l
a
n
d
e
f
f
e
c
t
i
v
e
i
n
t
h
e
h
e
a
l
t
h
se
c
t
o
r
.
B
e
n
H
a
sse
n
e
t
al
.
i
n
2
0
2
0
[
3
6
]
U
se
t
h
e
I
o
T
t
e
c
h
n
i
q
u
e
t
o
b
u
i
l
d
a
h
o
me
h
o
sp
i
t
a
l
i
z
a
t
i
o
n
sy
st
e
m
T
h
e
mo
st
mo
d
e
r
n
t
e
c
h
n
o
l
o
g
i
e
s
w
h
i
c
h
a
r
e
c
l
o
u
d
c
o
mp
u
t
i
n
g
,
t
h
e
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s,
a
n
d
f
o
g
c
o
mp
u
t
i
n
g
,
w
e
r
e
u
se
d
t
o
b
u
i
l
d
a
h
o
me
h
o
sp
i
t
a
l
sy
st
e
m.
T
o
p
r
o
v
i
d
e
t
i
me
l
y
a
n
d
a
p
p
r
o
p
r
i
a
t
e
h
e
a
l
t
h
c
a
r
e
t
o
p
a
t
i
e
n
t
s w
i
t
h
C
O
V
I
D
-
19
a
n
d
t
o
r
e
d
u
c
e
t
h
e
mo
me
n
t
u
m
o
n
h
o
sp
i
t
a
l
s
a
n
d
me
d
i
c
a
l
st
a
f
f
.
T
h
e
r
e
su
l
t
s o
f
t
h
e
sy
st
e
m e
v
a
l
u
a
t
i
o
n
w
e
r
e
sat
i
sf
a
c
t
o
r
y
f
o
r
t
h
e
me
d
i
c
a
l
st
a
f
f
a
n
d
p
a
t
i
e
n
t
s.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4752
N
ew id
ea
s
a
n
d
fr
a
mewo
r
k
fo
r
co
mb
a
tin
g
C
OV
I
D
-
1
9
p
a
n
d
em
ic
u
s
in
g
I
o
T tec
h
n
o
lo
g
ies
(
Hu
s
s
ein
M.
Ha
g
la
n
)
1571
T
ab
le
2
.
A
co
m
p
ar
ati
v
e
b
et
w
e
en
s
er
v
ice
s
t
h
at
p
r
ev
io
u
s
I
o
T
s
y
s
te
m
s
co
n
tai
n
ed
to
co
m
b
at
C
OVI
D
-
19
R
e
f
e
r
e
n
c
e
I
n
o
r
O
u
t
o
f
t
h
e
h
o
s
p
i
t
a
l
Te
mp
e
r
a
t
u
r
e
mea
s
u
r
e
me
n
t
O
x
y
g
e
n
mea
s
u
r
e
me
n
t
H
e
a
r
t
r
a
t
e
mea
s
u
r
e
me
n
t
B
l
o
o
d
p
r
e
ss
u
r
e
mea
s
u
r
e
me
n
t
D
e
t
e
r
m
i
n
e
t
h
e
p
a
t
i
e
n
t
's
l
o
c
a
t
i
o
n
U
se
t
h
e
i
n
t
e
r
n
e
t
o
r
G
S
M
sav
i
n
g
i
n
f
o
r
mat
i
o
n
A
u
t
o
a
n
sw
e
r
H
e
a
l
t
h
A
w
a
r
e
n
e
ss
N
i
l
a
sh
i
e
t
a
l
.
[
2
7
]
O
u
t
Y
e
s
T
r
i
p
a
t
h
y
e
t
a
l
.
[
2
9
]
O
u
t
Y
e
s
Y
e
s
S
i
n
g
h
e
t
a
l
.
[
3
0
]
O
u
t
Y
e
s
Y
e
s
F
a
t
i
ma
e
t
a
l
.
[
3
1
]
In
Y
e
s
Y
e
s
Y
e
s
M
o
h
a
mm
e
d
e
t
a
l
.
[
3
2
]
O
u
t
Y
e
s
Y
e
s
Y
e
s
W
a
n
g
e
t
a
l
.
[
3
3
]
O
u
t
Y
e
s
Y
e
s
V
a
san
t
h
a
r
a
o
&
A
r
i
f
u
n
n
e
e
sa
[
3
4
]
O
u
t
Y
e
s
M
o
h
a
mm
e
d
e
t
a
l
.
[
3
5
]
O
u
t
Y
e
s
Y
e
s
H
a
sse
n
e
t
a
l
.
[
3
6
]
O
u
t
Y
e
s
Y
e
s
Y
e
s
G
a
r
g
e
t
a
l
.
[
3
7
]
O
u
t
Y
e
s
Y
e
s
Y
e
s
Y
e
s
RE
F
E
R
E
NC
E
S
[1
]
H.
M
.
Ha
g
lan
,
S
.
Yu
ss
o
f
,
K.
W
.
A
l
-
A
n
i,
H.
S
.
Ja
ss
im
,
a
n
d
D.
A
.
Ja
s
m
,
“
T
h
e
e
ff
e
c
t
o
f
n
e
t
w
o
rk
siz
e
a
n
d
d
e
n
si
ty
to
th
e
c
h
o
ice
o
f
z
o
n
e
ra
d
iu
s
in
Z
RP
,
”
In
d
o
n
e
s.
J
.
El
e
c
tr.
En
g
.
C
o
mp
u
t
.
S
c
i.
,
v
o
l.
2
0
,
n
o
.
1
,
p
p
.
2
0
6
-
2
1
3
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
e
c
s.v
2
0
.
i1
.
p
p
2
0
6
-
2
1
3
.
[2
]
H.
M
.
Ha
g
lan
e
t
a
l.
,
“
A
n
a
l
y
z
in
g
th
e
im
p
a
c
t
o
f
th
e
n
u
m
b
e
r
o
f
n
o
d
e
s
o
n
th
e
p
e
rf
o
rm
a
n
c
e
o
f
th
e
ro
u
ti
n
g
p
ro
to
c
o
ls
in
M
A
NE
T
e
n
v
iro
n
m
e
n
t,
”
Bu
l
l.
El
e
c
tr.
En
g
.
In
f
o
rm
a
ti
c
s
,
v
o
l.
1
0
,
n
o
.
1
,
p
p
.
4
3
4
-
4
4
0
,
2
0
2
1
,
d
o
i:
1
0
.
1
1
5
9
1
/ee
i.
v
1
0
i1
.
2
5
1
6
.
[3
]
K.
W
.
A
l
-
A
n
i,
S
.
Yu
ss
o
f
,
H.
M
.
Ha
g
lan
,
H.
S
h
a
k
e
r,
a
n
d
L
.
M
.
A
lan
i,
“
De
ter
m
in
in
g
a
n
o
p
ti
m
u
m
z
o
n
e
ra
d
iu
s
f
o
r
z
o
n
e
ro
u
ti
n
g
p
ro
t
o
c
o
l
(ZR
P
)
b
a
se
d
o
n
n
o
d
e
m
o
b
il
it
y
,
”
In
d
o
n
e
s.
J
.
El
e
c
tr.
En
g
.
C
o
mp
u
t.
S
c
i.
(
IJ
EE
CS
)
,
v
o
l
.
2
1
,
n
o
.
2
,
p
p
.
1
2
3
0
-
1
2
3
7
,
2
0
2
1
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
e
c
s.v
2
1
.
i2
.
p
p
1
2
3
0
-
1
2
3
7
.
[4
]
A
.
Ba
ss
e
l,
H.
M
.
Ha
g
lan
,
a
n
d
A
.
S
.
M
a
h
m
o
u
d
,
“
L
o
c
a
l
se
a
rc
h
a
lg
o
rit
h
m
s
b
a
se
d
o
n
b
e
n
c
h
m
a
rk
tes
t
f
u
n
c
ti
o
n
s
p
ro
b
lem
,
”
IAE
S
In
t.
J
.
Arti
f.
In
tell
.
,
v
o
l
.
9
,
n
o
.
3
,
p
p
.
5
2
9
-
5
3
4
,
2
0
2
0
,
d
o
i
:
1
0
.
1
1
5
9
1
/i
jai.
v
9
.
i3
.
p
p
5
2
9
-
5
3
4
.
[5
]
H.
M
.
Ha
g
lan
a
n
d
A
.
S
.
M
a
h
m
o
u
d
,
“
T
h
e
Da
ta
M
i
n
in
g
Re
li
a
b
il
it
y
fo
r
M
e
lan
o
m
a
Dise
a
s
e
Dia
g
n
o
sis,”
J
.
En
g
.
Ap
p
l.
S
c
i.
,
v
o
l
.
1
3
,
n
o
.
2
0
,
p
p
.
8
5
9
1
-
8
5
9
7
,
2
0
1
8
,
d
x
.
d
o
i.
o
rg
/1
0
.
3
6
4
7
8
/j
e
a
s
c
i.
2
0
1
8
.
8
5
9
1
.
8
5
9
7
.
[6
]
H.
M
.
Ha
g
lan
a
n
d
H.
J.
A
li
,
“
An
a
u
t
o
m
a
ti
c
s
y
st
e
m
f
o
r
d
e
tec
ti
n
g
v
o
lt
a
g
e
lea
k
s
in
h
o
u
se
s
to
sa
v
e
p
e
o
p
le’s
l
iv
e
s,”
In
d
o
n
e
s.
J
.
El
e
c
tr.
En
g
.
Co
mp
u
t
.
S
c
i.
(
IJ
EE
CS
)
,
v
o
l.
2
1
,
n
o
.
3
,
p
p
.
1
4
8
5
-
1
4
9
2
,
2
0
2
1
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
e
c
s.v
2
1
.
i3
.
p
p
1
4
8
5
-
1
4
9
2
.
[7
]
F
.
X
ia,
L
.
T
.
Ya
n
g
,
L
.
W
a
n
g
,
a
n
d
A
.
Vin
e
l,
“
In
tern
e
t
o
f
T
h
in
g
s,”
In
t.
J
.
Co
mm
u
n
.
S
y
st.
,
v
o
l.
2
5
,
n
o
.
9
,
p
p
.
1
1
01
-
1
1
0
2
,
2
0
1
2
,
d
o
i:
1
0
.
1
0
0
2
/d
a
c
.
[8
]
M
.
A
.
A
.
M
a
jee
d
a
n
d
T
.
D.
Ru
p
a
sin
g
h
e
,
“
In
tern
e
t
o
f
th
in
g
s
(Io
T
)
e
m
b
e
d
d
e
d
f
u
tu
re
su
p
p
ly
c
h
a
in
s
fo
r
in
d
u
stry
4
.
0
:
A
n
a
ss
e
ss
m
e
n
t
f
ro
m
a
n
ERP
-
b
a
se
d
f
a
sh
io
n
a
p
p
a
re
l
a
n
d
i
n
d
u
str
y
,
”
In
t.
J
.
S
u
p
p
ly
Ch
a
in
M
a
n
a
g
.
,
v
o
l
.
6
,
n
o
.
1
,
p
p
.
2
5
-
4
0
,
2
0
1
7
.
[9
]
A
.
S
.
M
ish
ra
,
J.
Ka
rth
ik
e
y
a
n
,
B.
Ba
r
m
a
n
,
a
n
d
R.
P
.
V
e
e
tt
il
,
“
Re
v
iew
o
n
Io
T
in
e
n
h
a
n
c
i
n
g
e
ff
icie
n
c
y
a
m
o
n
g
h
ig
h
e
r
e
d
u
c
a
ti
o
n
in
sti
tu
ti
o
n
s
,
”
J
.
Crit.
Re
v
.
,
v
o
l.
7
,
n
o
.
1
,
p
p
.
5
6
7
-
5
7
0
,
2
0
2
0
,
d
o
i:
1
0
.
3
1
8
3
8
/
jcr.0
7
.
0
1
.
1
0
9
.
[1
0]
M
.
Ba
g
h
e
ri
a
n
d
S
.
H.
M
o
v
a
h
e
d
,
“
T
h
e
Eff
e
c
t
o
f
th
e
In
tern
e
t
o
f
T
h
in
g
s
(Io
T
)
o
n
E
d
u
c
a
ti
o
n
B
u
si
n
e
ss
M
o
d
e
l
,
”
in
Pro
c
e
e
d
in
g
s
-
1
2
th
I
n
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
S
ig
n
a
l
Im
a
g
e
T
e
c
h
n
o
l
o
g
y
a
n
d
In
ter
n
e
t
-
Ba
se
d
S
y
ste
ms
,
S
IT
IS
,
2
0
1
6
,
p
p
.
4
3
5
-
4
4
1
,
d
o
i:
1
0
.
1
1
0
9
/
S
IT
IS
.
2
0
1
6
.
7
4
.
[1
1
]
M
.
H.
A
l
-
Ju
m
a
il
i,
H.
M
.
Ha
g
lan
,
M
.
K.
M
o
h
a
m
m
e
d
,
a
n
d
Q.
H.
Ees
e
e
,
“
A
n
a
u
to
m
a
ti
c
m
u
lt
i
-
a
x
is
so
lar
trac
k
in
g
s
y
ste
m
in
Ra
m
a
d
i
c
it
y
:
D
e
sig
n
a
n
d
im
p
le
m
e
n
tatio
n
,
”
In
d
o
n
e
s.
J
.
El
e
c
tr.
En
g
.
Co
mp
u
t.
S
c
i.
(
IJ
EE
CS
)
, v
o
l.
1
9
,
n
o
.
3
,
p
p
.
1
2
2
6
-
1
2
3
4
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
5
9
1
/i
jee
c
s.v
1
9
.
i3
.
p
p
1
1
2
6
-
1
2
3
4
.
[1
2
]
A
q
e
e
l
-
Ur
-
R
e
h
m
a
n
,
A
.
Z.
A
b
b
a
s
i,
N.
Isla
m
,
a
n
d
Z.
A
.
S
h
a
ik
h
,
“
A
re
v
ie
w
o
f
w
irele
s
s
se
n
so
rs
a
n
d
n
e
tw
o
rk
s’
a
p
p
li
c
a
ti
o
n
s
in
a
g
ricu
lt
u
re
,
”
Co
mp
u
t
.
S
t
a
n
d
.
In
ter
fa
c
e
s
,
v
o
l.
3
6
,
n
o
.
2
,
p
p
.
2
6
3
-
2
7
0
,
2
0
1
4
,
d
o
i:
1
0
.
1
0
1
6
/j
.
c
si.
2
0
1
1
.
0
3
.
0
0
4
.
[1
3
]
V
.
S
u
b
ra
m
a
n
i
y
a
s
wa
m
y
e
t
a
l.
,
“
A
n
o
n
to
lo
g
y
-
d
riv
e
n
p
e
rso
n
a
li
z
e
d
f
o
o
d
re
c
o
m
m
e
n
d
a
ti
o
n
in
I
o
T
-
b
a
se
d
h
e
a
lt
h
c
a
re
s
y
ste
m
,
”
J
.
S
u
p
e
rc
o
mp
u
t
.
,
v
o
l.
7
5
,
n
o
.
6
,
p
p
.
3
1
8
4
-
3
2
1
6
,
2
0
1
9
,
d
o
i:
1
0
.
1
0
0
7
/s
1
1
2
2
7
-
0
1
8
-
2
3
3
1
-
8.
[1
4
]
K.
Yo
sh
ig
o
e
,
W
.
Da
i,
M
.
A
b
r
a
m
so
n
,
a
n
d
A
.
Ja
c
o
b
s,
“
Ov
e
rc
o
m
in
g
in
v
a
sio
n
o
f
p
riv
a
c
y
in
sm
a
rt
h
o
m
e
e
n
v
iro
n
m
e
n
t
w
it
h
s
y
n
th
e
ti
c
p
a
c
k
e
t
in
jec
ti
o
n
,
”
i
n
IEE
E
2
0
1
5
T
RON
S
y
mp
o
siu
m
(
T
RONS
HO
W
)
,
2
0
1
5
,
p
p
.
1
-
7
,
d
o
i.
o
rg
/1
0
.
1
1
0
9
/T
RON
S
HO
W
.
2
0
1
4
.
7
3
9
6
8
7
5
.
[1
5
]
P
.
P
.
Ra
y
,
“
A
su
rv
e
y
o
n
In
tern
e
t
o
f
T
h
in
g
s
a
rc
h
it
e
c
tu
re
s,”
J
.
Kin
g
S
a
u
d
Un
iv.
-
C
o
mp
u
t.
I
n
f.
S
c
i.
,
v
o
l.
3
0
,
n
o
.
3
,
p
p
.
2
9
1
-
3
1
9
,
2
0
1
8
,
d
o
i:
1
0
.
1
0
1
6
/
j
.
jk
su
c
i.
2
0
1
6
.
1
0
.
0
0
3
.
[1
6
]
M
.
A
l
-
Ju
m
a
il
i
a
n
d
B.
Ka
rim
i,
“
M
a
x
i
m
u
m
b
o
tt
len
e
c
k
e
n
e
rg
y
ro
u
ti
n
g
(M
BER)
-
A
n
e
n
e
r
g
y
e
ff
icie
n
t
ro
u
ti
n
g
m
e
th
o
d
f
o
r
w
irele
ss
se
n
so
r
n
e
tw
o
rk
s,”
in
IEE
E
Co
n
fer
e
n
c
e
o
n
W
ire
les
s
S
e
n
so
rs
,
ICW
iS
E
2
0
1
6
,
2
0
1
6
,
p
p
.
3
8
-
4
4
,
d
o
i:
1
0
.
1
1
0
9
/ICW
IS
E.
2
0
1
6
.
8
1
8
7
7
5
9
.
[1
7
]
M
.
Us
a
k
,
M
.
Ku
b
iatk
o
,
M
.
S
.
S
h
a
b
b
ir
,
O.
V.
Du
d
n
ik
,
K.
Je
rm
si
tt
ip
a
rse
rt,
a
n
d
L
.
Ra
jab
i
o
n
,
“
He
a
lt
h
c
a
re
se
rv
ice
d
e
li
v
e
r
y
b
a
se
d
o
n
th
e
In
tern
e
t
o
f
th
in
g
s:
A
s
y
ste
m
a
ti
c
a
n
d
c
o
m
p
re
h
e
n
siv
e
stu
d
y
,
”
In
t.
J
.
Co
mm
u
n
.
S
y
st.
,
v
o
l.
3
3
,
n
o
.
2
,
p
p
.
1
-
1
7
,
2
0
2
0
,
d
o
i:
1
0
.
1
0
0
2
/d
a
c
.
4
1
7
9
.
[1
8
]
A
.
D
a
r
w
i
s
h
,
A
.
E
.
H
a
s
s
a
n
i
e
n
,
M
.
E
l
h
o
s
e
n
y
,
A
.
K
.
S
a
n
g
a
i
a
h
,
a
n
d
K
.
M
u
h
a
m
m
a
d
,
“
T
h
e
i
m
p
a
c
t
o
f
t
h
e
h
y
b
r
i
d
p
l
a
t
f
o
r
m
o
f
i
n
t
e
r
n
e
t
o
f
t
h
i
n
g
s
a
n
d
c
l
o
u
d
c
o
m
p
u
t
i
n
g
o
n
h
e
a
l
t
h
c
a
r
e
s
y
s
t
e
m
s
:
o
p
p
o
r
t
u
n
i
t
i
e
s
,
c
h
a
l
l
e
n
g
e
s
,
a
n
d
o
p
e
n
p
r
o
b
l
e
m
s
,
”
J
.
A
m
b
i
e
n
t
I
n
t
e
l
l
.
H
u
m
a
n
i
z
.
C
o
m
p
u
t
.
,
v
o
l
.
1
0
,
n
o
.
1
0
,
p
p
.
4
1
5
1
-
4
1
6
6
,
2
0
1
9
,
d
o
i
:
1
0
.
1
0
0
7
/
s
1
2
6
5
2
-
017
-
0659
-
1.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
22
,
No
.
3
,
J
u
n
e
2
0
2
1
:
1
5
6
5
-
1
5
7
2
1572
[1
9
]
F
.
Z
h
o
u
e
t
a
l
.
,
“
C
l
i
n
i
c
a
l
c
o
u
r
s
e
a
n
d
r
i
s
k
f
a
c
t
o
r
s
f
o
r
m
o
r
t
a
l
i
t
y
o
f
a
d
u
l
t
i
n
p
a
t
i
e
n
t
s
w
i
t
h
C
O
V
I
D
-
19
i
n
W
u
h
a
n
,
C
h
i
n
a
:
a
r
e
t
r
o
s
p
e
c
t
i
v
e
c
o
h
o
r
t
s
t
u
d
y
,
”
L
a
n
c
e
t
,
v
o
l
.
3
9
5
,
n
o
.
1
0
2
2
9
,
p
p
.
1
0
5
4
-
1
0
6
2
,
2
0
2
0
,
d
o
i
:
1
0
.
1
0
1
6
/
S
0
1
4
0
-
6
7
3
6
(
2
0
)
3
0
5
6
6
-
3.
[2
0
]
Y.
P
e
rw
e
j,
M
.
A
h
m
e
d
,
B.
Ke
ri
m
,
a
n
d
H.
A
li
,
“
A
n
Ex
ten
d
e
d
Re
v
ie
w
o
n
In
tern
e
t
o
f
T
h
in
g
s
(Io
T
)
a
n
d
it
s
P
r
o
m
isin
g
A
p
p
li
c
a
ti
o
n
s,”
Co
mm
u
n
.
Ap
p
l.
El
e
c
tro
n
.
,
v
o
l
.
7
,
n
o
.
2
6
,
p
p
.
8
-
2
2
,
2
0
1
9
,
d
o
i:
1
0
.
5
1
2
0
/ca
e
2
0
1
9
6
5
2
8
1
2
.
[2
1
]
K.
M
e
k
k
i,
E.
Ba
ji
c
,
F
.
Ch
a
x
e
l,
a
n
d
F
.
M
e
y
e
r,
“
A
c
o
m
p
a
ra
ti
v
e
stu
d
y
o
f
L
P
WA
N
tec
h
n
o
lo
g
ies
f
o
r
l
a
rg
e
-
s
c
a
le
Io
T
d
e
p
lo
y
m
e
n
t,
”
ICT
Exp
re
ss
,
v
o
l.
5
,
n
o
.
1
,
p
p
.
1
-
7
,
2
0
1
9
,
d
o
i:
1
0
.
1
0
1
6
/j
.
icte
.
2
0
1
7
.
1
2
.
0
0
5
.
[2
2
]
H
.
N
g
u
y
e
n
e
t
a
l
.
,
“
I
n
d
u
s
t
r
i
a
l
I
n
t
e
r
n
e
t
o
f
T
h
i
n
g
s
,
B
i
g
D
a
t
a
,
a
n
d
A
r
t
i
f
i
c
i
a
l
I
n
t
e
l
l
i
g
e
n
c
e
i
n
t
h
e
S
m
a
r
t
F
a
c
t
o
r
y
:
a
s
u
r
v
e
y
a
n
d
p
e
r
s
p
e
c
t
i
v
e
,
”
i
n
I
S
S
A
T
I
n
t
e
r
n
a
t
i
o
n
a
l
C
o
n
f
e
r
e
n
c
e
o
n
D
a
t
a
S
c
i
e
n
c
e
i
n
B
u
s
i
n
e
s
s
,
F
i
n
a
n
c
e
a
n
d
I
n
d
u
s
t
r
y
,
p
p
.
7
2
-
76
,
2019
.
[2
3
]
A
.
A
.
R.
M
a
d
u
sh
a
n
k
i,
M
.
N.
H
a
lg
a
m
u
g
e
,
W
.
A
.
H.
S
.
W
iras
a
g
o
d
a
,
a
n
d
A
.
S
y
e
d
,
“
A
d
o
p
ti
o
n
o
f
th
e
In
tern
e
t
o
f
T
h
in
g
s
(Io
T
)
in
a
g
ricu
lt
u
re
a
n
d
s
m
a
rt
f
a
r
m
in
g
to
w
a
rd
s
u
rb
a
n
g
re
e
n
in
g
:
A
re
v
ie
w
,
”
In
t.
J
.
A
d
v
.
Co
mp
u
t.
S
c
i.
Ap
p
l.
,
v
o
l.
1
0
,
n
o
.
4
,
p
p
.
1
1
-
2
8
,
2
0
1
9
,
d
o
i:
1
0
.
1
4
5
6
9
/
ij
a
c
sa
.
2
0
1
9
.
0
1
0
0
4
0
2
.
[2
4
]
A
.
A
b
u
a
rq
o
u
b
e
t
a
l
.
,
“
A
su
rv
e
y
o
n
i
n
tern
e
t
o
f
th
in
g
s
e
n
a
b
led
sm
a
rt
c
a
m
p
u
s
a
p
p
li
c
a
ti
o
n
s,”
in
AC
M
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
Pro
c
e
e
d
in
g
S
e
rie
s
,
p
p
.
1
-
7
,
2
0
1
7
,
d
o
i:
1
0
.
1
1
4
5
/3
1
0
2
3
0
4
.
3
1
0
9
8
1
0
.
[2
5
]
H.
A
h
m
a
d
i,
G
.
A
rji
,
L
.
S
h
a
h
m
o
ra
d
i,
R.
S
a
f
d
a
ri,
M
.
Nilas
h
i,
a
n
d
M
.
A
li
z
a
d
e
h
,
"
T
h
e
a
p
p
li
c
a
ti
o
n
o
f
in
t
e
rn
e
t
o
f
th
in
g
s
in
h
e
a
lt
h
c
a
re
:
a
sy
ste
m
a
ti
c
li
tera
tu
re
re
v
iew
a
n
d
c
las
sif
ica
ti
o
n
,
"
Un
iv.
Acc
e
ss
In
f
.
S
o
c
.
,
v
o
l.
1
8
,
n
o
.
4
.
S
p
ri
n
g
e
r
Be
rli
n
He
id
e
lb
e
rg
,
2
0
1
9
,
d
o
i.
o
rg
/
1
0
.
1
0
0
7
/s
1
0
2
0
9
-
0
1
8
-
0
6
1
8
-
4
.
[2
6
]
S
.
S
w
a
y
a
m
sid
d
h
a
a
n
d
C.
M
o
h
a
n
ty
,
“
A
p
p
li
c
a
ti
o
n
o
f
c
o
g
n
it
iv
e
In
tern
e
t
o
f
M
e
d
ica
l
T
h
in
g
s
fo
r
COV
ID
-
19
p
a
n
d
e
m
ic,”
Dia
b
e
tes
M
e
ta
b
.
S
y
n
d
r.
C
li
n
.
Res
.
Rev
.
,
v
o
l.
1
4
,
n
o
.
5
,
p
p
.
9
1
1
-
9
1
5
,
2
0
2
0
,
d
o
i:
1
0
.
1
0
1
6
/j
.
d
sx
.
2
0
2
0
.
0
6
.
0
1
4
.
[2
7
]
M
.
N
i
l
a
s
h
i
,
S
.
A
s
a
d
i
,
R
.
A
l
i
,
S
.
S
a
m
a
d
,
a
n
d
O
.
I
b
r
a
h
i
m
,
“
I
n
t
e
l
l
i
g
e
n
t
R
e
c
o
m
m
e
n
d
e
r
S
y
s
t
e
m
s
i
n
t
h
e
C
O
V
I
D
-
19
O
u
t
b
r
e
a
k
:
T
h
e
C
a
s
e
o
f
W
e
a
r
a
b
l
e
H
e
a
l
t
h
c
a
r
e
D
e
v
i
c
e
s
,
”
J
.
S
o
f
t
C
o
m
p
u
t
.
D
e
c
i
s
.
S
u
p
p
o
r
t
S
y
s
t
.
,
v
o
l
.
7
,
n
o
.
4
,
p
p
.
8
-
1
2
,
2
0
2
0
.
[2
8
]
M
.
S
.
Ra
h
m
a
n
,
N.
C.
P
e
e
ri,
N.
S
h
re
sth
a
,
R.
Zak
i,
U.
Ha
q
u
e
,
a
n
d
S
.
H.
A
.
Ha
m
id
,
“
De
f
e
n
d
in
g
a
g
a
in
st
th
e
No
v
e
l
Co
ro
n
a
v
iru
s
(
COV
ID
-
19
)
o
u
tb
re
a
k
:
Ho
w
c
a
n
th
e
In
tern
e
t
o
f
T
h
in
g
s
(Io
T
)
h
e
lp
to
sa
v
e
th
e
w
o
rld
?
,
”
He
a
l.
Po
li
c
y
T
e
c
h
n
o
l
.
,
2
0
2
0
,
d
o
i:
1
0
.
1
0
1
6
/j
.
h
lp
t.
2
0
2
0
.
0
4
.
0
0
5
.
[2
9
]
A
.
K.
T
rip
a
th
y
,
A
.
G
.
M
o
h
a
p
a
tra,
S
.
P
.
M
o
h
a
n
ty
,
E.
Ko
u
g
ian
o
s,
A
.
M
.
Jo
sh
i,
a
n
d
G
.
Da
s,
“
Eas
y
B
a
n
d
:
A
W
e
a
ra
b
le
f
o
r
S
a
f
e
t
y
-
Aw
a
re
M
o
b
il
it
y
d
u
rin
g
P
a
n
d
e
m
ic
Ou
tb
re
a
k
,
”
in
IEE
E
Co
n
su
me
r
E
lec
tro
n
ics
M
a
g
a
zi
n
e
,
p
p
.
1
-
5
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
0
9
/M
CE
.
2
0
2
0
.
2
9
9
2
0
3
4
.
[3
0
]
R.
P
.
S
in
g
h
,
M
.
Ja
v
a
id
,
A
.
Ha
lee
m
,
a
n
d
R.
S
u
m
a
n
,
“
In
tern
e
t
o
f
th
i
n
g
s
(Io
T
)
a
p
p
li
c
a
ti
o
n
s
t
o
f
ig
h
t
a
g
a
in
st
COV
ID
-
19
p
a
n
d
e
m
ic,”
Dia
b
e
tes
M
e
ta
b
.
S
y
n
d
r.
C
li
n
.
Res
.
Rev
.
,
v
o
l.
1
4
,
n
o
.
4
,
p
p
.
5
2
1
-
5
2
4
,
2
0
2
0
,
d
o
i:
1
0
.
1
0
1
6
/j
.
d
sx
.
2
0
2
0
.
0
4
.
0
4
1
.
[3
1
]
S
.
A
.
F
a
ti
m
a
,
N.
Hu
ss
a
in
,
A
.
B
a
lo
u
c
h
,
I.
R
u
sta
m
,
M
.
S
a
lee
m
,
a
n
d
M
.
A
sif
,
“
Io
T
e
n
a
b
led
S
m
a
rt
M
o
n
it
o
rin
g
o
f
Co
ro
n
a
v
iru
s
e
m
p
o
w
e
re
d
w
it
h
F
u
z
z
y
In
f
e
re
n
c
e
S
y
st
e
m
,
”
In
t.
J
.
Ad
v
.
Res
.
I
d
e
a
s
I
n
n
o
v
.
T
e
c
h
n
o
l.
,
v
o
l.
6
,
n
o
.
1
,
p
p
.
1
8
8
-
1
9
4
,
2
0
2
0
,
h
tt
p
s://
w
ww
.
t
e
c
h
sc
ien
c
e
.
c
o
m
/c
m
c
/
v
6
5
n
3
/
4
0
1
8
9
.
[3
2
]
M
.
N.
M
o
h
a
m
m
e
d
,
H.
S
y
a
m
su
d
in
,
S
.
A
l
-
Zu
b
a
i
d
i,
A
.
K.
S
a
ira
h
,
R.
Ra
m
li
,
a
n
d
E.
Yu
su
f
,
“
N
o
v
e
l
COV
ID
-
19
d
e
tec
ti
o
n
a
n
d
d
iag
n
o
sis
sy
ste
m
u
sin
g
io
t
b
a
se
d
sm
a
rt
h
e
lm
e
t,
”
In
t.
J
.
Psy
c
h
o
s
o
c
.
Reh
a
b
il
.
,
v
o
l.
2
4
,
n
o
.
7
,
p
p
.
2
2
9
6
-
2
3
0
3
,
2
0
2
0
,
d
o
i:
1
0
.
3
7
2
0
0
/IJ
P
R/
V
2
4
I7
/
P
R2
7
0
2
2
1
.
[3
3
]
B.
W
a
n
g
,
Y.
S
u
n
,
T
.
Q.
Du
o
n
g
,
L
.
D.
Ng
u
y
e
n
,
a
n
d
L
.
Ha
n
z
o
,
“
Risk
-
Aw
a
re
Id
e
n
ti
f
i
c
a
ti
o
n
o
f
Hig
h
ly
S
u
sp
e
c
ted
COV
ID
-
19
Ca
se
s
in
S
o
c
ial
Io
T
:
A
Jo
in
t
G
ra
p
h
T
h
e
o
r
y
a
n
d
Re
in
f
o
rc
e
m
e
n
t
Lea
rn
in
g
A
p
p
ro
a
c
h
,
”
IEE
E
Acc
e
ss
,
v
o
l.
8
,
p
p
.
1
1
5
6
5
5
-
1
1
5
6
6
1
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
0
9
/A
CCES
S
.
2
0
2
0
.
3
0
0
3
7
5
0
.
[3
4
]
G
.
V
a
sa
n
th
a
ra
o
a
n
d
S
.
A
rif
u
n
n
e
e
sa
,
“
Te
m
p
e
ra
tu
re
De
tec
ti
o
n
a
n
d
A
u
to
m
a
ti
c
S
a
n
it
iza
ti
o
n
a
n
d
Disin
f
e
c
ti
o
n
T
u
n
n
e
l
-
COV
ID 1
9
,
”
In
t.
J
.
An
a
l.
Ex
p
.
mo
d
a
l
An
a
l.
,
v
o
l.
X
II,
n
o
.
V
I,
p
p
.
1
1
7
5
-
1
1
8
1
,
2
0
2
0
.
[3
5
]
M
.
N.
M
o
h
a
m
m
e
d
,
N.
A
.
Ha
z
a
i
rin
,
S
.
A
l
-
Zu
b
a
id
i
,
A
.
K.
S
a
irah
,
S
.
M
u
sta
p
h
a
,
a
n
d
E
.
Yu
su
f
,
“
T
o
w
a
rd
a
n
o
v
e
l
d
e
sig
n
f
o
r
Co
r
o
n
a
v
iru
s
d
e
tec
ti
o
n
a
n
d
d
iag
n
o
sis
sy
ste
m
u
sin
g
io
t
b
a
se
d
d
r
o
n
e
tec
h
n
o
lo
g
y
,
”
In
t.
J
.
Psy
c
h
o
so
c
.
Reh
a
b
il
.
,
v
o
l.
2
4
,
n
o
.
7
,
p
p
.
2
2
8
7
-
2
2
9
5
,
2
0
2
0
,
d
o
i:
1
0
.
3
7
2
0
0
/IJ
P
R/
V
2
4
I7
/
P
R2
7
0
2
2
0
.
[3
6
]
H.
Be
n
Ha
ss
e
n
,
N.
Ay
a
ri,
a
n
d
B.
Ha
m
d
i,
“
A
h
o
m
e
h
o
sp
it
a
li
z
a
ti
o
n
sy
ste
m
b
a
se
d
o
n
th
e
I
n
tern
e
t
o
f
th
in
g
s,
F
o
g
c
o
m
p
u
ti
n
g
a
n
d
c
l
o
u
d
c
o
m
p
u
ti
n
g
,
”
In
fo
rm
a
t
ics
M
e
d
.
Un
l
o
c
k
e
d
,
v
o
l
.
2
0
,
p
.
1
0
0
3
6
8
,
2
0
2
0
.
[3
7
]
L
.
G
a
r
g
,
E.
Ch
u
k
w
u
,
N.
Na
ss
e
r,
C.
Ch
a
k
ra
b
o
rty
,
a
n
d
G
.
Ga
rg
,
“
An
o
n
y
m
it
y
P
re
se
rv
in
g
Io
T
-
Ba
s
e
d
COV
ID
-
19
a
n
d
Oth
e
r
In
f
e
c
ti
o
u
s
Dise
a
se
Co
n
tac
t
T
r
a
c
in
g
M
o
d
e
l,
”
IEE
E
Ac
c
e
ss
,
v
o
l.
8
,
p
p
.
1
5
9
4
0
2
-
1
5
9
4
1
4
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
0
9
/A
CCES
S
.
2
0
2
0
.
3
0
2
0
5
1
3
.
[3
8
]
M
.
Ja
v
a
id
,
A
.
Ha
lee
m
,
R.
V
a
i
s
h
y
a
,
S
.
Ba
h
l,
R.
S
u
m
a
n
,
a
n
d
A
.
V
a
ish
,
“
I
n
d
u
stry
4
.
0
tec
h
n
o
l
o
g
ies
a
n
d
th
e
ir
a
p
p
li
c
a
ti
o
n
s
i
n
f
ig
h
ti
n
g
CO
V
ID
-
19
p
a
n
d
e
m
ic,”
Dia
b
e
tes
M
e
ta
b
.
S
y
n
d
r.
C
li
n
.
Res
.
Rev
.
,
v
o
l.
1
4
,
n
o
.
4
,
p
p
.
4
1
9
-
4
2
2
,
2
0
2
0
,
d
o
i:
1
0
.
1
0
1
6
/
j.
d
sx
.
2
0
2
0
.
0
4
.
0
3
2
.
[3
9
]
Z.
A
ll
a
m
a
n
d
D.
S
.
Jo
n
e
s,
“
On
th
e
Co
ro
n
a
v
iru
s
(
COV
ID
-
19
)
Ou
t
b
re
a
k
a
n
d
th
e
S
m
a
rt
Cit
y
Ne
t
w
o
rk
:
Un
iv
e
rsa
l
D
a
ta
S
h
a
rin
g
S
tan
d
a
rd
s Co
u
p
led
w
it
h
A
rti
f
icia
l
In
telli
g
e
n
c
e
(
AI) t
o
Be
n
e
f
it
Urb
a
n
He
a
lt
h
M
o
n
i
to
ri
n
g
a
n
d
M
a
n
a
g
e
m
e
n
t,
”
He
a
lt
h
c
a
re
,
v
o
l.
8
,
n
o
.
1
,
p
.
4
6
,
2
0
2
0
,
d
o
i.
o
rg
/1
0
.
3
3
9
0
/h
e
a
lt
h
c
a
re
8
0
1
0
0
4
6
.
[4
0
]
C.
De
we
y
,
S
.
Hin
g
le,
E.
G
o
e
lz,
a
n
d
M
.
L
in
z
e
r,
“
S
u
p
p
o
rti
n
g
Cli
n
ici
a
n
s Du
rin
g
th
e
CO
V
ID
-
19
P
a
n
d
e
m
ic,
”
in
An
n
a
ls
o
f
In
ter
n
a
l
M
e
d
icin
e
,
2
0
2
0
.
[4
1
]
R.
V
a
ish
y
a
,
M
.
Ja
v
a
id
,
I
.
H.
K
h
a
n
,
a
n
d
A
.
Ha
lee
m
,
“
A
rti
f
icia
l
In
telli
g
e
n
c
e
(A
I)
a
p
p
li
c
a
ti
o
n
s
f
o
r
CO
V
ID
-
19
p
a
n
d
e
m
ic,”
Dia
b
e
tes
M
e
ta
b
.
S
y
n
d
r.
C
li
n
.
Res
.
Rev
.
,
v
o
l.
1
4
,
n
o
.
4
,
p
p
.
3
3
7
-
3
3
9
,
2
0
2
0
,
d
o
i.
o
rg
/1
0
.
1
0
1
6
/j
.
d
sx
.
2
0
2
0
.
0
4
.
0
1
2
.
Evaluation Warning : The document was created with Spire.PDF for Python.