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t
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Science
Vo
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17
,
No
.
2
,
Feb
r
u
ar
y
20
20
,
p
p
.
8
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n
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th
a
t
o
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a
rc
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it
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ts.
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h
is
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se
a
rc
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ro
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l
m
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a
c
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ti
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e
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t
c
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in
d
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strial
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d
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rs
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a
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t
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,
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ra
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it
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r
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R
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w
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f
a
rc
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it
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ts
a
n
d
d
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sig
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e
rs.
T
h
e
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d
a
p
p
li
c
a
ti
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n
s
h
o
w
s
tw
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p
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s
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a
li
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rk
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a
n
d
m
o
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m
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rk
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r
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a
se
d
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e
n
e
w
f
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a
tu
re
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p
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th
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a
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e
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q
u
ired
.
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c
a
n
b
e
u
se
d
e
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th
ro
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h
sm
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ti
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K
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s
:
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D
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Sci,
Vo
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17
,
No
.
2
,
Feb
r
u
ar
y
20
20
:
8
3
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f
o
r
i
m
ag
e
ca
p
tu
r
e
a
n
d
co
m
p
u
ter
h
o
o
k
ed
-
u
p
ap
p
licatio
n
s
o
f
t
w
ar
e
ar
e
t
h
e
p
r
in
cip
al
attr
ib
u
tes
i
n
an
A
R
s
y
s
te
m
,
s
o
ar
e
v
ar
io
u
s
h
ar
d
w
ar
e
f
o
r
m
s
.
2.
RE
C
E
NT
T
R
E
NDS
Au
g
m
e
n
ted
r
ea
lit
y
h
elp
s
y
o
u
i
n
s
o
lv
in
g
r
ea
l
lif
e
s
t
y
le
p
r
o
b
le
m
s
.
I
s
s
u
e
s
ar
e
b
ased
m
ai
n
l
y
o
n
ele
m
e
n
t
s
s
u
c
h
as
m
o
n
e
y
an
d
ti
m
e.
T
h
e
tr
o
u
b
le
h
as
n
o
w
b
ec
o
m
e
th
e
o
v
er
h
ea
d
in
in
d
u
s
tr
ial
d
esi
g
n
in
g
.
I
n
h
ea
d
-
m
o
u
n
ted
d
is
p
la
y
s
an
d
m
o
n
ito
r
s
,
h
a
r
d
w
ar
e
i
m
p
le
m
en
ta
tio
n
is
s
p
ec
if
icall
y
d
es
ig
n
ed
f
o
r
ex
p
er
t
u
s
er
s
[
2
]
.
An
d
r
o
id
ap
p
l
icatio
n
f
o
r
Au
g
m
en
ted
R
ea
lit
y
w
as
th
e
k
e
y
to
s
o
lv
in
g
t
h
ese
p
r
o
b
le
m
s
,
g
iv
e
n
t
h
at
it is
a
n
An
d
r
o
id
ap
p
licatio
n
,
s
u
p
p
o
r
ted
b
y
a
n
d
r
o
id
d
ev
ices
s
u
c
h
as
s
m
ar
tp
h
o
n
es
t
h
at
ar
e
ea
s
il
y
ac
ce
s
s
ib
le
to
en
d
-
u
s
er
s
.
T
h
e
r
esear
ch
o
n
ap
p
licatio
n
s
o
f
th
e
A
u
g
m
e
n
ted
R
ea
li
t
y
w
it
h
in
th
e
ar
ch
itec
tu
r
al
d
i
s
cip
lin
e
an
d
its
u
s
ef
u
l
n
es
s
in
p
r
o
m
o
tin
g
p
r
ec
is
io
n
i
n
d
ec
is
io
n
-
m
a
k
i
n
g
[
3
]
.
I
t
is
d
if
f
ic
u
lt
to
im
a
g
i
n
e
h
o
w
a
n
y
o
b
j
ec
t
ap
p
ea
r
s
in
a
r
o
o
m
o
r
in
an
o
p
en
ar
ea
w
it
h
m
a
n
y
a
s
p
ec
ts
lef
t
to
th
e
i
m
ag
i
n
atio
n
o
f
th
e
en
d
u
s
er
.
T
h
e
s
ca
le,
co
lo
r
an
d
h
o
w
it
is
in
te
g
r
ated
in
t
h
e
ex
i
s
ti
n
g
e
n
v
i
r
o
n
m
e
n
t.
I
n
cr
ea
s
ed
r
ea
lit
y
,
t
h
e
tech
n
o
lo
g
y
t
h
at
p
lace
s
co
m
p
u
ter
g
r
ap
h
ic
s
in
t
h
e
r
ea
l
en
v
ir
o
n
m
e
n
t
h
as
s
e
v
er
al
ap
p
licatio
n
s
i
n
t
h
e
ar
ch
itec
tu
r
e
an
d
en
g
i
n
ee
r
in
g
d
is
c
ip
lin
e
a
n
d
h
a
s
b
ee
n
u
s
ed
to
ad
d
r
ess
ce
r
tain
r
ea
l
-
w
o
r
ld
i
s
s
u
es.
P
r
ev
io
u
s
l
y
it
w
a
s
r
e
f
er
r
ed
to
as
m
ed
iated
r
ea
lit
y
,
i
n
w
h
i
ch
a
v
ie
w
o
f
r
ea
lit
y
is
alter
ed
th
r
o
u
g
h
a
co
m
p
u
te
r
;
th
e
tec
h
n
o
lo
g
y
h
a
s
e
v
o
lv
e
d
o
n
e's
n
o
tio
n
o
f
r
ea
lit
y
.
He
ad
-
m
o
u
n
ted
d
i
s
p
la
y
(
HM
D)
,
co
n
tact
len
s
es,
e
y
e
l
en
s
e
s
an
d
m
o
n
ito
r
s
ar
e
s
o
m
e
o
f
t
h
e
ac
ce
s
s
o
r
ies
t
h
at
h
a
v
e
i
n
teg
r
ated
i
n
cr
ea
s
ed
r
ea
lit
y
.
C
o
m
m
o
n
p
eo
p
le
o
r
n
o
n
-
p
r
o
f
e
s
s
io
n
als
ca
n
a
ls
o
ta
k
e
ad
v
an
ta
g
e
o
f
t
h
e
a
u
g
m
e
n
ted
r
ea
lit
y
to
s
o
lv
e
t
h
eir
r
ea
l p
r
o
b
lem
s
[
4
]
.
T
h
e
w
ea
r
ab
le
d
is
p
la
y
o
f
f
er
s
g
r
ea
t
ex
p
er
ien
ce
s
in
r
elatio
n
to
au
g
m
en
ted
r
ea
lit
y
w
ith
a
n
o
n
-
in
v
asi
v
e
an
d
w
id
e
m
o
n
ito
r
.
S
u
c
h
w
ea
r
a
b
les,
h
o
w
e
v
er
,
it i
s
co
s
tl
y
a
n
d
ev
er
y
o
n
e
d
o
esn
’
t
h
a
v
e
s
u
f
f
icie
n
t
f
u
n
d
s
to
o
w
n
it.
I
n
ad
d
itio
n
,
t
h
is
d
e
v
ice
is
c
o
n
s
tr
u
cted
w
i
th
m
a
n
y
s
e
n
s
o
r
s
f
o
r
g
a
m
in
g
ap
p
licatio
n
s
to
i
m
p
r
o
v
e
it
s
u
s
er
ex
p
er
ien
ce
.
T
h
e
s
y
s
te
m
b
ec
o
m
es
m
o
r
e
co
m
p
le
x
an
d
co
s
tlie
r
f
o
r
th
e
ap
p
d
esig
n
.
So
,
it'
s
n
o
t
al
w
a
y
s
af
f
o
r
d
ab
le
[
5
]
.
T
h
is
A
u
g
m
en
ted
S
y
s
te
m
allo
w
s
en
d
u
s
er
s
to
esti
m
ate
th
e
len
g
th
o
f
t
h
e
s
p
ac
e
ca
p
tu
r
ed
b
y
t
h
e
s
en
s
o
r
.
I
t
also
p
r
o
v
id
es
en
d
-
u
s
er
w
i
t
h
a
n
i
n
ter
f
ac
e
to
s
elec
t
t
h
e
o
b
j
ec
t
an
d
m
an
ip
u
late
it.
A
p
r
io
r
ity
s
tr
ate
g
y
is
ad
o
p
ted
t
o
p
r
io
r
itize
au
to
m
a
ti
ca
ll
y
th
e
s
ize
o
f
th
e
f
u
r
n
it
u
r
e
ac
co
r
d
in
g
to
th
e
s
ize
o
f
th
e
r
o
o
m
[
6
]
.
A
s
y
s
te
m
h
as
b
ee
n
p
r
o
g
r
a
m
m
ed
to
au
to
m
atica
ll
y
ar
r
a
n
g
e
f
u
r
n
it
u
r
e.
T
h
e
y
u
s
ed
a
n
d
en
f
o
r
ce
d
s
p
atial
an
d
f
u
n
ctio
n
a
l
li
n
k
s
o
n
ex
is
tin
g
co
m
p
u
ter
v
is
io
n
.
I
t
w
as
b
ased
o
n
an
i
n
n
o
v
at
iv
e
ap
p
licatio
n
w
h
ich
w
o
u
ld
h
elp
en
d
-
u
s
er
s
to
d
ec
o
r
ate
th
eir
h
o
m
es.
T
h
is
s
n
a
tch
es
t
h
e
o
p
p
o
r
tu
n
it
y
f
r
o
m
u
s
e
r
s
to
u
s
e
t
h
is
ap
p
licatio
n
to
i
m
p
le
m
en
t
t
h
eir
o
w
n
id
ea
s
[
7
]
.
T
h
e
A
u
g
m
e
n
ted
r
ea
lit
y
h
as
b
ec
o
m
e
a
m
ed
i
u
m
f
o
r
th
e
p
u
r
c
h
ase
o
f
r
ele
v
an
t
f
u
r
n
it
u
r
e.
Ma
r
k
er
s
ar
e
p
lace
d
in
t
h
e
r
eq
u
ir
ed
ar
ea
(
e.
g
.
f
lo
o
r
o
r
w
all)
to
d
ef
i
n
e
th
e
s
ca
le
a
n
d
t
h
e
r
o
o
m
co
o
r
d
in
ates.
T
h
e
en
d
u
s
er
s
elec
ts
t
h
e
v
ir
t
u
al
o
b
j
ec
t
an
d
p
u
s
h
es
it
to
th
e
in
cr
ea
s
ed
ar
ea
.
T
h
e
id
ea
u
s
ed
h
er
e
to
co
m
b
in
e
th
e
s
elec
ted
v
ir
tu
a
l
f
u
r
n
it
u
r
e
in
t
h
e
en
v
ir
o
n
m
e
n
t
i
n
w
h
ich
t
h
e
ac
tu
al
f
u
r
n
it
u
r
e
alr
ea
d
y
e
x
is
t
s
.
A
ll
th
i
s
is
d
o
n
e
in
o
r
d
er
to
co
n
v
e
n
ien
tl
y
b
u
y
th
e
f
u
r
n
itu
r
e
,
s
av
i
n
g
r
eso
u
r
ce
s
a
n
d
e
f
f
o
r
t
b
y
av
o
id
i
n
g
th
e
n
ee
d
to
g
o
to
t
h
e
s
to
r
e
a
n
d
s
elec
t
th
e
f
u
r
n
itu
r
e
[
8
]
.
I
t
is
d
if
f
ic
u
lt
to
p
laca
te
th
e
cu
s
to
m
er
's
s
ati
s
f
ac
tio
n
w
h
e
n
y
o
u
b
u
y
t
h
e
f
u
r
n
i
tu
r
e
f
o
r
y
o
u
r
r
o
o
m
w
it
h
o
u
t
an
i
m
a
g
i
n
ar
y
v
is
io
n
.
I
n
th
is
w
a
y
,
th
e
u
s
er
ca
n
o
n
l
y
d
r
ag
an
o
b
j
ec
t
in
to
th
e
d
esig
n
s
p
ac
e.
An
d
let
th
e
u
s
er
s
ee
h
o
w
t
h
e
y
lo
o
k
i
n
t
h
eir
r
ea
l
en
v
ir
o
n
m
e
n
t.
A
m
ar
k
er
-
b
ased
ap
p
licatio
n
ca
n
b
e
f
o
u
n
d
i
n
t
h
e
ar
ch
i
v
e
co
n
tain
i
n
g
th
e
te
x
t
u
al
d
ata,
all
o
w
i
n
g
t
h
e
la
y
m
a
n
to
ex
p
er
ie
n
ce
an
au
g
m
e
n
ted
r
ea
lit
y
b
a
s
ed
o
n
Ma
r
k
er
.
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
A
u
g
men
ted
r
ea
lity a
n
ec
o
n
o
mica
l so
lu
tio
n
fo
r
en
g
in
ee
r
s
a
n
d
d
esig
n
ers
(
S
id
r
a
N
a
s
i
r
)
835
T
o
d
ay
ev
er
y
o
n
e
i
s
b
u
s
y
w
i
th
th
eir
w
o
r
k
,
s
o
th
e
y
d
o
n
o
t
h
av
e
th
e
t
i
m
e
to
v
is
it
m
a
n
y
s
h
o
p
s
to
b
u
y
f
u
r
n
it
u
r
e
f
o
r
t
h
eir
r
eg
u
lar
u
s
e.
I
t
n
ev
er
t
h
eles
s
led
to
a
r
ed
u
ctio
n
i
n
e
n
d
-
u
s
er
e
x
p
en
d
it
u
r
e
[
9
]
.
T
h
is
r
ep
o
r
t
s
h
ar
es
ab
o
u
t
t
h
e
r
esear
ch
an
d
d
ev
elo
p
m
en
t
o
f
ap
p
licatio
n
s
i
n
d
es
i
g
n
an
d
m
a
n
u
f
ac
t
u
r
in
g
f
o
r
in
cr
ea
s
ed
r
ea
lit
y
(
AR
)
ap
p
licatio
n
s
[
1
0
]
.
T
h
is
ar
ticle
d
is
cu
s
s
es
t
h
e
p
r
o
b
le
m
s
co
n
ce
r
n
i
n
g
th
e
f
u
t
u
r
e
o
f
ed
u
ca
tio
n
i
n
i
n
ter
io
r
d
esig
n
.
T
h
o
s
e
p
r
o
b
lem
s
co
u
ld
b
e
th
e
b
asi
s
f
o
r
co
n
ce
p
ts
,
tech
n
o
lo
g
y
i
n
teg
r
at
io
n
,
etc
[
1
1
]
.
T
h
is
s
t
u
d
y
d
is
c
u
s
s
e
s
h
o
w
d
is
tr
ib
u
ted
AR
ap
p
licati
o
n
s
ca
n
b
e
d
esig
n
ed
to
f
ac
ili
tate
ap
p
licatio
n
s
in
in
ter
io
r
d
esig
n
[
1
2
]
.
Vir
tu
al
f
u
r
n
is
h
i
n
g
s
a
n
d
ch
a
n
g
es
to
a
n
e
w
s
tr
ateg
y
f
o
r
in
ter
io
r
d
esi
g
n
tr
ain
i
n
g
t
h
r
o
u
g
h
a
u
g
m
e
n
te
d
r
ea
lit
y
tec
h
n
o
lo
g
y
ar
e
b
ein
g
o
b
s
er
v
ed
i
n
t
h
is
r
es
ea
r
c
h
[
1
3
]
.
T
h
is
p
ap
er
ad
d
r
es
s
es
u
s
er
s
'
co
m
p
l
icatio
n
s
w
h
e
n
tr
ac
k
in
g
a
v
ir
tu
al
o
b
j
ec
t
o
n
th
e
to
p
o
f
th
e
tab
le
[
1
4
]
.
T
h
is
is
s
u
e
d
is
cu
s
s
e
s
a
ca
r
d
esig
n
p
r
o
ce
s
s
,
o
n
e
o
f
th
e
m
a
in
is
s
u
e
s
is
t
h
at
t
h
e
v
ir
tu
a
l
co
n
te
n
t
is
p
r
o
j
ec
ted
o
n
to
t
h
e
r
ea
l
o
b
j
ec
t
w
it
h
v
er
y
h
ig
h
v
i
s
u
al
q
u
a
lit
y
,
b
ec
au
s
e
d
ec
is
io
n
s
ar
e
ta
k
en
b
ased
o
n
th
is
p
r
o
j
ec
tio
n
d
esig
n
.
A
p
p
r
o
ac
h
to
th
at
i
n
cr
ea
s
es
th
e
v
i
s
u
al
q
u
alit
y
o
f
t
h
e
i
m
a
g
es
th
at
ca
n
co
m
p
l
y
w
it
h
t
h
e
d
esi
g
n
p
r
o
ce
s
s
r
eq
u
ir
e
m
en
ts
[
1
5
]
.
T
h
is
ar
ticle
d
is
cu
s
s
es
n
e
w
m
eth
o
d
f
o
r
th
e
au
g
m
en
tatio
n
o
f
r
e
al
o
b
j
ec
ts
ca
p
ab
le
o
f
s
ati
s
f
y
i
n
g
t
h
e
d
esig
n
p
r
o
ce
s
s
r
eq
u
ir
e
m
e
n
t
s
.
W
e
ar
e
p
r
esen
tin
g
a
n
e
w
r
a
y
t
r
ac
in
g
r
e
n
d
er
in
g
m
et
h
o
d
th
at
i
n
cr
ea
s
es
t
h
e
v
is
u
al
q
u
alit
y
o
f
i
m
ag
e
s
co
m
p
ar
ed
to
ex
is
tin
g
m
et
h
o
d
s
.
T
h
e
v
al
u
es
d
e
s
ir
ed
f
o
r
t
h
ese
i
m
a
g
e
s
n
ee
d
to
b
e
f
u
r
th
er
ad
ap
ted
to
th
e
m
ater
ial,
en
v
ir
o
n
m
e
n
tal
li
g
h
t
an
d
lo
ca
l
o
r
ien
tatio
n
o
f
th
e
p
r
o
j
ec
to
r
.
T
o
a
ch
iev
e
it,
p
h
y
s
icall
y
b
ased
ca
lcu
latio
n
th
a
t
p
r
ec
is
ely
d
eter
m
i
n
es
th
e
co
r
r
elatin
g
p
r
o
j
ec
tio
n
elev
atio
n
s
f
o
r
th
ese
v
alu
e
s
u
s
in
g
t
h
r
ee
-
d
i
m
en
s
io
n
al
s
ea
r
ch
tab
les
o
n
ea
ch
p
r
o
j
ec
t
io
n
p
ix
el
ar
e
d
ev
elo
p
ed
[
1
6
]
.
T
h
is
p
ap
er
r
e
v
ie
w
s
A
u
g
m
e
n
ted
R
ea
lit
y
(
A
R
)
r
e
s
ea
r
ch
a
n
d
d
ev
elo
p
m
e
n
t
o
f
ap
p
licatio
n
s
in
d
esig
n
an
d
p
r
o
d
u
ctio
n
p
r
o
ce
s
s
es
[
1
7
]
.
Fo
r
th
e
u
s
e
o
f
au
g
m
e
n
ted
-
s
p
atial
r
ea
lit
y
in
au
to
m
o
tiv
e
p
r
o
ce
s
s
e
s
an
d
ap
p
licatio
n
s
,
an
i
m
p
o
r
tan
t
p
r
o
b
le
m
is
t
h
at
t
h
e
v
ir
tu
a
l
co
n
te
n
t
m
u
s
t
b
e
p
r
o
j
ec
ted
o
n
to
a
r
ea
l
o
b
j
ec
t
w
ith
v
er
y
h
i
g
h
ac
cu
r
ac
y
,
as
d
ec
is
io
n
s
ar
e
m
ad
e
b
ased
o
n
p
r
o
j
ec
tio
n
.
T
h
is
ar
ticle
t
h
er
ef
o
r
e
p
r
esen
ts
a
n
e
w
m
eth
o
d
f
o
r
th
e
e
v
al
u
atio
n
o
f
g
eo
m
etr
ic
r
ec
o
r
d
in
g
m
e
th
o
d
s
th
at
a
p
r
o
j
ec
to
r
alig
n
s
w
i
t
h
a
r
ea
l
o
b
j
ec
t
[
1
8
]
.
T
h
is
p
ap
er
a
i
m
s
to
p
r
o
v
id
e
a
p
r
ac
tical
to
o
l
f
o
r
a
n
al
y
zin
g
th
e
v
ar
io
u
s
ele
m
e
n
ts
a
n
d
co
n
s
tr
ai
n
ts
o
f
cu
r
r
en
t
n
e
u
r
o
-
n
av
i
g
atio
n
tech
n
o
lo
g
ie
s
an
d
e
n
co
u
r
ag
i
n
g
t
h
e
cr
ea
tio
n
o
f
n
e
w
n
e
u
r
o
-
c
h
ir
u
r
g
ical
A
R
alt
er
n
ativ
e
s
[
1
9
]
.
T
h
is
ar
ticle
in
ten
d
s
to
d
em
o
n
s
tr
ate
th
e
p
r
ese
n
t
s
tate
o
f
th
e
ar
t
o
f
AR
i
n
m
ai
n
te
n
a
n
ce
a
n
d
t
h
e
m
o
s
t
ap
p
r
o
p
r
iate
tech
n
ical
c
o
n
s
tr
ain
ts
th
r
o
u
g
h
t
h
e
o
u
tco
m
es
o
f
a
s
y
s
te
m
a
tic
liter
atu
r
e
as
s
ess
m
e
n
t
[
2
0
]
.
I
n
th
is
s
t
u
d
y
,
w
e
ai
m
to
ex
p
lai
n
an
d
lear
n
to
w
h
a
t
ex
te
n
t
m
o
b
i
le
AR
ap
p
licatio
n
s
co
n
tr
ib
u
te
to
in
telli
g
e
n
t
r
etail
en
v
ir
o
n
m
e
n
t
s
b
y
g
en
er
ati
n
g
ad
d
ed
v
alu
e
f
o
r
clien
ts
an
d
r
etailer
s
[
2
1
]
.
T
h
is
ar
ticle
in
ten
d
s
to
p
r
esen
t
an
al
m
o
s
t
s
el
f
-
co
n
te
n
ted
i
n
tr
o
d
u
ctio
n
to
th
e
m
o
s
t
s
i
g
n
i
f
ica
n
t
v
i
s
io
n
-
b
ased
ca
m
er
a
lo
ca
tio
n
m
e
th
o
d
s
alo
n
g
w
it
h
a
s
t
u
d
y
o
f
s
e
v
er
al
ex
ten
s
io
n
s
s
u
g
g
ested
i
n
latest
y
ea
r
s
[
2
2
]
.
A
tr
ac
k
in
g
tec
h
n
iq
u
e
b
ased
o
n
th
e
m
i
x
tu
r
e
o
f
p
o
i
n
t
clo
u
d
an
d
v
i
s
u
a
l
f
u
n
ctio
n
i
s
s
u
g
g
e
s
ted
to
en
h
a
n
ce
t
h
e
ap
p
licab
ilit
y
an
d
r
o
b
u
s
tn
es
s
o
f
th
e
th
r
ee
-
d
i
m
e
n
s
io
n
al
tr
ac
k
i
n
g
tec
h
n
iq
u
e
o
f
a
n
au
g
m
e
n
ted
r
ea
lit
y
-
aid
ed
ass
e
m
b
l
y
g
u
id
an
ce
s
y
s
t
e
m
f
o
r
m
ec
h
a
n
ical
p
r
o
d
u
cts
[
2
3
]
.
A
n
o
t
h
er
ar
ticle
b
y
J
ain
,
P
.
,
Ma
n
w
eiler
,
J
.
an
d
R
o
y
C
h
o
u
d
h
u
r
y
,
R
.
al
s
o
d
is
c
u
s
s
es,
w
h
a
t
is
n
ee
d
ed
to
allo
w
a
u
g
m
en
ted
r
ea
li
t
y
(
AR
)
o
n
s
m
ar
tp
h
o
n
e
[
2
4
]
.
T
h
e
p
r
o
p
o
s
ed
au
g
m
en
ted
r
ea
l
it
y
s
y
s
te
m
C
M
A
R
T
S
ef
f
o
r
t
to
in
v
esti
g
ate
th
e
m
er
g
in
g
o
f
e
n
h
an
ce
d
r
ea
lit
y
a
n
d
in
te
g
r
ated
tr
ain
i
n
g
s
k
ill
s
i
n
t
o
d
ep
lo
y
ed
h
a
n
d
-
h
eld
m
in
in
g
d
etec
to
r
s
to
p
r
o
m
o
te
p
er
f
o
r
m
a
n
ce
tr
ai
n
i
n
g
at
h
o
m
e
an
d
i
n
o
p
er
atio
n
al
s
et
t
in
g
s
[
2
5
]
.
T
h
is
r
esear
c
h
ar
ti
cle
p
r
o
p
o
s
es
a
f
r
e
s
h
m
e
th
o
d
th
at
ad
d
r
ess
es
t
h
e
ch
alle
n
g
e
o
f
e
x
p
er
i
m
e
n
tat
io
n
in
t
h
e
p
r
o
v
i
s
io
n
o
f
d
i
s
tan
ce
le
ar
n
in
g
.
I
t
u
ti
lizes
a
n
ad
eq
u
a
te
h
ap
tic
g
lo
v
e
w
it
h
in
ter
n
e
t
w
ea
r
ab
le
tech
n
o
lo
g
y
[
2
6
]
.
T
ab
le
1
.
Data
C
o
llectio
n
an
d
C
o
m
p
ar
ativ
e
R
es
u
lt
s
M
e
t
h
o
d
M
e
r
i
t
C
h
a
l
l
e
n
g
e
s
R
e
so
u
r
c
e
s Sp
e
n
t
Q
u
e
st
i
o
n
n
a
i
r
e
a
n
d
S
u
r
v
e
y
s
I
n
e
x
p
e
n
si
v
e
t
o
man
a
g
e
,
Ea
sy
t
o
a
n
a
l
y
z
e
c
a
n
b
e
a
d
a
p
t
e
d
i
n
t
o
m
a
n
y
f
o
r
ms
M
i
g
h
t
n
o
t
g
e
t
c
a
r
e
f
u
l
a
n
sw
e
r
s.
A
n
s
w
e
r
s mi
g
h
t
b
e
b
i
a
se
d
.
L
o
w
I
n
t
e
r
v
i
e
w
s
El
i
mi
n
a
t
e
s
t
h
e
g
a
p
o
f
u
n
d
e
r
st
a
n
d
i
n
g
b
e
t
w
e
e
n
st
a
k
e
h
o
l
d
e
r
s.
C
a
n
b
e
h
a
r
d
t
o
a
n
a
l
y
z
e
.
M
i
g
h
t
t
a
k
e
a
l
o
t
o
f
t
i
me
H
i
g
h
C
a
se
S
t
u
d
i
e
s
P
o
w
e
r
f
u
l
me
a
n
o
f
st
r
a
t
e
g
i
c
a
l
i
n
f
o
r
mat
i
o
n
.
T
i
me
C
o
n
su
m
i
n
g
H
i
g
h
D
o
c
u
me
n
t
r
e
v
i
e
w
s
W
i
l
l
h
e
l
p
i
n
o
b
t
a
i
n
i
n
g
I
n
c
l
u
si
v
e
p
a
s
t
i
n
f
o
r
mat
i
o
n
.
D
a
t
a
i
s re
st
r
i
c
t
e
d
t
o
w
h
a
t
a
l
r
e
a
d
y
e
x
i
st
s.
M
o
d
e
r
a
t
e
-
H
i
g
h
T
ab
le
1
s
h
o
w
s
t
h
e
ap
p
r
o
ac
h
es
p
u
r
s
u
ed
ab
o
v
e
an
d
als
o
th
eir
ad
v
an
ta
g
es
an
d
d
is
a
d
v
an
ta
g
es.
T
h
e
s
ec
o
n
d
ch
allen
g
e
i
s
d
ata
co
llectio
n
,
b
ec
au
s
e
in
m
an
y
co
u
n
tr
ies
i
n
cl
u
d
in
g
P
ak
is
ta
n
,
r
ea
lit
y
is
n
o
t
w
id
el
y
k
n
o
w
n
.
P
eo
p
le
d
o
n
'
t
k
n
o
w
h
o
w
it
w
o
r
k
s
,
b
u
t
w
e
g
o
t
s
o
m
e
an
s
w
er
s
a
n
d
s
a
v
ed
th
e
v
ar
io
u
s
r
ea
ctio
n
s
f
r
o
m
t
h
e
ar
ch
itects,
ca
r
d
es
ig
n
er
s
a
n
d
t
h
e
i
n
ter
io
r
d
esig
n
er
.
Dete
r
m
i
n
e
f
ea
t
u
r
es a
n
d
d
is
c
u
s
s
t
h
eir
tec
h
n
ica
l a
n
d
p
r
ac
tical
f
ea
s
ib
ili
t
y
o
f
th
e
AR
i
n
ter
io
r
d
esig
n
s
er
v
ice
f
o
r
v
ar
io
u
s
ta
r
g
et
g
r
o
u
p
s
A
s
ce
n
ar
io
-
b
ased
s
u
r
v
e
y
,
co
-
d
es
ig
n
s
ess
io
n
s
s
tu
d
ied
u
s
er
ex
p
ec
t
atio
n
s
f
o
r
AR
in
ter
io
r
,
ca
r
d
esig
n
an
d
ar
ch
itec
tu
r
e
d
esi
g
n
s
er
v
ice
s
Fo
cu
s
ed
in
ter
v
ie
w
s
a
n
d
s
ess
io
n
s
.
I
n
to
tal,
th
e
s
u
r
v
e
y
r
esp
o
n
d
ed
to
th
e
v
i
s
u
al
d
esi
g
n
s
er
v
ice
b
y
1
0
0
co
n
s
u
m
er
s
a
n
d
p
r
o
f
ess
io
n
al
s
.
Sp
ec
ial
co
-
cr
ea
tio
n
m
ee
ti
n
g
s
w
er
e
h
eld
af
ter
war
d
s
w
it
h
f
i
v
e
co
n
s
u
m
er
s
,
t
w
o
in
ter
io
r
d
esig
n
er
s
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
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2
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0
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4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
17
,
No
.
2
,
Feb
r
u
ar
y
20
20
:
8
3
3
-
8
4
4
836
an
d
t
h
r
ee
ar
ch
i
tects
to
g
et
to
k
n
o
w
t
h
e
i
n
d
i
v
id
u
al
g
r
o
u
p
s
.
F
u
r
th
er
m
o
r
e,
w
e
in
ter
v
ie
w
ed
a
n
u
m
b
er
o
f
d
i
f
f
er
en
t
tr
ad
e
u
s
er
s
in
t
h
e
f
ield
to
lear
n
m
o
r
e
ab
o
u
t
p
r
o
d
u
ct
ex
p
ec
tatio
n
s
.
T
h
e
co
m
b
i
n
atio
n
o
f
v
ar
io
u
s
u
s
er
-
ce
n
ter
ed
ap
p
r
o
ac
h
es p
r
o
v
ed
to
b
e
a
v
alu
ab
le
in
p
u
t in
t
h
e
m
ain
c
o
n
ce
p
t d
esig
n
s
tag
e
s
.
Fo
llo
w
i
n
g
th
e
in
ter
v
ie
w
a
n
d
th
e
g
r
o
u
p
d
is
c
u
s
s
io
n
s
w
it
h
t
h
e
s
p
ec
if
ic
d
o
m
ai
n
s
ta
f
f
,
t
h
is
ea
s
y
to
u
s
e
d
esig
n
to
o
l
ca
m
e
to
t
h
e
co
n
c
lu
s
io
n
t
h
at
t
h
e
y
n
ee
d
th
i
s
t
y
p
e
o
f
a
n
ap
p
.
I
t
r
ed
u
ce
s
t
h
eir
o
v
er
h
ea
d
,
an
d
al
s
o
m
ak
e
s
t
h
e
m
u
n
d
er
s
ta
n
d
t
h
e
i
d
ea
b
eh
in
d
t
h
e
d
esi
g
n
i
n
t
h
e
p
r
im
ar
y
s
tag
e
b
y
p
r
o
v
id
in
g
3
D
v
i
s
u
al
s
u
p
p
o
r
t,
as
p
r
ev
io
u
s
l
y
d
is
cu
s
s
ed
.
I
t
ap
p
ea
r
s
th
at
th
er
e
is
a
d
e
m
a
n
d
b
o
th
o
n
co
n
s
u
m
er
s
a
n
d
p
r
o
f
ess
io
n
a
ls
f
o
r
u
s
er
-
f
r
ien
d
l
y
d
esig
n
to
o
ls
.
3.
M
E
T
H
O
DO
L
O
G
Y
T
h
e
in
f
lu
e
n
ce
o
f
p
r
in
t
m
ed
ia
(
im
a
g
es,
p
an
a
f
le
x
,
p
r
in
t
o
u
ts
)
is
in
ca
p
ab
le
an
d
s
u
f
f
icie
n
t
to
s
atis
f
y
d
esig
n
er
s
an
d
ar
ch
itec
ts
to
v
i
s
u
alize
t
h
eir
id
ea
s
an
d
co
m
p
lic
ated
th
in
g
s
i
n
t
h
e
r
ea
l
w
o
r
ld
in
th
eir
d
esire
d
w
a
y
.
T
h
e
ap
p
licatio
n
co
n
v
er
t
s
2
D
m
ap
s
to
3
D
b
y
s
ca
n
n
i
n
g
(
esp
ec
iall
y
f
o
r
ar
ch
i
tects)
a
n
d
en
d
u
s
er
s
ca
n
k
ee
p
t
h
ei
r
s
ch
ed
u
les
a
n
d
s
et
th
e
r
e
m
in
d
e
r
,
s
h
ar
e
th
eir
w
o
r
k
w
it
h
t
h
e
co
m
m
u
n
it
y
(
b
lo
g
)
an
d
u
n
d
er
s
tan
d
o
th
er
d
esig
n
er
s
'
w
o
r
k
t
h
at
w
il
l
g
i
v
e
th
e
m
n
e
w
m
o
tiv
at
io
n
.
C
a
n
also
u
p
lo
ad
th
eir
o
n
cu
s
to
m
m
o
d
el.
T
h
is
ap
p
licatio
n
ca
n
o
n
l
y
b
e
ac
ce
s
s
ed
b
y
au
t
h
o
r
ized
u
s
e
r
s
(
as
w
e
h
a
v
e
r
eg
i
s
ter
ed
an
d
s
ig
n
ed
u
p
)
.
T
h
e
u
s
er
is
ab
le
to
i
n
ter
ac
t i
n
r
ea
l ti
m
e
w
it
h
v
ir
tu
a
l
3
D
m
o
d
els
o
f
f
u
r
n
is
h
i
n
g
s
t
h
r
o
u
g
h
a
n
au
g
m
en
te
d
r
ea
lity
a
n
d
ch
a
n
g
e
th
e
co
lo
r
s
o
f
f
u
r
n
is
h
i
n
g
s
an
d
w
all
s
o
r
f
u
r
n
itu
r
e.
T
h
is
en
ab
l
es
th
e
ex
p
lo
r
atio
n
a
n
d
v
is
u
ali
s
atio
n
o
f
co
m
p
le
x
a
n
d
in
n
o
v
a
tiv
e
d
esi
g
n
s
,
w
h
ic
h
m
ak
e
AR
tec
h
n
o
lo
g
y
ac
ce
s
s
ib
le
to
b
o
th
p
r
o
s
an
d
am
ate
u
r
s
t
o
in
ter
io
r
d
esig
n
er
s
a
n
d
ar
ch
it
ec
ts
.
T
w
o
t
y
p
e
s
o
f
au
g
m
e
n
ted
r
ea
lit
y
ar
e
in
co
r
p
o
r
ated
an
d
ass
o
ciate
d
to
a
p
ar
ticu
lar
d
is
cip
li
n
e
i
n
t
h
e
ap
p
licatio
n
s.
A
i
m
o
f
a
n
ap
p
licatio
n
is
to
r
ed
u
ce
th
e
o
v
er
h
ea
d
o
f
th
eir
p
ap
er
w
o
r
k
a
n
d
th
e
e
x
p
en
s
es
t
h
e
y
co
n
s
u
m
e
in
d
ea
li
n
g
w
i
th
t
h
e
a
m
b
ig
u
it
y
o
f
th
eir
clie
n
t
s
,
an
d
th
is
i
s
th
e
co
m
p
lete
p
ac
k
a
g
e
f
o
r
d
esig
n
er
s
a
n
d
ar
ch
itect
s
.
T
h
is
w
ill
also
h
elp
y
o
u
m
a
in
ta
in
y
o
u
r
s
ch
ed
u
le
w
h
ile
p
r
o
m
o
tin
g
y
o
u
r
w
o
r
k
t
o
b
e
r
ec
o
g
n
ized
.
T
h
is
ap
p
licatio
n
also
o
f
f
er
s
n
e
w
s
k
il
ls
f
r
o
m
q
u
ali
f
ied
v
eter
a
n
s
f
o
r
b
eg
in
n
er
s
.
T
h
is
ap
p
licatio
n
also
o
f
f
er
s
to
lear
n
f
r
o
m
q
u
alif
ied
v
eter
an
s
.
I
t
also
h
e
lp
s
ar
ch
ites
t
s
a
n
d
d
esig
n
er
s
lear
n
i
m
p
o
r
tan
t
th
in
g
s
th
at
ar
e
o
f
te
n
lear
n
ed
t
h
r
o
u
g
h
tr
ia
l
a
n
d
er
r
o
r
.
I
n
th
e
p
ast,
t
h
e
ap
p
licatio
n
s
w
er
e
f
o
cu
s
ed
o
n
l
y
o
n
th
e
p
r
o
v
is
io
n
o
f
h
o
m
e
f
u
r
n
i
s
h
in
g
b
y
p
r
o
m
o
tin
g
it
s
p
r
o
d
u
cts.
T
h
e
tw
o
d
is
ti
n
ct
t
y
p
es o
f
A
R
o
n
o
n
e
co
m
m
o
n
g
r
o
u
n
d
h
av
e
n
o
t b
ee
n
y
et.
3
.
1
.
M
o
du
le
f
o
r
Arc
hite
ct
u
re
Ma
r
k
er
b
ased
au
g
m
e
n
ted
r
ea
lit
y
i
s
u
s
ed
to
en
ab
le
th
e
f
u
n
ctio
n
alit
y
d
ev
elo
p
ed
f
o
r
ar
ch
itects.
A
m
ar
k
er
i
s
r
eq
u
ir
ed
to
v
ie
w
th
e
r
en
d
er
ed
3
D
o
b
j
ec
t.
A
n
i
m
ag
e
o
r
a
r
ep
r
esen
tatio
n
t
h
at
ca
n
b
e
p
er
ce
iv
ed
b
y
an
i
m
a
g
e
tr
ac
k
i
n
g
m
o
d
u
le
u
s
i
n
g
m
et
h
o
d
s
co
n
s
is
tin
g
o
f
p
att
er
n
r
ec
o
g
n
itio
n
,
i
m
a
g
e
p
r
o
ce
s
s
in
g
an
d
co
m
p
u
ter
v
is
io
n
tech
n
iq
u
es
ca
n
b
e
d
ef
in
es
as
a
m
ar
k
er
.
I
t
d
ef
i
n
es
t
h
e
co
r
r
ec
t
s
ize
an
d
p
o
s
itio
n
o
f
th
e
ca
m
er
a
o
n
ce
d
etec
ted
.
I
n
t
h
e
p
r
o
ce
s
s
o
f
m
ar
k
er
d
etec
tio
n
,
a
f
ter
d
ec
ip
h
er
in
g
it
s
id
e
n
tit
y
a
n
d
ap
p
r
o
v
ed
as
a
m
ar
k
er
.
Usi
n
g
th
is
f
ee
d
b
ac
k
,
t
h
e
ap
p
licatio
n
ca
lcu
late
s
th
e
p
o
s
itio
n
o
f
t
h
e
2
D
i
m
ag
e.
T
h
e
tr
ac
k
i
n
g
m
o
d
u
le
co
m
p
r
is
es
o
f
t
w
o
m
ai
n
p
h
ase
s
.
First,
th
e
ap
p
lic
atio
n
d
etec
ts
th
e
m
ar
k
er
a
n
d
ev
alu
a
tes
t
h
e
co
-
o
r
d
in
ates
o
f
th
e
m
ar
k
er
.
Hen
ce
,
i
m
p
le
m
en
t
s
i
t
o
n
t
h
e
a
v
ailab
l
e
s
p
ac
e.
T
h
en
,
t
h
e
to
o
l
w
ill
p
r
o
v
id
e
an
a
u
to
m
atic
ar
r
a
n
g
e
m
en
t
o
f
t
h
e
b
u
ild
in
g
ac
co
r
d
in
g
to
th
e
2
D
i
m
a
g
e.
U
s
e
eith
er
SI
(
MK
S)
o
r
C
GS
as
p
r
im
ar
y
u
n
its
.
(
SI
u
n
it
s
ar
e
en
co
u
r
ag
ed
.
)
E
n
g
lis
h
u
n
i
ts
.
At
la
s
t,
a
p
r
o
p
o
s
ed
d
is
p
la
y
p
la
n
o
f
t
h
e
b
u
ild
i
n
g
w
ill
b
e
r
en
d
er
ed
in
to
t
h
e
r
ea
l
s
ce
n
e.
I
t
is
t
h
e
h
ea
r
t
o
f
o
n
e
p
ar
t
o
f
an
ap
p
licatio
n
.
T
h
is
m
o
d
u
le
s
tar
t
s
w
h
e
n
th
e
A
R
ca
m
er
a
is
la
u
n
c
h
ed
.
Af
ter
th
e
ca
lib
r
atio
n
o
f
th
e
ca
m
er
a
an
d
it
g
i
v
es
f
ee
d
b
ac
k
to
th
e
AR
ca
m
er
a
i
n
r
ea
l
ti
m
e
.
T
h
e
ca
m
er
a
e
v
al
u
ates
e
v
er
y
i
m
a
g
e
i
n
th
e
s
ce
n
e
an
d
d
etec
ts
th
e
m
ar
k
er
s
.
T
h
e
m
ar
k
er
co
o
r
d
in
ates
ar
e
tr
ac
k
ed
an
d
m
ar
k
er
’
s
p
o
s
itio
n
ar
e
ca
lcu
lated
an
d
s
e
n
t
to
th
e
A
R
ca
m
er
a.
T
h
e
co
o
r
d
in
ates a
r
e
s
en
t to
th
e
I
m
ag
e
r
e
n
d
er
in
g
m
o
d
u
le
w
h
er
e
an
o
b
j
ec
t is r
en
d
er
ed
o
n
it.
3
.
2
.
M
o
du
le
f
o
r
I
nte
rio
r
De
s
ig
nin
g
Ma
r
k
er
-
le
s
s
A
R
is
a
n
o
th
er
p
ar
t
in
w
h
ich
lo
ca
tio
n
a
n
d
m
ap
p
in
g
is
s
i
m
u
lta
n
eo
u
s
l
y
d
o
n
e
t
h
at
allo
w
s
y
o
u
to
p
lace
y
o
u
r
AR
ex
p
er
ien
ce
p
r
ett
y
m
u
ch
w
h
er
ev
er
y
o
u
w
a
n
t.
T
h
is
tech
n
iq
u
e
i
s
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3
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M
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3
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4
.
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le
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Fi
g
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r
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4
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Fig
u
r
e
4
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a
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ar
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n
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al
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ate
C
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N
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2
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ar
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20
20
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3
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ical
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ig
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u
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Me
ch
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N:
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A
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s
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r
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841
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etc
h
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ap
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d)
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aser
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at
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ac
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ter
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ter
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ted
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4.
RE
SU
L
T
AND
DI
SCUS
SI
O
N
T
h
is
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p
licatio
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s
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elat
iv
el
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n
e
w
,
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ap
p
licatio
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allo
w
s
th
e
u
s
er
to
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m
u
ltip
le
o
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ec
t
to
t
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cr
ee
n
i
n
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ea
l
-
ti
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e.
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a
n
ip
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late
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o
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esize
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th
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t
o
n
s
elec
ti
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n
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h
u
s
,
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lo
w
in
g
t
h
e
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ter
io
r
d
esig
n
er
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m
p
le
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en
t
t
h
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esig
n
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e
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alu
a
te
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m
in
r
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l
-
en
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ir
o
n
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e
n
t.
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n
th
is
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licatio
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o
n
e
m
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le
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o
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r
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2
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i
m
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g
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d
o
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e
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n
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ass
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s
s
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.
Fig
u
r
e
6
s
h
o
w
th
e
h
o
m
e
Scr
ee
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o
f
t
h
e
A
p
p
licatio
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.
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e
u
s
e
r
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ill
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p
cr
ea
te
h
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p
r
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I
n
C
ase
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e
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n
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licatio
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n
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ce
s
s
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estricte
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n
u
s
i
n
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s
k
i
p
b
u
tto
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.
Fig
u
r
e
7
s
h
o
w
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h
elp
p
an
el,
w
h
er
e
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e
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s
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s
w
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o
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f
o
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e
f
ir
s
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ti
m
e
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n
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g
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id
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.
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g
u
r
e
8
s
h
o
w
t
h
e
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lo
g
/
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o
m
m
u
n
it
y
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ag
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e,
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er
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e
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w
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n
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n
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lear
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t
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.
Fig
u
r
e
9
s
h
o
w
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e
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ale
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ar
/
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h
ed
u
ler
P
an
el.
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e,
t
h
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er
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n
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le
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s
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ee
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ter
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ate
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ar
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e
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ir
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ted
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e
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e
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er
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el.
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n
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ite
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e
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th
e
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ate.
Fig
u
r
e
10
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.
17
,
No
.
2
,
Feb
r
u
ar
y
20
20
:
8
3
3
-
8
4
4
842
s
h
o
w
t
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te
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ar
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t
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.
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p
an
el
e
n
ab
les
th
e
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s
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to
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m
p
le
m
en
t
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ir
d
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n
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y
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g
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n
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t
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e
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n
.
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h
is
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el
s
h
o
w
s
all
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h
e
f
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n
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tio
n
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ties
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f
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g
m
e
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y
(
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r
k
er
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les
s
)
.
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t
also
ex
h
ib
its
th
e
C
ate
g
o
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ies
t
h
at
is
p
r
o
v
id
ed
to
th
e
u
s
er
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u
s
e.
Fig
u
r
e
1
1
r
ev
ea
ls
th
at
o
n
se
lectio
n
o
f
t
h
e
o
b
j
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th
e
te
x
tu
r
e
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d
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elete
b
u
tto
n
w
ill
b
e
v
is
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le.
Fi
g
u
r
e
1
2
s
h
o
w
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h
e
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an
el
d
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icate
d
to
A
r
c
h
itects.
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h
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i
s
k
n
o
w
n
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s
th
e
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r
ch
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tectu
r
e
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an
el
a
n
d
an
o
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er
m
aj
o
r
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a
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o
f
th
e
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licatio
n
.
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h
is
p
an
el
s
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n
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m
a
g
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co
n
ta
in
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n
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t
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e
tr
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ck
in
g
p
o
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ts
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h
ic
h
is
later
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n
s
ca
n
n
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d
w
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en
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t
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er
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D
m
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m
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e
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ce
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.
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g
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r
e
1
3
is
co
n
ce
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w
it
h
m
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h
a
n
ical
d
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n
in
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d
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o
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e
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ie
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n
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o
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e
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u
r
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er
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al
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e
ir
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o
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el.
Fig
u
r
e
1
4
r
ev
ea
l
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e
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r
o
n
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a
n
d
s
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h
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t
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n
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e
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ip
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late
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h
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le
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n
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n
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.
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g
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r
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1
5
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o
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ay
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d
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n
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m
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g
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