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1
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C
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p
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Mu
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1.
I
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RO
D
UCT
I
O
N
R
esear
ch
cr
ea
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n
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k
n
o
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d
g
e,
s
ee
k
in
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tr
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th
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k
n
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an
d
e
x
p
lan
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n
o
f
s
p
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if
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q
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esti
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s
[
1
]
,
a
n
d
c
o
n
tr
ib
u
ted
to
th
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d
is
co
v
er
y
o
f
n
ew
s
cien
tifi
c
ad
v
an
ce
m
en
ts
th
er
eb
y
s
tr
en
g
th
en
in
g
n
atio
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d
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elo
p
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ter
m
s
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o
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etitiv
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s
o
cial
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ev
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p
m
e
n
t,
an
d
n
atio
n
al
s
u
s
tain
ab
ilit
y
[
2
]
.
I
t
also
p
r
o
v
id
es
b
en
e
f
its
f
o
r
u
s
e
as
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d
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elo
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d
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r
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s
o
lv
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ac
r
o
s
s
all
s
o
cial
lev
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m
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d
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al
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s
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es
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c
o
m
m
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ity
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s
o
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n
d
n
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al
lev
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Kn
o
wled
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e
g
ain
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r
o
u
g
h
r
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ch
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as
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an
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s
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en
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Mo
r
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its
r
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[
3
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.
T
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d
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tan
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cr
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tin
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ew
k
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t
h
at
will
h
elp
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ate
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.
Ho
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r
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ase
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I
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15
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n
o
wled
g
e
[
4
]
–
[
6
]
clea
r
l
y
ca
u
s
e
an
d
ef
f
ec
t
co
n
n
ec
tio
n
s
,
h
elp
in
s
ep
ar
atin
g
th
e
r
elatio
n
s
h
ip
s
o
f
r
elate
d
an
d
u
n
r
elate
d
ar
ea
s
o
f
k
n
o
wled
g
e
f
r
o
m
ea
ch
o
th
er
,
an
d
af
f
ec
t th
e
in
cr
ea
s
e
in
ef
f
ec
tiv
en
ess
in
h
elp
in
g
with
d
ec
is
io
n
-
m
ak
in
g
o
r
h
elp
in
g
to
f
u
r
th
e
r
d
ev
elo
p
k
n
o
wled
g
e
to
lea
d
t
o
th
e
p
r
o
ce
s
s
o
f
cr
ea
tin
g
ar
e
as
o
f
k
n
o
wled
g
e
in
in
teg
r
atin
g
r
esear
ch
to
s
o
lv
e
p
eo
p
le'
s
p
r
o
b
lem
s
an
d
t
h
e
ap
p
r
o
p
r
iate
d
e
v
elo
p
m
e
n
t o
f
t
h
e
s
o
u
th
.
T
h
e
s
o
u
th
er
n
r
e
g
io
n
o
f
T
h
aila
n
d
is
s
itu
ated
o
n
th
e
Ma
lay
P
en
in
s
u
la.
I
t
s
h
ar
es
its
s
o
u
th
e
r
n
b
o
u
n
d
ar
y
with
Ma
lay
s
ia
an
d
is
b
o
r
d
er
ed
b
y
two
s
ea
s
: th
e
Gu
lf
o
f
T
h
ailan
d
to
th
e
ea
s
t a
n
d
th
e
An
d
am
an
Sea
to
th
e
west.
T
h
e
r
eg
io
n
co
m
p
r
is
es
1
4
p
r
o
v
in
ce
s
[
7
]
.
T
h
e
r
eg
io
n
b
en
ef
its
f
r
o
m
its
ab
u
n
d
an
t
r
eso
u
r
ce
s
to
g
en
e
r
ate
s
u
b
s
tan
tial
n
atio
n
al
in
co
m
e
f
r
o
m
ag
r
icu
ltu
r
al
an
d
f
is
h
er
ies
p
r
o
d
u
cts
as
well
as
to
u
r
is
m
.
Acc
o
r
d
in
g
to
a
s
tu
d
y
by
[
8
]
,
t
h
e
s
o
u
th
e
r
n
r
eg
io
n
is
n
o
ted
f
o
r
its
u
n
iq
u
e
p
o
ten
tial,
r
ich
cu
ltu
r
al
h
er
ita
g
e,
s
tu
n
n
in
g
to
u
r
is
t
d
esti
n
atio
n
s
,
an
d
a
b
u
n
d
an
t
n
atu
r
al
r
eso
u
r
ce
s
.
T
h
er
ef
o
r
e,
th
e
ec
o
n
o
m
ic
s
tr
u
ctu
r
e
o
f
s
o
u
th
er
n
T
h
ailan
d
is
d
iv
id
ed
in
to
f
iv
e
m
ai
n
s
ec
to
r
s
.
Ag
r
icu
ltu
r
e,
p
ar
ticu
lar
ly
r
u
b
b
er
an
d
p
alm
o
il,
is
th
e
r
eg
i
o
n
’
s
p
r
im
ar
y
ec
o
n
o
m
ic
d
r
iv
er
,
co
n
t
r
ib
u
tin
g
2
9
%
to
t
h
e
g
r
o
s
s
r
eg
io
n
al
p
r
o
d
u
ct
(
GR
P).
T
h
is
is
f
o
llo
wed
b
y
i
n
d
u
s
tr
y
(
1
2
%),
b
o
r
d
er
tr
ad
e
(
1
0
%),
tr
an
s
p
o
r
tatio
n
(
9
%),
an
d
to
u
r
is
m
(
8
%)
[
9
]
.
Ho
wev
er
,
a
co
m
p
a
r
is
o
n
o
f
So
u
th
er
n
T
h
ailan
d
’
s
ec
o
n
o
m
ic
g
r
o
wth
r
ate
b
etwe
en
2
0
2
1
to
2
0
2
4
s
h
o
ws
th
at
th
er
e
is
g
r
o
wth
at
a
r
ate
o
f
2
.
8
%
to
4
.
4
%
an
n
u
ally
,
wh
i
ch
is
h
ig
h
er
th
a
n
th
e
1
.
5
%
to
3
.
0
%
an
n
u
al
g
r
o
wth
r
ate
o
f
th
e
wh
o
le
c
o
u
n
tr
y
[
8
]
.
Yet,
th
e
th
r
ee
d
ee
p
s
o
u
th
p
r
o
v
in
ce
s
,
in
clu
d
in
g
Pattan
i,
Yala
,
an
d
Nar
ath
iwas,
wer
e
r
an
k
ed
as
th
e
to
p
1
0
p
o
o
r
est
p
r
o
v
in
ce
s
in
T
h
ailan
d
[
1
0
]
.
T
h
e
ch
allen
g
es
to
ec
o
n
o
m
ic
g
r
o
wth
in
th
ese
p
r
o
v
in
ce
s
wer
e
d
u
e
to
s
ev
er
a
l
co
n
s
tr
ain
ts
,
in
clu
d
in
g
ec
o
n
o
m
ic
s
tr
u
ctu
r
e,
p
r
o
d
u
ctio
n
ex
p
an
s
io
n
ch
allen
g
es,
ed
u
ca
tio
n
,
r
eg
io
n
al
in
s
tab
ilit
y
,
d
eter
r
in
g
b
u
s
in
ess
in
v
estme
n
t
,
an
d
c
o
n
tin
u
o
u
s
g
r
o
wth
[
7
]
.
E
s
p
ec
ially
,
r
eg
io
n
al
in
s
tab
ilit
y
h
as
b
ee
n
a
m
ajo
r
co
n
ce
r
n
d
u
e
to
its
p
r
o
lo
n
g
ed
v
io
len
ce
,
wh
ich
im
p
ac
ts
co
m
m
u
n
ity
ec
o
n
o
m
ic
ac
tiv
ities
,
to
u
r
is
m
d
ev
elo
p
m
e
n
t,
in
co
m
e
g
en
e
r
atio
n
,
an
d
s
ec
u
r
ity
o
f
liv
in
g
[
7
]
.
I
n
an
a
ttem
p
t
to
ea
s
e
th
e
s
itu
atio
n
in
th
e
s
o
u
th
er
n
p
r
o
v
in
ce
s
,
s
ev
er
al
p
o
licies
an
d
s
tr
ateg
ic
p
lan
s
h
av
e
b
ee
n
im
p
le
m
en
ted
to
ad
d
r
ess
th
ese
is
s
u
es.
Am
o
n
g
th
ese
p
la
n
s
is
allo
ca
tin
g
th
e
b
u
d
g
et
to
s
u
p
p
o
r
t
r
esear
c
h
ac
tiv
ities
f
o
c
u
s
in
g
o
n
r
eso
lv
in
g
th
e
p
r
o
b
lem
s
th
at
o
cc
u
r
r
ed
in
T
h
ailan
d
’
s
d
ee
p
s
o
u
th
p
r
o
v
i
n
c
es.
T
h
e
r
ec
o
r
d
o
f
r
esear
c
h
co
n
d
u
cted
co
n
ce
r
n
in
g
T
h
ailan
d
’
s
d
e
ep
s
o
u
th
p
r
o
v
in
ce
s
r
ev
ea
ls
th
e
ar
ea
s
th
at
wer
e
co
n
ce
r
n
ed
at
a
p
ar
ticu
lar
tim
e
an
d
id
e
n
tifie
s
th
e
p
o
ten
tial
ar
ea
s
th
at
n
ee
d
f
u
r
th
er
in
v
esti
g
atio
n
.
Ho
wev
er
,
th
ese
d
o
cu
m
en
ts
ar
e
r
ar
ely
u
s
ed
f
o
r
an
aly
s
is
o
r
s
y
n
th
esis
to
co
n
f
ir
m
k
n
o
wled
g
e
tr
en
d
s
alig
n
e
d
with
p
o
licies,
s
tr
ateg
ies,
an
d
is
s
u
es
r
elev
an
t
t
o
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
.
T
h
is
lack
o
f
u
til
izatio
n
p
r
e
v
en
ts
a
co
m
p
r
eh
e
n
s
iv
e
u
n
d
er
s
tan
d
in
g
o
f
th
e
in
ter
co
n
n
ec
ted
n
ess
an
d
d
iv
er
s
e
d
im
en
s
io
n
s
o
f
r
elev
a
n
t
k
n
o
wled
g
e,
s
u
ch
as
r
esear
ch
to
p
ics,
r
elatio
n
s
h
ip
s
am
o
n
g
r
esear
c
h
is
s
u
es,
an
d
ac
ad
em
ic
d
is
cip
lin
es
[
2
]
.
C
o
n
s
eq
u
e
n
tly
,
r
esear
ch
er
s
,
f
u
n
d
in
g
a
g
en
cies,
an
d
d
ev
el
o
p
m
e
n
t o
r
g
a
n
izatio
n
s
lack
cr
itical
in
f
o
r
m
atio
n
o
n
r
esear
ch
tr
en
d
s
an
d
to
p
ics
to
im
p
lem
en
t
an
d
d
r
iv
e
d
ev
elo
p
m
en
t
ef
f
ec
tiv
ely
in
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
[
1
1
]
–
[
1
3
]
.
T
h
is
also
m
ak
es
it
ch
allen
g
in
g
to
estab
lis
h
r
elatio
n
s
h
ip
s
am
o
n
g
r
esea
r
ch
to
p
ics
an
d
id
en
tif
y
r
elev
a
n
t
k
n
o
wled
g
e
f
r
o
m
r
esear
ch
co
n
ten
t
s
y
n
th
esis
,
lead
in
g
t
o
th
e
m
is
alig
n
m
en
t
o
f
r
esear
ch
tr
en
d
s
an
d
to
p
ics
with
ac
tu
al
is
s
u
es,
f
u
n
d
in
g
s
u
p
p
o
r
t,
o
r
d
e
v
elo
p
m
en
t
p
o
licies.
I
t
af
f
ec
ts
th
e
an
aly
s
is
o
f
k
n
o
wled
g
e
g
ap
s
,
h
in
d
er
in
g
th
e
f
o
r
m
u
latio
n
o
f
n
ew
r
esear
ch
q
u
esti
o
n
s
[
1
4
]
.
R
esear
ch
d
ata
th
at
is
n
o
t
th
o
r
o
u
g
h
ly
s
y
n
th
esized
c
o
m
p
licates
its
ap
p
licatio
n
,
esp
ec
ially
in
in
ter
d
is
cip
lin
ar
y
co
n
tex
ts
,
an
d
f
ails
to
co
v
er
clea
r
k
n
o
wled
g
e
s
co
p
es.
T
h
er
ef
o
r
e,
to
f
ac
ilit
ate
th
e
ac
ce
s
s
to
an
d
u
tili
za
tio
n
o
f
r
esear
ch
tr
e
n
d
s
an
d
to
p
ics
f
o
r
p
r
o
b
lem
–
s
o
lv
in
g
an
d
d
e
v
elo
p
m
e
n
t
an
d
t
o
k
ee
p
p
ac
e
with
g
lo
b
al
ch
an
g
es,
a
th
o
r
o
u
g
h
an
aly
s
is
an
d
s
y
n
th
esis
o
f
r
esear
ch
is
ess
en
tial.
T
h
is
p
r
o
v
id
es
v
alu
ab
le
in
f
o
r
m
atio
n
f
o
r
d
ec
is
io
n
-
m
ak
in
g
,
lin
k
in
g
r
elate
d
d
is
cip
lin
es,
id
e
n
tify
in
g
k
n
o
wled
g
e
g
a
p
s
,
r
eso
lv
i
n
g
c
o
n
f
l
icts
o
r
wea
k
n
ess
es
in
r
esear
ch
,
an
d
f
o
r
m
u
latin
g
p
o
licies an
d
s
tr
ateg
ies f
o
r
f
u
r
th
er
d
ev
elo
p
m
en
t
[
1
5
]
.
T
h
is
s
tu
d
y
aim
s
to
u
n
v
eil
th
e
ev
id
en
ce
–
b
ased
r
e
f
lectio
n
o
f
twen
ty
y
ea
r
s
o
f
r
esear
ch
s
tu
d
ies
b
y
f
o
cu
s
in
g
o
n
th
e
d
ee
p
s
o
u
t
h
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
o
f
T
h
ailan
d
.
Mo
r
eo
v
er
,
th
e
s
tu
d
y
o
u
tco
m
es
an
d
r
ec
o
m
m
en
d
atio
n
s
ca
n
lead
to
th
e
id
en
tific
atio
n
o
f
ex
is
tin
g
an
d
m
is
s
in
g
k
n
o
wled
g
e
o
n
t
h
e
s
o
u
th
er
n
b
o
r
d
e
r
,
co
n
f
ir
m
in
g
th
e
alig
n
m
e
n
t
b
e
twee
n
r
esear
ch
an
d
d
ev
el
o
p
m
en
t
s
tr
ateg
ies
f
o
r
th
e
r
eg
io
n
.
I
t
will
h
ig
h
lig
h
t
r
eg
io
n
–
s
p
ec
if
ic
r
esear
ch
to
p
ics,
f
ac
ilit
atin
g
th
e
u
s
e
o
f
r
esear
ch
in
f
o
r
m
atio
n
f
o
r
f
u
tu
r
e
s
tu
d
ies.
T
h
e
r
esear
ch
er
s
h
o
p
e
th
at
th
e
f
in
d
in
g
s
o
f
t
h
e
a
n
aly
s
is
o
f
ex
is
tin
g
an
d
m
is
s
in
g
k
n
o
wled
g
e
o
n
th
e
s
o
u
th
er
n
b
o
r
d
er
ca
n
h
elp
s
et
r
esear
ch
d
ir
ec
tio
n
s
f
o
r
p
r
o
b
le
m
–
s
o
lv
in
g
an
d
d
ev
el
o
p
m
en
t,
ad
d
r
ess
k
n
o
wled
g
e
g
ap
s
,
a
n
d
lev
er
ag
e
r
eg
i
o
n
al
d
ev
elo
p
m
e
n
t
[
1
6
]
ap
p
r
o
p
r
iat
ely
an
d
s
u
s
tain
ab
ly
f
o
llo
win
g
th
e
r
ea
l
p
r
o
b
lem
s
an
d
k
n
o
wled
g
e
g
ap
o
f
th
e
r
eg
io
n
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
A
lo
n
g
itu
d
in
a
l n
etw
o
r
k
a
n
a
ly
s
is
o
f res
ea
r
ch
t
r
en
d
s
a
n
d
p
o
licy
imp
lica
tio
n
s
…
(
K
o
mg
r
it R
u
md
o
n
)
2111
T
h
e
r
esu
lts
o
f
th
e
an
aly
s
is
co
n
s
is
t
o
f
th
r
ee
p
ar
ts
:
th
e
f
ir
s
t
p
ar
t
p
r
esen
ts
th
e
in
tr
o
d
u
ctio
n
,
p
r
in
cip
les,
an
d
p
r
o
b
lem
o
f
r
esear
ch
a
n
aly
s
is
in
a
d
atab
ase;
th
e
s
ec
o
n
d
p
ar
t
d
escr
ib
es
a
liter
atu
r
e
r
ev
ie
w
o
n
s
o
u
th
er
n
m
o
s
t
b
o
r
d
er
p
r
o
v
i
n
ce
s
an
d
r
esear
ch
an
d
th
e
r
esear
ch
to
p
ic
an
aly
s
is
;
an
d
th
e
last
s
ec
t
io
n
r
ev
ea
ls
th
e
r
esu
lts
o
f
th
e
an
aly
s
is
th
at
m
ay
r
e
f
lect
th
e
to
p
ic
I
s
lam
ic
e
d
u
ca
tio
n
,
co
n
f
lict
m
an
a
g
em
en
t,
an
d
s
u
s
tain
ab
le
to
u
r
is
m
d
ev
elo
p
m
e
n
t
in
th
e
s
o
u
th
er
n
m
o
s
t
p
r
o
v
in
ce
s
o
f
T
h
ailan
d
:
a
lo
n
g
itu
d
in
al
n
etwo
r
k
an
aly
s
is
o
f
r
esear
ch
tr
en
d
s
an
d
p
o
licy
im
p
licatio
n
s
.
I
m
p
o
r
tan
tly
,
th
ese
f
in
d
in
g
s
ca
n
l
ea
d
to
in
ter
esti
n
g
is
s
u
es
r
eg
a
r
d
in
g
th
e
r
esear
ch
tr
en
d
s
an
d
i
d
en
tific
atio
n
o
f
ex
is
tin
g
an
d
m
is
s
in
g
k
n
o
wled
g
e
o
n
T
h
ailan
d
'
s
d
ee
p
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
f
o
r
f
u
r
th
er
a
p
p
r
o
p
r
iate
d
e
v
elo
p
m
e
n
t.
2.
L
I
T
URA
T
UR
E
RE
VI
E
W
2
.
1
.
So
uther
nm
o
s
t
bo
rder
pro
v
inces a
nd
re
s
ea
rc
h
T
h
e
s
o
u
th
e
r
n
m
o
s
t
b
o
r
d
er
p
r
o
v
in
ce
s
o
f
T
h
ailan
d
c
o
n
s
is
t
o
f
Pattan
i,
Yala
,
a
n
d
Nar
ath
iwas.
T
h
ese
th
r
ee
p
r
o
v
in
ce
s
h
av
e
d
is
tin
ctiv
e
s
o
cieta
l
ch
ar
ac
ter
is
tics
at
tr
ib
u
ted
to
th
eir
m
u
lticu
ltu
r
al
c
o
m
p
o
s
itio
n
.
Dif
f
er
f
r
o
m
o
th
e
r
p
ar
ts
o
f
T
h
ailan
d
,
wh
er
e
a
m
ajo
r
ity
o
f
th
em
ar
e
B
u
d
d
h
is
t,
a
m
ajo
r
ity
o
f
p
o
p
u
l
atio
n
s
in
th
ese
th
r
ee
p
r
o
v
in
ce
s
ar
e
Mu
s
lim
.
T
h
r
o
u
g
h
o
u
t
th
e
ce
n
tu
r
y
,
th
ey
wer
e
in
f
lu
en
ce
d
b
y
C
h
in
ese,
Ma
lay
,
Hin
d
i,
an
d
Ar
ab
i
c
cu
ltu
r
es.
Du
e
to
th
is
d
if
f
er
e
n
ce
f
r
o
m
o
t
h
er
r
eg
io
n
s
o
f
T
h
ai
lan
d
,
th
e
s
o
u
th
e
r
n
m
o
s
t
p
r
o
v
in
ce
s
r
eq
u
ir
e
u
n
iq
u
e
ed
u
ca
tio
n
al
m
an
a
g
em
en
t
ap
p
r
o
ac
h
es
th
at
co
m
b
in
e
th
e
I
s
lam
ic
cu
r
r
icu
lu
m
.
T
h
e
Min
is
tr
y
o
f
E
d
u
ca
tio
n
estab
lis
h
ed
th
e
So
u
th
er
n
B
o
r
d
er
Pro
v
in
ce
s
E
d
u
ca
tio
n
C
o
o
r
d
in
atio
n
a
n
d
Ad
m
in
is
tr
atio
n
C
en
ter
(
SP
E
C
)
to
co
o
r
d
in
ate
an
d
m
an
ag
e
ed
u
ca
tio
n
in
th
e
s
p
ec
ial
d
ev
elo
p
m
en
t
zo
n
e
o
f
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
.
T
h
is
zo
n
e
in
cl
u
d
es
Pattan
i,
Yala
,
Nar
ath
iwat,
Satu
n
,
a
n
d
f
o
u
r
d
is
tr
icts
in
So
n
g
k
h
la
Pro
v
in
ce
:
T
h
ep
h
a,
C
h
an
a
,
Na
T
h
awi,
an
d
Sab
a
Yo
i
[
1
7
]
.
Ho
wev
er
,
th
is
cu
ltu
r
al
d
iv
er
g
en
ce
h
as
led
to
a
s
en
s
e
o
f
alien
atio
n
am
o
n
g
s
o
m
e
r
esid
en
ts
.
Simu
ltan
eo
u
s
ly
,
ce
r
tain
g
r
o
u
p
s
h
av
e
ex
p
lo
ited
cu
ltu
r
al
co
n
d
itio
n
s
to
d
is
to
r
t
an
d
in
cite
s
o
cial
co
n
f
lict.
Ad
d
itio
n
ally
,
s
o
m
e
g
o
v
er
n
m
e
n
t
o
f
f
icials’
lack
o
f
u
n
d
er
s
tan
d
in
g
o
f
th
e
lo
ca
l
cu
lt
u
r
e
an
d
way
o
f
life
h
as
b
ec
o
m
e
a
f
ac
t
o
r
th
at
d
is
s
en
tin
g
g
r
o
u
p
s
u
s
e
to
j
u
s
tify
th
e
u
s
e
o
f
v
io
le
n
ce
.
T
h
is
s
er
ies
o
f
in
cid
en
ts
s
u
r
g
ed
v
io
len
tly
in
2
0
0
4
;
s
ev
er
al
Mu
s
lim
s
wer
e
ca
p
tu
r
ed
d
u
r
in
g
th
e
f
asti
n
g
m
o
n
th
o
f
R
am
ad
an
.
As
a
r
esu
lt,
th
is
in
cid
en
t
claim
ed
1
0
7
Mu
s
lim
liv
es
[
1
8
]
.
Sin
ce
t
h
en
,
u
n
r
est
an
d
v
i
o
len
ce
h
av
e
em
e
r
g
ed
,
r
esu
ltin
g
in
th
e
d
o
wn
tu
r
n
o
f
th
e
ec
o
n
o
m
y
,
t
o
u
r
is
m
,
s
o
ciety
,
an
d
o
th
er
s
.
Fro
m
th
e
r
ev
iew
o
f
liter
atu
r
e
r
elate
d
to
f
ac
to
r
s
af
f
ec
tin
g
th
e
d
ev
el
o
p
m
en
t
o
f
th
e
s
o
u
th
er
n
b
o
r
d
er
,
it
was
f
o
u
n
d
th
at
in
th
e
ec
o
n
o
m
ic
s
itu
atio
n
in
th
e
s
o
u
th
,
th
er
e
h
as
b
ee
n
a
co
n
tr
ac
tio
n
i
n
th
e
p
r
o
d
u
ctio
n
p
r
o
ce
s
s
es
in
b
o
th
th
e
ag
r
ic
u
ltu
r
al
an
d
in
d
u
s
tr
ial
s
ec
to
r
s
,
wh
ich
h
as
af
f
ec
ted
th
e
in
c
o
m
e
f
r
o
m
th
e
e
x
p
o
r
t
o
f
th
e
m
ain
in
d
u
s
tr
ial
p
r
o
d
u
cts
o
f
th
e
s
o
u
t
h
.
At
th
e
s
am
e
tim
e,
to
u
r
is
m
h
as
also
b
ee
n
af
f
ec
ted
b
y
th
e
p
o
liti
ca
l
s
itu
atio
n
,
wh
i
ch
h
as
af
f
ec
ted
th
e
co
n
f
id
e
n
ce
o
f
f
o
r
eig
n
to
u
r
is
ts
an
d
th
e
in
c
o
n
v
e
n
ien
ce
o
f
to
u
r
i
s
ts
tr
av
elin
g
.
Ho
wev
er
,
th
e
p
o
liti
ca
l
s
itu
atio
n
th
at
h
as
im
p
r
o
v
ed
h
as
r
esu
lted
in
im
p
r
o
v
e
d
co
n
f
id
en
ce
[
1
9
]
.
R
esear
ch
in
d
icate
s
th
at
p
r
o
d
u
ctio
n
ac
r
o
s
s
v
ar
i
o
u
s
b
u
s
in
ess
s
ec
to
r
s
h
as
s
ig
n
if
ican
tly
d
ec
li
n
ed
s
in
ce
2
0
0
4
.
No
tab
l
y
,
th
e
q
u
an
tity
o
f
s
ea
f
o
o
d
lan
d
i
n
g
s
h
as
d
ec
r
ea
s
ed
[
2
0
]
,
an
d
r
aw
r
u
b
b
er
s
h
ee
t
p
r
o
d
u
ctio
n
h
as
also
f
allen
.
Saf
ety
co
n
ce
r
n
s
h
av
e
f
o
r
ce
d
lo
ca
ls
to
s
h
o
r
ten
th
eir
d
aily
r
u
b
b
er
tap
p
in
g
h
o
u
r
s
,
s
h
if
tin
g
to
m
o
r
n
in
g
tap
p
in
g
in
s
tead
o
f
n
ig
h
ttime
,
r
esu
ltin
g
in
lo
wer
latex
y
ield
s
an
d
ad
v
er
s
ely
af
f
ec
tin
g
th
e
o
v
er
all
ec
o
n
o
m
y
.
T
h
e
r
u
b
b
er
in
d
u
s
tr
y
is
ce
n
tr
al
t
o
a
n
d
a
d
r
i
v
in
g
f
o
r
ce
b
e
h
in
d
o
th
er
ec
o
n
o
m
ic
ac
ti
v
ities
in
th
e
r
eg
io
n
[
2
1
]
.
Facin
g
s
u
ch
a
ch
allen
g
e,
th
e
g
o
v
er
n
m
en
t
attem
p
ted
to
s
tim
u
late
th
e
ec
o
n
o
m
y
b
y
in
cr
ea
s
in
g
b
u
d
g
et
ex
p
en
d
itu
r
es
in
th
e
r
eg
io
n
.
Fo
r
in
s
tan
ce
,
in
2
0
0
4
an
d
2
0
0
5
,
ac
tu
al
b
u
d
g
et
d
i
s
b
u
r
s
em
en
ts
wer
e
1
8
,
1
4
3
.
6
m
i
llio
n
T
h
ai
B
ah
t
an
d
2
5
,
3
3
5
.
4
m
illi
o
n
T
h
ai
B
ah
t,
r
e
s
p
ec
tiv
ely
.
Ho
wev
er
,
in
itial m
ea
s
u
r
es seem
ed
in
s
u
f
f
icien
t to
s
ig
n
if
ican
tly
b
o
o
s
t
th
e
r
eg
io
n
al
ec
o
n
o
m
y
,
as
n
o
t
ed
in
th
e
I
n
d
ep
e
n
d
en
t
C
o
m
m
i
ttee
f
o
r
Natio
n
al
R
ec
o
n
ciliatio
n
r
e
p
o
r
t
[
2
0
]
.
T
h
e
s
itu
atio
n
h
as
p
er
s
is
ted
f
o
r
m
o
r
e
th
an
a
d
ec
ad
e,
lead
in
g
to
lo
ca
l
ad
ap
tatio
n
s
o
v
er
tim
e.
A
r
esear
ch
s
tu
d
y
co
n
d
u
cte
d
b
y
J
itp
ir
o
m
s
r
i
[
2
2
]
p
o
s
ited
th
at,
am
id
s
t
a
d
ec
ad
e
o
f
v
io
len
ce
a
n
d
u
n
r
est,
th
e
s
o
u
th
er
n
b
o
r
d
e
r
p
r
o
v
in
ce
s
’
ec
o
n
o
m
ies
d
id
n
o
t
co
n
tr
ac
t
as
co
m
m
o
n
ly
b
elie
v
ed
.
E
v
en
if
it
d
id
n
o
t
g
r
o
w,
i
t
r
em
ain
ed
s
tab
le,
co
n
tr
ar
y
to
th
e
p
r
e
v
ailin
g
v
i
o
len
ce
.
T
h
is
s
tab
ilit
y
is
attr
ib
u
te
d
to
th
e
m
ass
iv
e
g
o
v
e
r
n
m
en
tal
b
u
d
g
et
allo
ca
tio
n
s
f
o
r
b
o
th
d
ev
el
o
p
m
en
t
a
n
d
s
ec
u
r
ity
p
r
o
jects,
r
esu
ltin
g
in
s
u
b
s
tan
tial
p
u
b
lic
s
ec
to
r
em
p
lo
y
m
e
n
t
an
d
a
co
n
s
id
er
ab
le
am
o
u
n
t
o
f
m
o
n
ey
f
lo
win
g
ac
r
o
s
s
v
ar
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le
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o
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ciety
.
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er
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s
with
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o
m
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o
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d
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o
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t su
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(
4
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an
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f
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tu
r
in
g
s
ec
to
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,
an
d
s
er
v
ice
s
ec
to
r
[
8
]
.
T
h
is
in
clu
d
es
s
o
cial
d
ev
elo
p
m
en
t
in
ac
ce
ler
atin
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th
e
r
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lu
tio
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n
r
est
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n
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o
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th
er
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er
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r
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v
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ce
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t
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u
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l
m
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s
an
d
awa
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en
ess
o
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th
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u
ltu
r
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d
iv
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s
ity
,
as
well
a
s
th
e
d
e
v
elo
p
m
e
n
t
o
f
th
e
q
u
ali
ty
o
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ed
u
ca
tio
n
th
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m
p
h
asiz
es
th
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d
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v
elo
p
m
e
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t
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eo
p
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a
n
d
co
m
m
u
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ities
to
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g
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o
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an
d
o
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g
an
izin
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lo
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l
wis
d
o
m
k
n
o
wled
g
e
as
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lear
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in
g
r
eso
u
r
ce
f
o
r
co
m
m
u
n
ities
an
d
lo
ca
l a
r
ea
s
th
at
ar
e
ea
s
ily
ac
ce
s
s
ib
le
[
1
9
]
.
S
e
v
e
r
a
l
r
e
s
e
ar
c
h
s
tu
d
i
e
s
h
a
v
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co
n
d
u
c
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o
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g
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t
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u
r
g
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o
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v
io
l
e
n
c
e
an
d
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s
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o
f
th
e
s
i
t
u
a
t
i
o
n
in
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e
ce
n
t
y
e
a
r
s
.
B
e
s
i
d
e
s
t
h
e
d
o
w
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tu
r
n
o
f
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h
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co
n
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d
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an
g
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if
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r
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M
a
l
ay
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an
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a
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s
p
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t
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
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8
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7
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I
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t J E
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,
Vo
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15
,
No
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2
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Ap
r
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20
25
:
2
1
0
9
-
2
1
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2112
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p
ar
t
s
f
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m
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th
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r
r
e
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io
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s
[
2
3
]
.
As
p
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esen
ted
th
u
s
f
ar
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ev
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al
attem
p
ts
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lem
s
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u
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.
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is
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in
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ec
lar
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o
f
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e
n
ewly
d
ev
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p
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d
B
o
r
d
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Secu
r
ity
Ma
n
ag
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t
Actio
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Plan
(
2
0
2
3
–
2
0
2
7
)
.
T
h
e
ac
tio
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lan
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s
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an
d
co
r
r
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p
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with
in
th
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civ
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v
ices
[
2
0
]
.
I
n
ter
m
s
o
f
h
u
m
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r
eso
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ce
d
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m
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lar
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n
m
an
ag
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en
t
s
y
s
tem
at
all
lev
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ls
an
d
ty
p
es.
T
h
is
in
clu
d
es
elev
atin
g
s
p
ec
ialized
ed
u
ca
tio
n
al
i
n
s
titu
tio
n
s
to
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ce
llen
ce
,
r
ef
o
r
m
in
g
ed
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c
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al
f
in
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ce
t
o
en
h
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q
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ality
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ef
f
icie
n
cy
b
y
d
ir
ec
tly
allo
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tin
g
b
u
d
g
ets
to
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ts
,
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o
m
o
t
in
g
p
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s
ec
to
r
p
ar
ticip
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in
ed
u
ca
tio
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,
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d
d
ev
elo
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d
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es r
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m
in
g
ex
am
in
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s
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tem
s
to
as
s
es
s
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s
en
tial 2
1
st
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ce
n
tu
r
y
s
k
ills
r
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er
th
an
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s
t k
n
o
wled
g
e
lev
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d
in
co
r
p
o
r
atin
g
r
e
s
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ch
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d
tech
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g
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k
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wled
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t.
Ad
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ally
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d
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ee
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s
k
ill
d
e
v
elo
p
m
en
t
alig
n
ed
with
lo
ca
l
co
n
te
x
ts
[
2
4
]
.
Yet
m
u
ch
ef
f
o
r
t
is
n
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d
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to
ac
h
iev
e
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th
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co
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n
ce
s
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l
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r
est,
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g
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lem
s
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o
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c
h
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th
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with
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h
av
e
o
cc
u
r
r
ed
o
v
er
tim
e.
Fro
m
th
e
r
ev
iew
o
f
th
e
in
te
g
r
ated
p
lan
to
d
r
iv
e
th
e
r
eso
lu
tio
n
o
f
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
'
p
r
o
b
lem
s
,
in
th
e
b
u
d
g
et
allo
ca
ti
o
n
o
f
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
ad
m
in
is
tr
ativ
e
ce
n
ter
,
th
e
g
o
al
is
to
en
h
an
ce
th
e
im
ag
e
an
d
p
r
o
m
o
te
to
u
r
is
m
in
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
,
co
n
s
is
tin
g
o
f
r
esear
ch
p
r
o
jects
r
elate
d
to
p
r
o
m
o
tin
g
th
e
d
ev
elo
p
m
en
t
o
f
s
p
o
r
ts
an
d
r
ec
r
ea
tio
n
s
k
ills
,
p
r
o
m
o
tin
g
t
h
e
p
o
ten
tial
o
f
to
u
r
is
m
in
th
e
ec
o
n
o
m
ic
tr
ian
g
le,
p
r
o
m
o
ti
n
g
an
d
s
u
p
p
o
r
tin
g
ed
u
ca
tio
n
m
an
ag
e
m
en
t,
p
r
o
m
o
tin
g
Hala
l
p
r
o
d
u
ctio
n
a
n
d
b
u
s
in
ess
,
an
d
s
tr
en
g
th
en
i
n
g
g
o
o
d
r
elatio
n
s
h
ip
s
a
n
d
u
n
d
er
s
tan
d
i
n
g
to
r
e
d
u
ce
co
n
f
l
icts
,
wh
ich
is
co
n
s
id
er
ed
a
ch
allen
g
e
f
o
r
r
esear
c
h
er
s
in
d
ev
elo
p
in
g
th
e
q
u
ality
o
f
life
an
d
g
r
o
wth
o
f
s
o
ciety
in
th
e
ar
ea
[
2
5
]
.
I
n
2
0
0
7
,
Prin
ce
o
f
So
n
g
k
l
a
Un
iv
er
s
ity
,
Pattan
i
C
am
p
u
s
,
in
itiated
a
r
esear
ch
p
r
o
ject
titl
ed
“I
n
f
o
r
m
atio
n
T
ec
h
n
o
lo
g
y
a
n
d
C
o
m
m
u
n
icatio
n
f
o
r
Natio
n
al
Peac
e
”,
s
u
p
p
o
r
te
d
b
y
th
e
N
R
C
T
,
to
g
eth
er
with
th
e
o
th
er
p
ar
allel
p
r
o
ject
en
titl
ed
“De
v
elo
p
m
en
t
o
f
I
n
f
o
r
m
atio
n
Sy
s
tem
s
an
d
Kn
o
wled
g
e
B
ase
f
o
r
th
e
So
u
th
er
n
B
o
r
d
er
Pro
v
in
ce
s
”,
wh
ich
was
s
u
p
p
o
r
ted
b
y
th
e
So
u
th
er
n
Hea
lth
a
n
d
Dev
e
lo
p
m
en
t
R
esear
ch
I
n
s
titu
te.
T
h
ese
p
r
o
jects
led
t
o
th
e
estab
lis
h
m
en
t
o
f
th
e
“
S
o
u
th
er
n
b
o
r
d
e
r
r
esear
ch
d
ata
b
ase
(
SOR
E
D
A)
”,
a
r
ep
o
s
ito
r
y
f
o
r
r
esear
ch
d
ata
co
n
ce
r
n
in
g
th
e
s
o
u
th
er
n
b
o
r
d
e
r
p
r
o
v
in
ce
s
,
in
clu
d
in
g
Pattan
i,
Yala
,
Nar
ath
iwat,
an
d
Satu
n
.
T
h
is
d
atab
ase
e
n
c
o
m
p
ass
es
v
ar
io
u
s
asp
ec
ts
s
u
ch
as
p
o
liti
cs,
g
o
v
er
n
a
n
ce
,
ar
t
s
,
cu
ltu
r
e,
life
s
ty
le,
h
is
to
r
y
,
lan
d
s
ca
p
e,
to
u
r
is
m
,
r
e
s
o
u
r
ce
s
an
d
en
v
ir
o
n
m
en
t,
e
d
u
ca
tio
n
,
h
ea
lth
,
r
elig
io
n
,
an
d
law.
T
h
e
d
ata
r
e
f
lects
th
e
u
n
iq
u
e
id
en
tity
o
f
t
h
e
th
r
e
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
,
a
id
in
g
in
u
n
d
e
r
s
tan
d
in
g
an
d
p
r
o
v
id
in
g
b
en
e
f
its
f
o
r
d
ev
elo
p
m
e
n
t a
n
d
r
esear
ch
r
ela
ted
to
th
e
ar
ea
.
I
n
2
0
1
1
,
th
e
d
o
cu
m
en
tatio
n
r
elate
d
to
th
e
s
o
u
th
er
n
b
o
r
d
e
r
p
r
o
v
in
ce
s
was
r
ev
is
ed
a
n
d
ex
p
an
d
e
d
b
ey
o
n
d
th
e
ex
is
tin
g
r
esear
ch
.
T
h
e
SOR
E
DA
p
r
o
ject
was
c
o
n
d
u
cte
d
to
en
h
a
n
ce
t
h
e
s
y
s
tem
’
s
co
n
n
ec
tiv
ity
,
en
s
u
r
in
g
it
is
ea
s
ily
ac
ce
s
s
ib
le
an
d
u
s
er
–
f
r
ien
d
l
y
,
allo
win
g
f
o
r
q
u
ick
an
d
e
f
f
icien
t
in
f
o
r
m
atio
n
r
etr
iev
al.
T
h
is
s
er
v
es
as
a
f
o
u
n
d
atio
n
f
o
r
g
en
er
atin
g
n
ew
k
n
o
wled
g
e
o
r
en
h
an
cin
g
e
x
is
tin
g
k
n
o
wled
g
e
th
at
is
b
en
ef
icial
f
o
r
th
e
d
e
v
elo
p
m
e
n
t
an
d
p
r
o
b
lem
–
s
o
lv
in
g
i
n
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
.
E
v
en
t
h
o
u
g
h
SOR
E
DA
en
ab
les
an
d
p
r
o
v
id
es
a
r
ep
o
s
ito
r
y
o
f
r
esear
ch
r
elev
an
t
to
th
e
s
o
u
th
er
n
m
o
s
t
p
r
o
v
in
ce
s
o
f
T
h
ailan
d
,
th
er
e
is
n
o
r
esear
ch
s
tu
d
y
to
e
x
am
in
e
th
e
tr
e
n
d
o
f
r
esear
ch
o
v
er
tim
e.
T
h
is
is
im
p
o
r
tan
t
b
ec
au
s
e
a
lar
g
e
am
o
u
n
t
o
f
b
u
d
g
et
h
as
b
ee
n
i
n
v
ested
,
y
et
th
e
r
et
u
r
n
o
n
i
n
v
estme
n
t
is
u
n
k
n
o
wn
,
as
is
th
e
p
o
s
s
ib
le
tr
en
d
o
f
t
h
e
r
esear
ch
to
p
ic
i
n
th
is
ar
ea
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
A
lo
n
g
itu
d
in
a
l n
etw
o
r
k
a
n
a
ly
s
is
o
f res
ea
r
ch
t
r
en
d
s
a
n
d
p
o
licy
imp
lica
tio
n
s
…
(
K
o
mg
r
it R
u
md
o
n
)
2113
2
.
2
.
Resea
rc
h
t
o
pic a
na
ly
s
is
T
h
e
r
esear
ch
to
p
ic
p
r
o
v
id
es
an
o
v
e
r
v
iew
o
f
th
e
r
esear
ch
co
n
ten
t.
I
t
is
a
r
ef
lectio
n
o
f
th
e
m
o
s
t
s
u
b
s
tan
tial
an
d
f
o
ca
l
p
o
in
ts
o
f
th
e
r
esear
ch
.
Pre
v
io
u
s
r
esear
c
h
u
s
es
r
esear
ch
to
p
ics
to
i
d
en
t
if
y
th
e
tr
en
d
o
f
th
e
r
esear
ch
.
T
h
is
is
u
s
u
ally
d
o
n
e
wh
en
c
o
n
d
u
ctin
g
a
s
y
s
tem
atic
liter
atu
r
e
r
e
v
iew,
s
co
p
in
g
r
ev
iew,
o
r
m
ap
p
in
g
r
ev
iew.
Fo
r
ex
am
p
le,
Kee
et
a
l.
[
2
6
]
co
n
d
u
cted
a
s
co
p
in
g
r
ev
iew
o
n
m
in
d
f
u
ln
ess
r
esear
ch
with
th
e
aim
o
f
id
en
tify
in
g
to
p
ics
f
o
cu
s
ed
o
n
m
in
d
f
u
ln
ess
r
esear
ch
.
T
h
ey
u
s
e
p
r
o
b
ab
ilis
tic
to
p
ic
m
o
d
eli
n
g
b
ased
o
n
laten
t
Dir
ich
let
allo
ca
tio
n
(
L
DA)
.
T
h
ey
s
u
g
g
ested
th
at
s
u
ch
a
m
et
h
o
d
co
u
ld
b
e
u
s
ed
to
d
is
co
v
e
r
th
e
m
ain
r
esear
ch
to
p
ics,
wh
ich
wer
e
th
e
m
aj
o
r
tr
en
d
s
.
Po
lley
[
2
7
]
u
s
ed
VOS
v
iewe
r
,
a
tex
t
m
in
in
g
–
b
ased
t
o
o
l,
to
v
is
u
alize
th
e
to
p
ic
co
v
e
r
ag
e
o
f
th
e
c
o
llectio
n
f
r
o
m
th
e
in
s
titu
tio
n
al
r
ep
o
s
ito
r
y
.
T
h
ey
d
em
o
n
s
tr
ated
th
a
t
u
s
in
g
th
e
to
o
l
ca
n
h
elp
th
e
lib
r
ar
ian
d
etec
t
r
ese
ar
ch
clu
s
ter
s
in
th
e
lib
r
ar
ian
–
m
an
ag
e
d
r
ep
o
s
ito
r
y
.
Nu
r
d
in
et
a
l
.
[
2
8
]
u
s
ed
a
VOSv
iewe
r
to
an
aly
ze
th
e
b
i
b
lio
m
etr
ics o
f
r
esear
ch
r
et
r
iev
e
d
f
r
o
m
Sco
p
u
s
.
As
p
r
esen
ted
th
u
s
f
a
r
,
to
p
ics
ar
e
g
en
er
ally
an
al
y
ze
d
to
s
y
n
th
esize
th
e
t
h
em
e
o
r
tr
en
d
o
f
r
esear
c
h
s
tu
d
ies,
wh
eth
er
d
o
m
ain
–
s
p
ec
if
ic
(
k
ey
w
o
r
d
s
ea
r
ch
in
g
)
o
r
r
ep
o
s
ito
r
y
–
s
p
ec
if
ic.
T
r
ad
itio
n
a
l
r
esear
ch
g
r
o
u
p
ed
th
e
to
p
ics
m
an
u
ally
b
y
u
s
in
g
a
th
em
atic
an
aly
s
is
.
W
h
en
a
n
aly
zin
g
d
ata
f
r
o
m
a
lar
g
e
c
o
r
p
u
s
,
m
a
n
u
al
to
p
ic
id
en
tific
atio
n
b
ec
o
m
es
a
h
ig
h
ch
allen
g
e
an
d
tim
e
–
c
o
n
s
u
m
in
g
task
.
T
h
er
ef
o
r
e
,
d
ata
m
in
in
g
tech
n
iq
u
es
s
u
ch
as
tex
t
m
in
in
g
,
to
p
ic
m
in
in
g
,
o
r
VOSv
iewe
r
ar
e
u
s
u
ally
ap
p
li
ed
to
id
en
tify
p
r
e
v
alen
t
th
e
m
es
an
d
tr
e
n
d
s
.
T
h
is
h
elp
s
r
esear
ch
er
s
u
n
d
er
s
tan
d
th
e
lan
d
s
ca
p
e
o
f
ex
is
tin
g
r
esear
ch
an
d
p
in
p
o
in
t
ar
ea
s
th
at
r
eq
u
ir
e
f
u
r
th
e
r
ex
p
lo
r
atio
n
.
T
o
p
ic
m
o
d
elin
g
is
a
tech
n
iq
u
e
th
at
en
ab
les
th
e
r
etr
iev
al
a
n
d
d
etec
tio
n
o
f
s
p
ec
if
ic
th
em
atic
s
tr
u
ctu
r
es
h
id
d
e
n
i
n
a
lar
g
e
n
u
m
b
er
o
f
d
o
cu
m
en
ts
[
2
9
]
–
[
3
1
]
.
I
t
is
b
ased
o
n
a
p
r
o
b
ab
ilis
tic
m
o
d
el
th
at
ca
n
b
e
u
s
ed
to
ex
p
lain
d
ata
r
elate
d
t
o
a
to
p
ic
in
an
y
s
tatem
en
t
an
d
i
n
v
o
lv
es
th
e
f
o
llo
win
g
k
ey
c
o
m
p
o
n
e
n
ts
:
i
)
to
p
ics,
i.e
.
,
th
e
f
u
n
d
am
e
n
tal
co
n
ce
p
ts
o
r
th
em
es
th
at
r
ep
r
esen
t
a
s
t
atem
en
t
(
f
o
r
in
s
tan
ce
,
in
a
co
r
p
u
s
o
f
n
ewsp
ap
er
ar
ticles,
th
er
e
m
ay
b
e
f
u
n
d
a
m
en
tal
to
p
ics
r
elate
d
to
f
in
a
n
ce
,
clim
ates,
p
o
liti
cs,
s
p
o
r
ts
,
an
d
n
ews)
;
ii
)
a
p
r
o
b
a
b
ilit
y
d
is
tr
ib
u
tio
n
,
wh
ic
h
ex
p
lain
s
an
ar
ticle
b
y
d
is
tr
ib
u
tin
g
th
e
p
r
o
b
ab
ilit
y
in
o
r
d
er
to
id
en
tify
th
e
s
im
ilar
ity
.
T
o
p
ic
m
o
d
elin
g
ca
n
b
e
u
s
ed
t
o
d
r
aw
co
n
clu
s
io
n
s
,
en
ab
le
r
etr
iev
al,
an
d
o
r
d
er
f
i
les
b
ased
o
n
to
p
ics
r
ath
er
th
an
wo
r
d
s
[
3
2
]
.
VOSv
iewe
r
is
an
o
th
er
to
o
l
u
s
ed
to
v
is
u
alize
th
e
th
em
es
o
f
th
e
to
p
ics.
T
h
e
ter
m
v
is
u
aliza
tio
n
o
f
s
im
ilar
ities
(
VOS)
s
tan
d
s
f
o
r
v
is
u
aliza
tio
n
o
f
s
im
ilar
ities
(
VOS)
,
wh
ich
r
ef
er
s
to
a
tech
n
iq
u
e
u
s
ed
f
o
r
th
e
allo
ca
tio
n
o
f
n
o
d
es
in
a
n
etwo
r
k
g
r
a
p
h
.
T
h
e
VOS
m
eth
o
d
w
as
in
itially
b
u
ilt
b
ased
o
n
tex
t
m
in
in
g
alg
o
r
ith
m
s
to
an
aly
ze
t
h
e
b
ib
lio
m
etr
ic
n
etwo
r
k
[
3
3
]
.
I
t
lo
ca
tes
ter
m
s
clo
s
er
to
th
eir
i
d
ea
l
co
o
r
d
in
at
es
o
n
th
e
m
ap
a
n
d
g
iv
es we
ig
h
t to
in
d
i
r
ec
t similar
ities
[
3
3
]
.
Netwo
r
k
an
aly
s
is
is
an
o
th
e
r
f
r
eq
u
en
tly
u
s
ed
ap
p
r
o
ac
h
to
v
is
u
alize
th
e
co
n
n
ec
tio
n
s
b
etwe
en
item
s
o
f
in
ter
est,
s
u
ch
as
th
e
u
s
e
o
f
n
e
two
r
k
s
to
d
ep
ict
th
e
co
n
n
ec
tio
n
s
am
o
n
g
th
e
r
esear
c
h
er
s
wh
en
co
n
d
u
ctin
g
th
e
citatio
n
an
aly
s
is
b
y
u
s
in
g
to
o
ls
lik
e
VOSv
iewe
r
.
I
t
is
al
s
o
ap
p
lied
in
to
p
ic
an
aly
s
is
to
d
em
o
n
s
tr
ate
th
e
co
n
n
ec
tio
n
a
m
o
n
g
th
e
to
p
ics.
E
p
is
tem
ic
n
etwo
r
k
an
aly
s
is
(
E
NA)
is
an
o
th
er
ty
p
e
o
f
n
et
wo
r
k
an
aly
s
is
th
at
o
f
f
er
s
a
n
o
v
el
ap
p
r
o
ac
h
to
u
n
d
er
s
tan
d
in
g
th
e
s
tr
u
ctu
r
e
o
f
co
n
n
ec
tio
n
s
with
in
d
ata.
I
t
r
ests
o
n
th
r
ee
k
ey
ass
u
m
p
tio
n
s
:
f
ir
s
t,
th
at
th
e
d
ata
ca
n
b
e
s
y
s
tem
atica
lly
b
r
o
k
en
d
o
wn
in
to
m
ea
n
in
g
f
u
l
elem
en
ts
(
co
d
es).
Seco
n
d
,
th
e
d
ata
ex
h
ib
its
a
l
o
ca
l
s
tr
u
ctu
r
e,
co
n
s
is
tin
g
o
f
s
m
aller
u
n
its
lik
e
co
n
v
er
s
atio
n
s
o
r
d
o
cu
m
e
n
ts
.
Fin
ally
,
th
e
way
th
ese
co
d
es
c
o
n
n
ec
t
with
in
th
ese
lo
ca
l
s
tr
u
ctu
r
es
h
o
ld
s
s
ig
n
i
f
ican
t
m
ea
n
in
g
[
3
4
]
–
[
3
6
]
.
E
NA
g
o
es
b
ey
o
n
d
s
im
p
ly
id
en
tify
in
g
th
ese
co
n
n
ec
tio
n
s
.
I
t
q
u
an
tifie
s
th
eir
s
tr
en
g
th
b
y
an
aly
zin
g
th
e
co
–
o
cc
u
r
r
en
ce
s
o
f
co
d
es
with
in
co
n
v
er
s
atio
n
s
.
T
h
is
allo
ws
f
o
r
th
e
cr
ea
tio
n
o
f
n
etwo
r
k
m
o
d
els
th
at
v
is
u
ally
r
ep
r
esen
t
th
ese
r
elatio
n
s
h
ip
s
.
No
tab
ly
,
E
NA
an
aly
ze
s
th
ese
n
etwo
r
k
s
s
im
u
ltan
eo
u
s
ly
,
e
n
a
b
lin
g
r
esear
ch
e
r
s
to
co
m
p
ar
e
a
n
d
co
n
tr
ast
th
em
s
tatis
tically
an
d
v
is
u
ally
.
As
p
r
esen
ted
th
u
s
f
ar
,
s
tu
d
y
in
g
th
e
r
esear
ch
tr
en
d
,
wh
eth
er
d
o
m
ain
–
s
p
ec
if
ic
o
r
r
ep
o
s
ito
r
y
–
b
ased
,
ca
n
b
e
d
o
n
e
b
y
u
s
in
g
a
d
v
an
ce
d
tech
n
iq
u
es
s
u
ch
as
to
p
i
c
m
o
d
ellin
g
[
2
6
]
,
[
3
7
]
,
b
ib
lio
m
etr
ic
an
aly
s
is
[
2
7
]
,
[
2
8
]
,
[
3
8
]
an
d
o
th
e
r
s
.
Ho
wev
er
,
th
e
r
e
r
em
ain
s
a
lack
o
f
r
esear
ch
s
tu
d
ies
to
ex
am
in
e
th
e
d
if
f
er
en
ce
s
b
etwe
en
th
e
to
p
ic
d
etec
tio
n
m
o
d
el
an
d
its
p
r
ec
is
io
n
in
co
o
r
d
in
atin
g
h
u
m
an
ju
d
g
m
e
n
t
in
u
n
d
e
r
s
tan
d
in
g
t
o
p
ics
b
ased
o
n
th
e
c
o
llected
d
ata
in
t
h
e
in
s
titu
tio
n
al
lib
r
ar
y
–
m
an
ag
ed
r
ep
o
s
ito
r
y
.
3.
M
E
T
H
O
D
3
.
1
.
SO
RE
DA
s
y
s
t
em
T
h
e
d
ataset
u
s
ed
in
th
is
s
tu
d
y
was
r
etr
iev
ed
f
r
o
m
an
in
s
titu
tio
n
-
m
an
ag
ed
r
e
p
o
s
ito
r
y
ca
lled
th
e
So
u
th
er
n
b
o
r
d
e
r
p
r
o
v
in
ce
s
r
e
s
ea
r
ch
d
atab
ase
(
SOR
E
DA)
.
T
h
is
d
atab
ase
s
er
v
es
as
a
p
lat
f
o
r
m
f
o
r
p
r
esen
tin
g
r
esear
ch
r
ep
o
r
ts
,
ar
ticles,
an
d
th
eses
r
elate
d
to
th
e
s
o
u
t
h
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
,
in
clu
d
in
g
Pattan
i,
Yala
,
Nar
ath
iwat,
So
n
g
k
h
la,
a
n
d
Satu
n
.
T
h
e
d
atab
ase
was
d
ev
elo
p
ed
b
y
u
s
in
g
M
y
SQL
as
an
o
p
e
n
–
s
o
u
r
ce
d
ata
b
ase
an
d
PHP
f
o
r
web
p
r
o
g
r
am
m
i
n
g
.
T
h
e
s
y
s
tem
’
s
f
u
n
ctio
n
alit
y
was
test
ed
b
y
in
d
iv
i
d
u
als
with
tech
n
ical
an
d
o
p
er
atio
n
al
e
x
p
er
tis
e.
I
t
ai
m
s
to
p
r
o
v
id
e
a
r
eso
u
r
ce
f
o
r
ac
ad
em
ic
an
d
r
esear
ch
d
e
v
elo
p
m
e
n
t
b
y
e
m
p
h
asizin
g
s
p
ec
if
ically
th
o
s
e
r
esear
ch
s
tu
d
ies
co
n
ce
r
n
i
n
g
th
e
s
o
u
th
e
r
n
b
o
r
d
er
p
r
o
v
in
ce
s
,
r
e
g
ar
d
les
s
o
f
th
e
r
esear
ch
er
s
’
af
f
iliates
an
d
r
esear
ch
f
ield
s
[
3
9
]
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8
7
0
8
I
n
t J E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
15
,
No
.
2
,
Ap
r
il
20
25
:
2
1
0
9
-
2
1
2
7
2114
SOR
E
DA
i
s
cu
r
r
en
tly
m
an
a
g
ed
an
d
m
ain
tain
ed
b
y
th
e
lib
r
ar
ian
s
.
Fig
u
r
e
1
p
r
esen
ts
th
e
s
im
p
lifie
d
u
s
e
ca
s
e
d
iag
r
am
to
d
escr
ib
e
t
h
e
g
en
er
al
a
n
d
m
ai
n
f
u
n
ctio
n
s
o
f
th
e
SOR
E
DA
lib
r
ar
ian
–
m
an
ag
ed
web
–
b
ased
s
y
s
tem
.
T
h
e
lib
r
a
r
ian
s
’
task
i
n
v
o
lv
es
c
o
llectin
g
d
ata
f
r
o
m
s
ev
er
al
o
th
er
r
esear
ch
r
ep
o
s
ito
r
ies
in
T
h
ailan
d
,
s
u
ch
as
T
h
aiL
I
S
d
ig
ital
co
llec
tio
n
(
T
DC
)
,
PS
U
Kn
o
wled
g
e
B
an
k
r
ep
o
s
ito
r
y
,
T
h
ai
J
o
u
r
n
al
web
–
b
ased
s
y
s
tem
(
T
h
aiJo
)
,
NR
C
T
web
-
b
ased
s
y
s
tem
,
u
n
iv
e
r
s
ities
’
lib
r
ar
ies
an
d
r
e
p
o
s
ito
r
ies,
an
d
o
t
h
er
s
.
T
h
e
d
ata
i
n
s
er
ted
in
to
SOR
E
DA
in
v
o
lv
es
th
eses
,
r
esear
ch
p
a
p
er
s
,
an
d
ar
ticles
th
at
wer
e
r
elev
a
n
t
to
t
h
e
p
r
o
v
in
c
e
s
o
f
Pattan
i,
Yala
,
Nar
ath
iwat,
So
n
g
k
h
la,
a
n
d
S
atu
n
.
T
h
e
s
elec
tio
n
o
f
r
esear
ch
d
ata
is
b
ased
o
n
t
h
e
titl
e
an
d
ab
s
tr
ac
t,
with
co
n
ten
t
m
a
n
u
ally
g
r
o
u
p
e
d
i
n
to
1
1
ca
te
g
o
r
ies
b
y
t
h
e
lib
r
ar
ian
s
as
p
r
esen
ted
in
T
a
b
le
1
.
T
h
is
in
clu
d
es
E
co
n
o
m
y
an
d
So
ciety
,
Po
liti
cs
an
d
Go
v
er
n
a
n
ce
,
Ar
ts
an
d
C
u
ltu
r
e,
L
if
esty
les
an
d
T
r
ad
itio
n
s
,
His
to
r
y
,
L
an
d
s
ca
p
e
an
d
T
o
u
r
is
m
,
R
eso
u
r
ce
s
an
d
E
n
v
ir
o
n
m
en
t,
E
d
u
ca
tio
n
,
Hea
lth
an
d
Hy
g
ien
e,
R
elig
io
n
,
an
d
L
aw.
T
h
ey
th
en
in
s
er
t
d
ata
in
to
th
e
s
y
s
tem
,
id
en
tify
th
e
co
r
r
esp
o
n
d
in
g
ca
teg
o
r
ies,
u
p
d
ate
d
ata,
an
d
d
elete
d
ata.
User
s
ca
n
v
iew
th
e
av
ailab
le
c
ateg
o
r
ies,
r
esear
ch
,
a
n
d
s
ea
r
ch
d
ata.
Fig
u
r
e
1
.
A
s
im
p
lifie
d
u
s
e
ca
s
e
d
iag
r
am
d
escr
ib
es th
e
m
ain
f
u
n
ctio
n
s
o
f
t
h
e
SOR
E
DA
s
y
s
t
em
3
.
2
.
Da
t
a
a
na
ly
s
is
m
et
ho
d
Fig
u
r
e
2
illu
s
tr
ates
th
e
m
eth
o
d
o
lo
g
y
u
s
ed
to
an
s
wer
th
e
f
o
r
m
u
lated
r
esear
ch
q
u
esti
o
n
s
.
I
n
itially
,
th
e
d
ata
wer
e
r
etr
iev
ed
f
r
o
m
SOR
E
DA,
an
d
1
,
1
4
8
n
u
m
b
er
s
o
f
r
esear
ch
d
ata
wer
e
r
ec
o
r
d
e
d
in
th
e
SOR
E
D
A
s
y
s
tem
(
d
ata
u
p
t
o
J
u
n
e
3
0
,
2
0
2
4
)
.
Au
th
o
r
s
r
etr
iev
e
d
th
ese
d
ata
f
o
r
th
e
an
aly
s
is
b
y
u
s
in
g
t
h
e
f
o
llo
win
g
f
ield
s
:
y
ea
r
s
o
f
p
u
b
licatio
n
s
;
ty
p
es
o
f
p
u
b
licatio
n
s
;
titl
e,
ab
s
tr
ac
t,
to
p
ic,
s
u
b
to
p
ic,
an
d
n
u
m
b
er
o
f
ac
ce
s
s
es.
T
h
e
d
ata
wer
e
th
en
tr
an
s
lated
f
r
o
m
T
h
ai
to
E
n
g
lis
h
.
Ho
wev
er
,
s
o
m
e
f
ield
s
o
f
d
ata
wer
e
m
is
s
in
g
;
h
en
ce
,
th
ey
wer
e
ex
clu
d
ed
f
r
o
m
th
is
s
tu
d
y
.
B
ased
o
n
th
e
o
b
s
er
v
atio
n
,
th
is
m
is
s
in
g
d
ata
was
r
elev
an
t
an
d
h
ap
p
en
ed
d
u
r
in
g
th
e
s
y
s
tem
d
ev
elo
p
m
en
t
test
in
g
.
Hen
ce
,
ex
cl
u
d
in
g
th
is
d
ata
d
i
d
n
o
t
af
f
ec
t
th
e
an
aly
s
is
.
C
o
n
s
e
q
u
en
tly
,
o
n
ly
1
,
1
4
2
r
ec
o
r
d
s
wer
e
in
cl
u
d
ed
i
n
th
is
s
tu
d
y
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
A
lo
n
g
itu
d
in
a
l n
etw
o
r
k
a
n
a
ly
s
is
o
f res
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ch
t
r
en
d
s
a
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d
p
o
licy
imp
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tio
n
s
…
(
K
o
mg
r
it R
u
md
o
n
)
2115
T
ab
le
1
.
T
o
p
ics an
d
c
o
r
r
esp
o
n
d
in
g
s
u
b
-
t
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p
ics co
d
e
d
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y
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ar
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N
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M
a
i
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p
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c
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u
b
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t
o
p
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c
s
1
Ec
o
n
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my
a
n
d
s
o
c
i
e
t
y
−
P
o
l
i
c
y
a
n
d
d
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v
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l
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p
m
e
n
t
−
C
o
mm
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y
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c
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n
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my
−
Ec
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c
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s
−
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mm
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s
−
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c
h
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s
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m
mu
n
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t
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e
s
−
W
o
me
n
,
c
h
i
l
d
r
e
n
,
a
n
d
y
o
u
t
h
−
S
o
c
i
a
l
p
a
r
t
i
c
i
p
a
t
i
o
n
−
S
o
c
i
a
l
c
h
a
n
g
e
−
S
o
c
i
a
l
p
r
o
b
l
e
m
s
−
M
a
ss
c
o
mm
u
n
i
c
a
t
i
o
n
2
P
o
l
i
t
i
c
s
a
n
d
g
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v
e
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n
a
n
c
e
−
G
o
v
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n
a
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e
p
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l
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c
y
−
Lo
c
a
l
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z
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t
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s
−
P
o
l
i
t
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c
a
l
p
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i
c
i
p
a
t
i
o
n
4
A
r
t
s a
n
d
c
u
l
t
u
r
e
−
La
n
g
u
a
g
e
a
n
d
c
o
mm
u
n
i
c
a
t
i
o
n
−
P
a
i
n
t
i
n
g
−
H
a
n
d
i
c
r
a
f
t
s
−
A
r
c
h
i
t
e
c
t
u
r
e
−
Li
t
e
r
a
t
u
r
e
−
H
i
st
o
r
i
c
a
l
s
i
t
e
s
a
n
d
a
r
t
i
f
a
c
t
s
−
P
e
r
f
o
r
mi
n
g
a
r
t
s
4
Li
f
e
st
y
l
e
s
a
n
d
t
r
a
d
i
t
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o
n
s
N
o
n
e
5
H
i
st
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y
N
o
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e
6
La
n
d
sc
a
p
e
a
n
d
t
o
u
r
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s
m
−
P
a
t
t
a
n
i
−
Y
a
l
a
−
N
a
r
a
t
h
i
w
a
t
−
S
a
t
u
n
7
R
e
s
o
u
r
c
e
s
a
n
d
e
n
v
i
r
o
n
me
n
t
−
R
e
s
o
u
r
c
e
a
n
d
e
n
v
i
r
o
n
me
n
t
a
l
ma
n
a
g
e
men
t
−
En
v
i
r
o
n
m
e
n
t
a
l
i
ssu
e
s
8
Ed
u
c
a
t
i
o
n
−
Ed
u
c
a
t
i
o
n
a
l
p
o
l
i
c
y
−
Ed
u
c
a
t
i
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n
a
l
ma
n
a
g
e
me
n
t
−
Ed
u
c
a
t
i
o
n
a
l
p
e
r
s
o
n
n
e
l
−
Ed
u
c
a
t
i
o
n
a
l
i
ss
u
e
s
9
H
e
a
l
t
h
a
n
d
h
y
g
i
e
n
e
−
F
o
o
d
a
n
d
c
o
n
s
u
m
p
t
i
o
n
−
C
o
mm
u
n
i
t
y
h
y
g
i
e
n
e
−
P
u
b
l
i
c
h
e
a
l
t
h
s
e
r
v
i
c
e
s
10
R
e
l
i
g
i
o
n
−
R
e
l
i
g
i
o
u
s
h
i
st
o
r
y
−
R
e
l
i
g
i
o
n
a
n
d
so
c
i
e
t
y
−
R
e
l
i
g
i
o
u
s
l
e
a
d
e
r
s
11
La
w
−
La
w
a
n
d
e
n
f
o
r
c
e
m
e
n
t
−
I
sl
a
mi
c
l
a
w
12
H
a
l
a
l
f
o
o
d
N
o
n
e
13
R
u
b
b
e
r
N
o
n
e
14
I
sl
a
mi
c
s
t
u
d
i
e
s
N
o
n
e
15
S
e
a
f
o
o
d
N
o
n
e
16
P
a
l
m
o
i
l
N
o
n
e
17
C
o
n
f
l
i
c
t
ma
n
a
g
e
me
n
t
N
o
n
e
18
S
o
n
g
k
h
l
a
l
a
k
e
N
o
n
e
Fig
u
r
e
2
.
Ov
e
r
v
iew
o
f
r
esear
c
h
m
eth
o
d
o
lo
g
y
T
h
en
,
t
h
e
d
ata
wer
e
ass
ig
n
e
d
to
a
n
e
r
a
b
ased
o
n
th
e
v
io
len
t
in
cid
en
ts
.
As
p
r
esen
te
d
in
t
h
e
b
ac
k
g
r
o
u
n
d
o
f
th
e
s
tu
d
y
,
th
e
m
ajo
r
in
cid
e
n
ce
in
th
e
s
o
u
th
er
n
b
o
r
d
er
p
r
o
v
in
ce
s
o
f
T
h
ailan
d
h
ap
p
en
ed
in
2
0
0
4
;
th
er
ef
o
r
e,
th
e
r
esear
ch
s
tu
d
ie
s
p
u
b
lis
h
ed
p
r
io
r
to
2
0
0
4
ar
e
co
n
s
id
er
e
d
th
e
‘
p
r
io
r
co
n
f
lict
er
a’
;
t
h
e
r
esear
c
h
p
u
b
lis
h
ed
d
u
r
in
g
2
0
0
4
–
2
0
1
6
i
s
ass
ig
n
ed
to
r
esear
ch
‘
d
u
r
in
g
co
n
f
lict
er
a’
;
an
d
o
th
er
s
wer
e
‘
p
o
s
t
–
co
n
f
lict
er
a’
.
T
h
is
d
ec
is
io
n
was
m
ad
e
b
as
ed
o
n
th
e
n
u
m
b
er
o
f
in
cid
e
n
ts
th
at
h
ap
p
en
ed
in
th
e
th
r
ee
s
o
u
th
er
n
b
o
r
d
er
p
r
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v
in
ce
s
.
T
h
e
n
u
m
b
er
o
f
t
h
ese
in
cid
en
ts
was
also
th
e
r
esu
lt
o
f
p
o
liti
ca
l
im
p
lem
e
n
tatio
n
in
th
e
th
r
ee
s
o
u
th
er
n
m
o
s
t
p
r
o
v
i
n
ce
s
an
d
p
o
liti
ca
l
d
is
r
u
p
tio
n
o
f
T
h
ailan
d
as
a
wh
o
le
.
T
h
at
is
,
th
e
T
h
ailan
d
’
s
p
o
liti
ca
l
in
s
tab
ilit
y
b
eg
an
in
2
0
0
4
with
th
e
m
ilit
ar
y
co
u
p
.
T
h
e
u
n
s
ta
b
le
p
o
liti
cs
co
n
tin
u
ed
u
n
til
2
0
1
6
,
wh
en
T
h
ailan
d
f
in
ally
r
estated
th
e
g
en
er
al
el
ec
tio
n
o
f
th
e
p
r
im
e
m
i
n
is
ter
.
C
o
n
s
is
ten
t
with
th
e
u
n
r
est
in
th
e
s
o
u
th
er
n
b
o
r
d
er
D
a
t
a
p
r
e
p
a
r
a
t
i
o
n
•
D
a
t
a
R
e
t
r
e
i
v
a
l
•
D
a
t
a
C
l
e
a
n
i
n
g
C
h
a
n
g
e
o
v
e
r
t
i
m
e
s
•
D
e
scri
p
t
i
v
e
A
n
a
l
y
si
s
F
o
c
us
a
r
e
a
s
i
n
e
a
c
h
pe
r
i
o
d
•
Ne
t
w
o
r
k
A
n
a
l
y
si
s
•
VO
Sv
i
e
w
e
r
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8
7
0
8
I
n
t J E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
15
,
No
.
2
,
Ap
r
il
20
25
:
2
1
0
9
-
2
1
2
7
2116
p
r
o
v
in
ce
s
in
2
0
0
4
,
th
er
e
we
r
e
clash
es
b
etwe
en
s
o
ld
ier
s
an
d
in
s
u
r
g
e
n
t
g
r
o
u
p
s
in
s
ev
er
al
ar
ea
s
,
ca
u
s
in
g
p
h
y
s
ical
an
d
m
e
n
tal
lo
s
s
es
t
o
m
an
y
l
o
ca
l
p
eo
p
le
d
u
r
i
n
g
th
e
T
h
ak
s
in
Sh
in
awa
tr
a
G
o
v
er
n
m
en
t
[
4
0
]
.
As
p
r
esen
ted
in
Fig
u
r
e
3
,
af
ter
2
0
1
6
,
t
h
e
n
u
m
b
er
o
f
in
cid
e
n
ts
s
ig
n
if
ican
tly
d
ec
r
ea
s
ed
an
d
b
ec
am
e
lo
wer
t
h
an
t
h
e
in
cid
en
ts
th
at
h
ap
p
e
n
ed
d
u
r
in
g
th
e
ea
r
lies
t
s
tag
e
o
f
v
io
len
c
e
in
2
0
0
4
.
T
h
is
n
u
m
b
er
g
r
ad
u
ally
r
em
ain
ed
s
tab
le
u
n
til
th
e
d
ay
th
is
r
esear
ch
was
wr
itten
.
Hen
ce
,
th
is
r
esear
ch
co
n
s
id
er
ed
th
e
p
a
p
er
p
u
b
lis
h
e
d
af
ter
2
0
1
6
as
th
e
p
o
s
t
–
co
n
f
lict
er
a
.
T
h
e
d
escr
ip
tiv
e
an
aly
s
is
was
in
itially
ap
p
lied
to
g
iv
e
a
n
o
v
er
v
iew
o
f
th
e
d
ata
an
d
ex
am
in
e
th
e
d
en
s
ity
o
f
r
esear
ch
d
u
r
in
g
ea
ch
er
a.
Fig
u
r
e
3
.
Nu
m
b
er
o
f
in
cid
e
n
ts
th
at
h
ap
p
e
n
ed
in
th
e
s
o
u
th
e
r
n
b
o
r
d
er
p
r
o
v
in
ce
s
as r
ec
o
r
d
ed
b
y
Dee
p
So
u
t
h
W
atch
[
4
1
]
T
h
e
E
NA
W
eb
T
o
o
l
(
v
er
s
io
n
1
.
7
.
0
)
was
u
s
ed
to
v
is
u
alize
th
e
r
esear
ch
a
r
ea
.
T
o
an
al
y
ze
u
s
in
g
E
NA,
all
s
ets
o
f
d
ata
wer
e
c
o
m
b
in
e
d
,
an
d
co
r
r
esp
o
n
d
in
g
to
p
ics
wer
e
f
o
r
m
u
lated
in
0
an
d
1
f
o
r
m
at,
wh
ich
wer
e
t
h
en
u
s
ed
as
in
p
u
t
t
o
th
e
E
NA
W
e
b
T
o
o
l.
T
h
is
r
esear
ch
aim
s
to
ex
am
in
e
th
e
r
esear
ch
f
o
cu
s
in
ea
ch
co
n
f
licted
er
a,
an
d
ea
c
h
er
a
co
n
s
is
ts
o
f
s
ev
er
al
u
n
iq
u
e
s
u
b
s
eq
u
en
t
y
ea
r
s
.
T
h
er
ef
o
r
e,
th
e
f
o
llo
win
g
p
ar
am
eter
s
wer
e
u
s
e
d
wh
en
f
o
r
m
u
latin
g
th
e
E
NA
g
r
ap
h
s
,
in
clu
d
in
g
:
i
)
th
e
u
n
its
o
f
an
aly
s
is
an
d
co
n
v
er
s
atio
n
we
r
e
p
er
i
o
d
(
i.e
.
,
p
r
e
-
co
n
f
lict,
co
n
f
lict,
an
d
p
o
s
t
-
c
o
n
f
lict
er
a)
an
d
u
n
iq
u
e
id
en
t
if
icatio
n
n
u
m
b
e
r
s
o
f
r
esear
c
h
an
d
ii)
th
e
co
d
e
r
ep
r
esen
ts
th
e
n
o
d
e
in
E
NA,
wh
ich
was
d
ef
in
e
d
b
ased
o
n
t
h
e
m
ain
to
p
ics
id
e
n
tifie
d
m
a
n
u
ally
b
y
th
e
lib
r
ar
ian
in
T
ab
le
1
i
d
e
n
tific
atio
n
o
f
th
e
s
e
p
ar
am
eter
s
was d
o
n
e
f
o
llo
win
g
th
e
tu
to
r
ials
[
3
4
]
,
[
3
6
]
,
[
4
2
]
,
[
4
3
]
.
T
h
e
E
NA
m
o
d
el
n
o
r
m
alize
d
t
h
e
n
etwo
r
k
s
f
o
r
all
u
n
its
o
f
a
n
aly
s
is
b
ef
o
r
e
th
ey
wer
e
s
u
b
j
ec
ted
to
a
d
im
en
s
io
n
al
r
ed
u
ctio
n
,
wh
ic
h
ac
co
u
n
ts
f
o
r
t
h
e
f
ac
t th
at
d
i
f
f
e
r
en
t u
n
its
o
f
a
n
aly
s
is
m
ay
h
av
e
d
if
f
er
en
t
n
u
m
b
er
s
o
f
co
d
ed
lin
es
in
th
e
d
ata.
Fo
r
th
e
d
im
en
s
io
n
al
r
ed
u
cti
o
n
,
th
e
E
NA
W
eb
T
o
o
l
u
s
ed
a
s
in
g
u
lar
v
alu
e
d
ec
o
m
p
o
s
itio
n
,
wh
ich
p
r
o
d
u
ce
s
o
r
th
o
g
o
n
al
d
im
en
s
io
n
s
th
at
m
ax
im
ize
th
e
v
ar
ian
ce
ex
p
lain
ed
b
y
ea
ch
d
im
en
s
io
n
(
s
ee
[
3
4
]
an
d
[
3
6
]
f
o
r
a
m
o
r
e
d
etailed
ex
p
lan
at
io
n
o
f
m
at
h
em
atics).
Netwo
r
k
s
wer
e
v
is
u
alize
d
u
s
in
g
n
etwo
r
k
g
r
a
p
h
s
wh
er
e
n
o
d
es
co
r
r
esp
o
n
d
to
th
e
c
o
d
e
s
(
i.e
.
,
to
p
ic)
a
n
d
ed
g
es
(
lin
es)
r
ef
lect
th
e
r
elativ
e
f
r
eq
u
e
n
cy
o
f
co
–
o
cc
u
r
r
en
ce
,
o
r
co
n
n
ec
tio
n
,
b
etwe
en
two
to
p
ics.
E
ac
h
n
o
d
e
r
ep
r
esen
ts
r
es
ea
r
ch
–
f
o
cu
s
ed
ar
ea
o
r
co
n
ce
p
t,
as
p
r
esen
ted
in
T
a
b
le
1
.
T
h
e
s
ize
o
f
th
e
n
o
d
es
i
n
d
icate
s
th
e
f
r
e
q
u
en
c
y
o
r
im
p
o
r
tan
ce
o
f
th
at
th
em
e
with
in
th
e
d
ataset.
E
d
g
es
c
o
n
n
ec
tin
g
th
e
n
o
d
es
r
ep
r
ese
n
t
th
e
r
elatio
n
s
h
ip
s
o
r
co
–
o
cc
u
r
r
en
ce
s
b
etwe
en
r
esear
ch
–
f
o
c
u
s
ed
ar
ea
s
.
T
h
e
th
ick
n
ess
o
f
th
e
lin
es in
d
icate
s
th
e
s
tr
en
g
th
o
r
f
r
e
q
u
en
c
y
o
f
th
ese
co
n
n
ec
tio
n
s
.
T
h
e
r
esu
lt
is
two
co
o
r
d
in
ated
r
ep
r
esen
tatio
n
s
f
o
r
ea
ch
u
n
it
o
f
an
aly
s
is
:
i
)
a
p
lo
tted
p
o
in
t,
wh
ich
r
ep
r
esen
ts
th
e
lo
ca
tio
n
o
f
th
a
t
u
n
it’s
n
etwo
r
k
in
t
h
e
lo
w
–
d
im
en
s
io
n
al
p
r
o
jecte
d
s
p
ac
e
an
d
ii
)
a
weig
h
ted
n
etwo
r
k
g
r
ap
h
.
T
h
e
p
o
s
itio
n
s
o
f
th
e
n
etwo
r
k
g
r
ap
h
n
o
d
es
ar
e
f
ix
ed
,
an
d
th
o
s
e
p
o
s
itio
n
s
ar
e
d
eter
m
in
ed
b
y
an
o
p
tim
izatio
n
r
o
u
tin
e
th
at
m
i
n
im
izes
th
e
d
if
f
er
en
ce
b
etw
ee
n
th
e
p
lo
tted
p
o
in
ts
an
d
t
h
eir
co
r
r
esp
o
n
d
in
g
n
etwo
r
k
ce
n
tr
o
i
d
s
.
B
ec
au
s
e
o
f
th
is
co
-
r
eg
is
tr
atio
n
o
f
n
etwo
r
k
g
r
ap
h
s
an
d
p
r
o
jecte
d
s
p
ac
e,
th
e
p
o
s
itio
n
s
o
f
th
e
n
etwo
r
k
g
r
ap
h
n
o
d
es
-
a
n
d
th
e
co
n
n
ec
tio
n
s
th
ey
d
ef
i
n
e
-
ca
n
b
e
u
s
ed
to
i
n
ter
p
r
et
th
e
d
im
en
s
i
o
n
s
o
f
th
e
p
r
o
jecte
d
s
p
ac
e
an
d
ex
p
lain
th
e
p
o
s
itio
n
s
o
f
p
lo
tted
p
o
in
ts
in
th
e
s
p
ac
e
.
E
NA
ca
n
b
e
u
s
ed
t
o
co
m
p
ar
e
u
n
its
o
f
an
aly
s
is
in
ter
m
s
o
f
th
eir
p
lo
tted
p
o
i
n
t
p
o
s
itio
n
s
,
i
n
d
iv
id
u
al
n
etwo
r
k
s
,
m
ea
n
p
lo
tted
p
o
in
t
p
o
s
itio
n
s
,
an
d
m
ea
n
n
etwo
r
k
s
,
wh
ich
av
er
ag
e
th
e
co
n
n
ec
t
io
n
weig
h
ts
ac
r
o
s
s
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
A
lo
n
g
itu
d
in
a
l n
etw
o
r
k
a
n
a
ly
s
is
o
f res
ea
r
ch
t
r
en
d
s
a
n
d
p
o
licy
imp
lica
tio
n
s
…
(
K
o
mg
r
it R
u
md
o
n
)
2117
in
d
iv
id
u
al
n
etwo
r
k
s
.
Netwo
r
k
s
m
ay
also
b
e
co
m
p
ar
ed
u
s
in
g
n
etwo
r
k
d
if
f
er
en
ce
g
r
ap
h
s
.
T
h
ese
g
r
ap
h
s
ar
e
ca
lcu
lated
b
y
s
u
b
tr
ac
tin
g
th
e
weig
h
t
o
f
ea
ch
co
n
n
ec
tio
n
i
n
o
n
e
n
etwo
r
k
f
r
o
m
th
e
co
r
r
esp
o
n
d
in
g
co
n
n
ec
tio
n
s
in
an
o
th
er
.
I
n
th
is
s
tu
d
y
,
we
u
s
e
m
ea
n
n
etwo
r
k
s
to
co
m
p
ar
e
ea
ch
p
air
o
f
er
as
as
id
en
tifie
d
ea
r
lier
.
T
h
e
r
esear
ch
to
p
ics
an
d
th
eir
ch
an
g
es
th
r
o
u
g
h
tim
e
we
r
e
ex
am
i
n
ed
u
s
in
g
VOSv
iewe
r
.
T
h
is
p
r
o
g
r
am
en
ab
les
th
e
d
etec
tio
n
o
f
th
e
m
o
s
t
f
r
eq
u
e
n
tly
u
s
ed
k
ey
wo
r
d
s
in
th
e
to
p
ics,
en
ab
lin
g
au
to
m
ated
to
p
ic
d
etec
tio
n
an
d
v
is
u
aliza
tio
n
o
f
th
e
r
esu
lts
.
4.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
4
.
1
.
G
ener
a
l In
f
o
rm
a
t
io
n a
bo
ut
t
he
re
s
ea
rc
h in SO
R
E
DA
da
t
a
ba
s
e
A
co
llectio
n
in
SOR
E
D
A
ca
n
b
e
f
o
u
n
d
d
atin
g
b
ac
k
to
1
9
8
2
.
As
s
h
o
wn
in
Fig
u
r
e
4
,
th
er
e
ar
e
a
to
tal
o
f
1
,
1
4
2
r
esear
c
h
item
s
in
S
OR
E
DA.
W
h
en
an
aly
ze
d
b
y
t
im
e
p
er
io
d
,
it
was
f
o
u
n
d
th
at
th
e
co
n
f
lict
er
a
h
ad
th
e
h
ig
h
est
n
u
m
b
e
r
o
f
r
esear
c
h
item
s
,
to
talin
g
6
4
0
(
5
6
.
0
4
%).
T
h
is
was
f
o
llo
we
d
b
y
th
e
p
r
e
–
co
n
f
lict
p
er
io
d
with
3
6
0
item
s
(
3
1
.
5
2
%),
an
d
th
e
p
o
s
t
–
co
n
f
lict p
er
io
d
with
1
4
2
item
s
(
1
2
.
4
3
%).
Fig
u
r
e
4
.
A
n
u
m
b
e
r
o
f
ac
ad
em
ic
wo
r
k
s
ar
e
class
if
ied
b
y
tim
e
p
er
io
d
o
f
c
o
n
f
lict
As p
r
esen
ted
in
Fig
u
r
e
5
,
th
e
d
ata
r
ec
o
r
d
e
d
in
SOR
E
DA
wa
s
co
n
d
u
cted
m
o
s
tly
b
y
Prin
ce
o
f
So
n
g
k
la
Un
iv
er
s
ity
,
Pattan
i
C
am
p
u
s
,
with
9
1
9
item
s
.
T
h
is
is
d
u
e
to
th
e
f
ac
t
th
at
th
e
f
ac
t
th
at
th
e
u
n
iv
er
s
ity
is
lo
ca
ted
in
th
e
ar
ea
o
f
in
te
r
est.
T
h
e
s
ec
o
n
d
h
ig
h
ly
co
n
tr
ib
u
ted
r
esear
ch
team
is
Prin
ce
o
f
So
n
g
k
la
Un
iv
er
s
ity
,
Hat
Yai
C
am
p
u
s
,
with
6
4
item
s
,
f
o
llo
wed
b
y
R
am
k
h
am
h
ae
n
g
Un
iv
er
s
ity
with
3
3
item
s
,
Kin
g
M
o
n
g
k
u
t’
s
Un
iv
er
s
ity
o
f
T
ec
h
n
o
lo
g
y
T
h
o
n
b
u
r
i
with
2
3
item
s
,
an
d
Kin
g
M
o
n
g
k
u
t’
s
Un
iv
er
s
ity
o
f
T
ec
h
n
o
l
o
g
y
N
o
r
th
B
an
g
k
o
k
with
1
5
item
s
,
r
esp
ec
tiv
ely
.
As p
r
esen
ted
in
Fig
u
r
e
5
,
th
e
d
ata
r
ec
o
r
d
e
d
in
SOR
E
DA
wa
s
co
n
d
u
cted
m
o
s
tly
b
y
Prin
ce
o
f
So
n
g
k
la
Un
iv
er
s
ity
,
Pattan
i
C
am
p
u
s
,
with
9
1
9
item
s
.
T
h
is
is
d
u
e
to
th
e
f
ac
t
th
at
th
e
f
ac
t
th
at
th
e
u
n
iv
er
s
ity
is
lo
ca
ted
in
th
e
ar
ea
o
f
in
te
r
est.
T
h
e
s
ec
o
n
d
h
ig
h
ly
co
n
tr
ib
u
ted
r
esear
ch
team
is
Prin
ce
o
f
So
n
g
k
la
Un
iv
er
s
ity
,
Hat
Yai
C
am
p
u
s
,
with
6
4
item
s
,
f
o
llo
wed
b
y
R
am
k
h
am
h
ae
n
g
Un
iv
er
s
ity
with
3
3
item
s
,
Kin
g
M
o
n
g
k
u
t’
s
Un
iv
er
s
ity
o
f
T
ec
h
n
o
lo
g
y
T
h
o
n
b
u
r
i
with
2
3
item
s
,
an
d
Kin
g
M
o
n
g
k
u
t’
s
Un
iv
er
s
ity
o
f
T
ec
h
n
o
l
o
g
y
N
o
r
th
B
an
g
k
o
k
with
1
5
item
s
,
r
esp
ec
tiv
ely
.
Fro
m
Fig
u
r
e
6
,
d
u
r
in
g
th
e
p
r
e
–
co
n
f
lict
p
er
io
d
,
th
er
e
wer
e
3
6
0
ac
ad
em
ic
r
esear
ch
o
u
tp
u
ts
,
in
clu
d
in
g
1
4
9
r
esear
ch
r
ep
o
r
ts
,
1
4
3
th
e
s
es,
an
d
6
8
ar
ticles.
Du
r
in
g
t
h
e
co
n
f
lict
er
a,
th
e
r
e
wer
e
6
4
0
r
esear
ch
o
u
t
p
u
ts
,
in
clu
d
in
g
1
4
4
r
esear
ch
r
ep
o
r
ts
,
4
1
8
th
eses
,
an
d
7
8
ar
ticl
es.
I
n
th
e
p
o
s
t
–
co
n
f
lict
p
er
i
o
d
,
th
er
e
wer
e
1
4
2
r
esear
ch
o
u
tp
u
ts
,
co
n
s
is
tin
g
o
f
2
1
r
esear
ch
r
ep
o
r
ts
an
d
1
2
1
t
h
eses
.
T
h
e
n
u
m
b
er
o
f
ac
ce
s
s
es
r
ec
o
r
d
ed
in
t
h
e
click
s
tr
ea
m
to
th
e
s
p
ec
if
ic
r
esear
ch
o
u
tp
u
ts
.
I
n
Fi
g
u
r
e
7
,
th
e
b
o
x
p
lo
t
illu
s
tr
ates
th
e
q
u
ar
tiles
(
Q1
an
d
Q3
)
o
f
ac
ce
s
s
in
g
th
e
ar
ticles
p
u
b
lis
h
ed
in
ea
c
h
e
r
a.
T
h
e
m
id
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le
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Evaluation Warning : The document was created with Spire.PDF for Python.