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e
f
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ap
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n
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g
h
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p
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en
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iv
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ate
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ib
le
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ly
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d
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m
en
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ies an
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am
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ities
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itab
le
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itu
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.
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as to
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c
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tem
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itial s
tep
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m
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h
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tr
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o
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is
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o
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g
h
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titu
tio
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alize
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d
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tic
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is
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ch
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tic
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is
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o
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g
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ad
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is
clo
s
u
r
e
a
n
d
m
i
x
,
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ich
em
p
o
wer
th
e
p
r
o
g
r
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m
ed
m
ix
o
f
s
ettin
g
.
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h
e
cu
r
r
en
t
c
o
n
tex
t
-
awa
r
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ad
m
in
is
tr
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n
s
ar
e
f
o
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th
e
m
o
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t
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ar
t
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estricte
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to
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ec
if
ic
s
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p
e
o
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ad
m
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is
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ati
o
n
s
in
lig
h
t o
f
th
e
f
ac
t th
at
th
e
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co
p
e
o
f
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ata
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co
n
s
tr
ain
ed
to
th
e
d
ata
g
ath
er
ed
b
y
th
e
ad
m
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is
tr
atio
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its
elf
.
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e
th
at
as
it
m
ay
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o
u
r
s
tr
u
ctu
r
e
co
n
s
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lid
ates
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ata
f
r
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m
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o
r
tm
en
t
o
f
s
o
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r
ce
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d
em
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wer
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th
o
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o
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g
h
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n
tex
t
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m
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s
.
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itio
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ally
,
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i
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itiv
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jectiv
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elp
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m
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clo
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r
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d
m
ix
o
f
s
ettin
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ata.
Fo
r
th
e
tr
ad
in
g
o
f
s
ettin
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d
ata
with
a
m
an
u
al
elu
cid
atio
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o
f
s
u
b
s
tan
ce
ab
o
u
t
s
ettin
g
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ata,
s
y
n
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ter
o
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er
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ili
ty
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ep
en
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t
o
n
W
eb
ad
m
i
n
is
tr
atio
n
s
s
y
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tem
is
ad
eq
u
ate.
B
e
th
at
as
it
m
ay
,
s
em
an
tic
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ter
o
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er
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ilit
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e
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en
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en
t
o
n
Sem
a
n
tic
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ad
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an
ce
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is
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asic
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o
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th
e
p
r
o
g
r
am
m
e
d
p
r
ep
ar
in
g
o
f
s
ettin
g
d
ata.
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n
th
is
m
a
n
n
er
,
we
ap
p
ly
Sem
a
n
tic
W
eb
ad
m
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is
tr
atio
n
s
,
wh
ich
co
o
r
d
in
ate
Sem
an
tic
W
eb
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d
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ad
m
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is
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ati
o
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n
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at
r
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ir
e
th
e
p
r
o
g
r
a
m
m
ed
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ad
e
o
f
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ettin
g
d
ata.
T
h
e
ex
am
in
atio
n
h
as
b
ee
n
d
o
n
e
o
n
r
ea
l
in
q
u
ir
e
ab
o
u
t
d
is
tr
ib
u
tio
n
d
iar
ies
in
clu
d
in
g
f
o
llo
win
g
d
ig
ital lib
r
ar
ies:
−
Sp
r
in
g
er
L
in
k
−
AC
M
p
o
r
tal
d
ig
ital lib
r
ar
y
−
Scien
ce
Dir
ec
t
−
I
EEE
x
p
l
o
r
e
d
ig
ital lib
r
a
r
y
I
n
th
e
d
ev
elo
p
m
en
t
o
f
th
is
f
r
am
ewo
r
k
,
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e
co
r
e
is
th
e
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y
s
te
m
th
at
s
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p
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o
r
ts
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n
tex
t
co
lle
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n
f
r
o
m
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o
f
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esear
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j
o
u
r
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als
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h
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h
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lev
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as sh
o
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y
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e
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ajo
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o
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r
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als in
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u
r
e
1
.
Fig
u
r
e
1
.
Fals
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itiv
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d
is
tr
ib
u
tio
n
o
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m
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lib
r
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ies o
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e
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tili
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tic
web
m
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[
3
]
W
h
at's
m
o
r
e,
b
y
is
o
latin
g
t
h
e
c
o
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tex
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te
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Sem
an
tic
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eb
ad
m
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s
to
a
co
n
tex
t
-
awa
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m
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clo
s
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r
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jo
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g
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ata
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ad
m
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s
as
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g
in
g
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n
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itio
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o
f
th
e
c
lien
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as
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ettin
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f
o
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ay
ch
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ick
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.
Pro
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lem
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m
p
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ctin
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ieicin
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ased
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at
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ac
ts
th
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te
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p
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o
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with
its
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tag
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ies.
W
e
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te
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a
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ast
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r
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in
g
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f
f
r
ee
b
en
ef
its
in
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ar
ticu
lar
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i
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.
An
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f
ec
tiv
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ee
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co
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id
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p
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f
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eta
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d
ata
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f
i
n
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th
e
p
ap
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s
f
r
o
m
th
e
we
b
u
s
in
g
s
em
an
tic
web
tech
n
o
lo
g
y
.
−
T
h
e
y
ea
r
a
n
d
s
o
r
t
o
f
p
u
b
licatio
n
.
−
T
o
an
aly
s
e
th
e
d
if
f
er
en
t
p
ar
am
eter
s
o
f
p
u
b
lis
h
e
d
p
ap
e
r
s
with
s
em
an
tic
web
.
−
Ho
w
th
e
p
u
b
lis
h
ed
p
ap
er
g
ath
er
ed
in
f
o
r
m
atio
n
.
−
W
h
eth
er
m
ea
s
u
r
ab
le
ex
a
m
in
at
io
n
was u
tili
ze
d
o
r
n
o
t u
s
in
g
s
em
an
tic
web
.
−
T
h
e
ex
p
lo
r
e
ass
ess
m
en
t a
p
p
r
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ac
h
.
C
o
n
tr
ib
u
tio
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s
T
h
e
m
ain
co
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tr
ib
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in
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im
p
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to
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elin
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f
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r
p
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b
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s
in
th
r
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t
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r
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.
AC
M,
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Sp
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m
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ar
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ly
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to
p
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s
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f
ar
.
T
h
e
m
ain
co
n
tr
ib
u
tio
n
s
o
f
th
is
d
is
s
er
tatio
n
ar
e
to
:
−
Dem
o
n
s
tr
ate
th
at
class
if
y
in
g
th
e
d
if
f
er
e
n
t
p
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s
with
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l
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ip
tiv
e
in
f
o
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n
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r
e
s
em
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tic
in
d
e
x
in
g
wh
ich
ca
n
im
p
r
o
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th
e
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g
a
p
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lied
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et
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s
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m
e
n
ts
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d
if
f
er
e
n
t jo
u
r
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al
s
.
−
T
est
if
to
p
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n
tex
t
-
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e
m
o
d
el
ca
n
d
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ib
e
th
e
s
em
an
tics
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f
a
p
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b
lis
h
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p
u
b
licatio
n
with
o
u
t
ex
p
licit
s
em
an
tics
.
−
T
est
if
u
s
in
g
p
y
th
o
n
f
r
am
ew
o
r
k
“Cu
b
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as
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ig
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ac
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Sem
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tic
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d
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g
f
o
r
p
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m
e
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ts
wh
ich
h
as a
lr
ea
d
y
b
ee
n
p
r
o
v
ed
.
−
T
est
if
th
e
d
ataset
o
f
d
if
f
er
e
n
t
p
u
b
lis
h
ed
p
u
b
licatio
n
s
in
d
i
f
f
er
en
t
jo
u
r
n
als
h
as
h
i
g
h
a
v
er
ag
e
r
ec
all
th
an
av
er
ag
e
p
r
ec
is
io
n
u
s
in
g
th
e
“C
u
b
ic
-
W
eb
”
f
r
am
ewo
r
k
f
o
r
th
e
s
em
an
tic
web
b
ased
o
n
th
e
o
n
t
o
lo
g
y
d
ec
is
io
n
s
wih
b
o
th
in
ter
n
al
an
d
ex
ter
n
al
f
ac
to
r
s
.
−
C
o
m
b
in
e
th
e
in
ter
n
al
o
n
to
lo
g
y
d
r
iv
er
s
a
n
d
e
x
ter
n
al
o
n
to
l
o
g
y
d
r
iv
er
s
an
d
ap
p
ly
to
d
if
f
er
en
t
ex
t
r
ac
ted
p
u
b
licatio
n
d
o
cu
m
e
n
ts
u
s
in
g
“
C
u
b
ic
-
W
eb
”
f
r
am
ewo
r
k
.
2.
B
ACK
G
RO
UND
2
.
1
.
Co
nte
x
t
info
r
m
a
t
i
o
n a
nd
co
nte
x
t
-
a
wa
re
s
er
v
ices
C
o
n
tex
t
is
ch
ar
ac
ter
ize
d
as
"th
e
in
ter
r
elate
d
co
n
d
itio
n
s
wh
er
e
s
o
m
eth
in
g
e
x
is
ts
o
r
h
ap
p
en
s
"
in
Me
r
r
iam
-
W
eb
s
ter
'
s
C
o
lleg
iate
Dictio
n
ar
y
[
3
]
.
T
h
e
m
ea
n
i
n
g
o
f
s
ettin
g
is
to
s
o
m
e
d
eg
r
ee
d
iv
er
s
e
b
etwe
en
r
esear
ch
er
s
.
Settin
g
is
ch
ar
ac
ter
ized
as
th
e
clien
t'
s
ar
ea
,
co
n
d
it
io
n
,
p
er
s
o
n
ality
a
n
d
tim
e
[
4
]
o
r
th
e
clien
t'
s
p
ass
io
n
ate
s
tate,
f
o
ca
l
p
o
in
t
o
f
co
n
s
id
er
atio
n
,
ar
ea
a
n
d
d
ir
ec
tio
n
,
d
ate
an
d
tim
e,
ar
ticles
an
d
in
d
i
v
id
u
als
in
th
e
clien
t'
s
co
n
d
itio
n
[
5
]
.
Ad
d
itio
n
ally
,
it
is
ch
ar
ac
ter
ized
as
th
e
co
m
p
o
n
en
ts
o
f
th
e
clien
t'
s
co
n
d
itio
n
,
wh
ic
h
th
e
PC
th
in
k
s
ab
o
u
t
[
6
]
.
I
n
o
u
r
ex
p
lo
r
atio
n
,
s
ettin
g
im
p
lies
th
e
d
ata
wh
ich
is
g
iv
en
in
u
n
d
er
s
tan
d
in
g
th
e
clien
t'
s
co
n
d
itio
n
s
o
r
cir
cu
m
s
tan
ce
.
Om
n
ip
r
esen
t
d
ata
im
p
lies
all
d
ata
en
co
m
p
ass
in
g
th
e
c
o
n
d
it
io
n
s
o
f
th
e
clien
t
in
a
wid
e
s
en
s
e,
y
et
s
ettin
g
m
eth
o
d
s
ju
s
t
th
e
d
ata
r
eq
u
i
r
ed
b
y
th
e
clien
t
f
r
o
m
th
e
p
er
v
asiv
e
d
ata.
At
th
e
en
d
o
f
th
e
d
ay
,
co
n
tex
t
-
awa
r
e
f
r
am
e
wo
r
k
s
id
en
tify
an
d
s
elec
t
ev
er
v
ital
d
ata
f
r
o
m
a
lo
t
o
f
u
n
iv
er
s
al
d
ata
ar
o
u
n
d
th
e
clien
t so
as to
g
iv
e
c
o
n
tex
t
-
awa
r
e
ad
m
in
is
tr
atio
n
s
[
7
]
.
C
o
n
tex
t
-
awa
r
e
f
ig
u
r
in
g
is
c
h
ar
ac
ter
ized
as
p
r
o
g
r
am
m
in
g
th
at
is
v
er
s
atile
to
p
lace
o
f
u
tili
za
tio
n
,
in
d
iv
id
u
als
a
n
d
ar
ticles
ar
o
u
n
d
,
a
n
d
ca
n
o
b
lig
e
th
ese
p
r
o
g
r
ess
io
n
s
o
f
item
s
af
ter
s
o
m
e
tim
e
at
th
e
s
am
e
tim
e
[
8
]
.
A
f
ter
th
e
d
ef
in
itio
n
,
th
er
e
wer
e
v
a
r
io
u
s
d
e
f
in
itio
n
s
f
o
r
c
o
n
tex
t
-
awa
r
e
p
r
o
ce
s
s
in
g
,
h
o
wev
er
ev
er
y
h
a
an
ac
ce
n
t
u
atio
n
o
n
ex
p
licit
p
ar
ts
.
Fo
r
th
e
ex
ec
u
tio
n
o
f
co
n
tex
t
-
awa
r
e
p
r
o
ce
s
s
in
g
,
i
t
is
attr
ac
tiv
e
th
at
ad
m
in
is
tr
atio
n
s
r
esp
o
n
d
ex
p
licitly
to
th
eir
ec
o
lo
g
ical
q
u
alities
,
f
o
r
ex
am
p
le,
cu
r
r
en
t
a
r
e
a
an
d
,
a
d
ju
s
t
th
eir
co
n
d
u
ct
as
in
d
icate
d
b
y
th
e
c
h
an
g
in
g
co
n
d
itio
n
s
[
9
]
.
As
th
e
ex
er
tio
n
o
f
g
r
o
u
p
in
g
s
ettin
g
d
ata,
th
er
e
was
an
ex
am
in
atio
n
p
o
s
tin
g
th
e
en
co
m
p
ass
in
g
co
n
d
itio
n
s
o
f
th
e
clien
t
f
o
r
s
ettin
g
d
ata,
f
o
r
e
x
am
p
le,
th
e
ch
a
r
ac
ter
o
f
th
e
clien
t,
tim
e,
s
ea
s
o
n
,
an
d
te
m
p
er
atu
r
e
[
10
]
.
T
h
e
f
o
llo
win
g
s
tu
d
ies
g
av
e
p
r
o
p
er
ties
f
o
r
co
n
tex
t
in
f
o
r
m
atio
n
o
r
class
if
ied
co
n
te
x
t
in
f
o
r
m
atio
n
ac
co
r
d
in
g
to
th
e
ch
ar
ac
ter
is
tic
s
o
f
s
en
s
o
r
s
,
wh
ich
co
llect
t
h
e
co
n
te
x
t.
I
n
r
ec
en
t
y
ea
r
s
,
o
n
to
lo
g
y
h
as
b
ee
n
u
s
ed
to
d
ef
in
e
co
n
te
x
t
in
f
o
r
m
atio
n
i
n
m
an
y
s
tu
d
ies
as
s
h
o
wn
in
Fig
u
r
e
2
.
Ho
wev
er
,
th
e
ex
is
tin
g
d
e
f
in
itio
n
s
o
f
co
n
tex
t
in
f
o
r
m
atio
n
h
av
e
m
an
y
p
r
o
b
l
em
s
f
o
r
th
e
in
ter
o
p
er
atio
n
b
et
wee
n
co
n
tex
t
-
awa
r
e
a
p
p
licati
o
n
s
wh
ile
th
o
s
e
ar
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
1
6
9
3
-
6
9
3
0
T
E
L
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l Co
n
tr
o
l
,
Vo
l.
18
,
No
.
5
,
Octo
b
e
r
2
0
2
0
:
2
5
4
9
-
25
59
2552
ap
p
r
o
p
r
iate
f
o
r
th
e
d
ev
el
o
p
m
e
n
t
o
f
in
d
ep
en
d
en
t
co
n
tex
t
-
awa
r
e
ap
p
licatio
n
s
.
Fo
r
ex
am
p
le,
co
n
tex
t
in
f
o
r
m
atio
n
u
s
ed
in
o
n
e
ap
p
licatio
n
m
ig
h
t
n
o
t
b
e
a
b
le
to
b
e
u
s
ed
in
o
th
er
ap
p
licatio
n
s
b
ec
au
s
e
t
h
e
co
n
tex
t
in
f
o
r
m
atio
n
is
d
ep
en
d
e
n
t o
n
a
s
p
ec
if
ic
ap
p
lic
atio
n
.
F
i
gu
r
e
2.
T
h
e
class
ical
s
ea
r
ch
m
o
d
els b
ased
o
n
wh
ich
th
e
u
s
er
ex
tr
ac
ts
th
e
r
esu
lts
b
y
q
u
e
r
y
s
ea
r
ch
an
d
q
u
er
y
r
ef
i
n
em
en
t f
r
o
m
a
s
ea
r
ch
en
g
i
n
e
[
1
1
]
2
.
2
.
O
nt
o
lo
g
y
-
ba
s
ed
co
nte
x
t
-
a
wa
re
f
ra
m
ewo
r
k
On
to
lo
g
y
-
b
ased
co
n
tex
t
-
awa
r
e
m
o
d
els
wer
e
d
ev
elo
p
e
d
b
ec
au
s
e
th
ey
s
u
p
p
o
r
t
ea
s
y
s
h
ar
in
g
a
n
d
m
u
tu
al
u
s
e
o
f
co
n
tex
t
in
th
e
f
ir
s
t
s
ta
g
e
o
f
co
llectin
g
co
n
tex
t
in
f
o
r
m
atio
n
[
1
2
]
.
GAI
A
[
1
3
]
,
C
o
B
r
A
(
C
o
n
tex
t
B
r
o
k
er
Ar
ch
itectu
r
e)
[
1
4
]
an
d
SOC
AM
(
Ser
v
ice
-
Or
ien
ted
C
o
n
tex
t
-
Awa
r
e
Mid
d
lewa
r
e)
[
1
5
]
ar
e
ex
a
m
p
les
o
f
th
e
o
n
t
o
lo
g
y
-
b
ased
co
n
tex
t
-
a
war
e
ar
ch
itectu
r
es.
All
th
r
ee
f
r
am
ewo
r
k
s
h
av
e
th
e
m
er
it
o
f
i
n
f
o
r
m
atio
n
s
h
ar
i
n
g
,
r
eu
s
ab
ilit
y
,
r
ea
s
o
n
in
g
,
an
d
in
t
er
o
p
er
a
b
ilit
y
b
y
u
s
in
g
o
n
t
o
lo
g
y
.
Firstl
y
,
GAI
A
(
C
o
n
tex
t
I
n
f
r
astru
ctu
r
e)
[
1
6
]
is
a
co
n
tex
t
-
awa
r
e
s
er
v
ice
s
tr
u
ctu
r
e
th
at
allo
ws
a
p
r
o
v
id
er
to
o
b
tain
v
ar
i
o
u
s
co
n
tex
t
in
f
o
r
m
atio
n
a
n
d
r
ea
s
o
n
o
v
er
it.
T
h
e
co
n
tex
t
p
r
o
v
id
e
r
in
th
e
s
tr
u
ctu
r
e
o
f
Gaia
th
at
co
llects
co
n
tex
t
a
n
d
p
r
o
v
id
es
th
e
c
o
n
tex
t
to
ap
p
licatio
n
s
.
T
h
e
C
o
n
tex
t
Sy
n
th
esizer
m
a
k
es
in
f
er
e
n
ce
s
with
co
llected
co
n
tex
t
f
r
o
m
t
h
e
C
o
n
tex
t
Pro
v
i
d
er
,
a
n
d
p
r
o
v
id
es
it
to
ap
p
licatio
n
s
in
a
b
s
tr
ac
t
f
o
r
m
.
T
h
e
co
n
tex
t
p
r
o
v
id
e
r
lo
o
k
u
p
s
er
v
ice
p
r
o
v
id
es
s
er
v
ices
th
at
s
ea
r
ch
f
o
r
th
e
C
o
n
tex
t
Pro
v
i
d
er
.
T
h
e
co
n
tex
t
h
is
to
r
y
is
a
d
atab
ase,
wh
ich
r
ec
o
r
d
s
p
r
ev
io
u
s
co
n
tex
t
in
f
o
r
m
atio
n
,
an
d
th
e
C
o
n
tex
t
C
o
n
s
u
m
er
is
an
ap
p
licatio
n
th
a
t
u
s
es c
o
n
tex
t.
SOC
AM
(
Ser
v
ice
-
Or
ien
ted
C
o
n
tex
t
-
awa
r
e
Mid
d
lewa
r
e
)
[
1
7
]
is
a
s
ettin
g
m
in
d
f
u
l
d
esig
n
f
o
r
p
o
r
ta
b
le
ad
m
in
is
tr
atio
n
s
.
SOC
AM
ass
u
m
es
th
e
jo
b
o
f
C
o
n
tex
t
tr
an
s
lato
r
b
y
u
tili
zin
g
a
f
o
ca
l
s
er
v
er
.
T
h
e
f
o
ca
l
s
er
v
er
g
ath
er
s
an
d
p
r
o
ce
d
u
r
es
s
ettin
g
th
r
o
u
g
h
th
e
C
o
n
tex
t
Pr
o
v
i
d
er
,
an
d
g
iv
es
it
to
cu
s
to
m
e
r
s
.
Settin
g
m
in
d
f
u
l
ve
r
s
atile
ad
m
in
is
tr
atio
n
s
ar
e
s
i
tu
ated
at
th
e
h
ig
h
est
p
o
in
t
o
f
t
h
is
d
esig
n
,
s
o
th
ey
ca
n
u
tili
ze
th
e
id
ea
l
d
e
g
r
ee
o
f
s
ettin
g
d
ata
ac
ce
s
s
ib
le
an
d
ad
j
u
s
t th
eir
co
n
d
u
ct
as n
ee
d
s
b
e.
C
o
B
r
A
(
C
o
n
tex
t
B
r
o
k
er
Ar
c
h
itectu
r
e)
is
th
e
in
ter
ce
s
s
io
n
s
tr
u
ctu
r
e
th
at
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u
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ts
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m
in
d
f
u
l
p
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ce
s
s
in
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wis
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W
is
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s
p
ac
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allu
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es
to
th
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p
h
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s
ical
s
p
ac
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wh
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tf
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k
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th
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d
k
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T
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in
d
iv
id
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als
wh
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ll p
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es c
an
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th
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p
p
licatio
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s
.
2
.
3
.
Se
m
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Sem
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Sem
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I
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[
1
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As
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s
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eb
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[
1
9
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.
Evaluation Warning : The document was created with Spire.PDF for Python.
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Sem
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[
2
0
]
.
Sem
an
tic
web
tech
n
o
lo
g
ies
an
d
s
er
v
ices
as
s
h
o
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3
ar
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ar
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p
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th
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p
o
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tr
ay
al
o
f
w
eb
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m
in
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s
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wh
ich
ar
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p
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f
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p
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estab
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h
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wh
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"wh
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if
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er
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t
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tleties
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is
e
x
am
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atio
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,
we
d
ep
ic
ted
s
ettin
g
m
in
d
f
u
l
ad
m
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s
d
ep
e
n
d
en
t
o
n
s
em
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web
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so
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to
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elp
p
r
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g
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m
ed
r
ev
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ter
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n
o
f
s
ettin
g
m
in
d
f
u
l a
d
m
in
is
tr
atio
n
s
.
As
o
f
late,
a
lig
h
tweig
h
t
s
em
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s
tr
u
ctu
r
e
f
o
r
s
em
an
tic
web
ad
m
in
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tr
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was
p
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o
p
o
s
ed
[
2
1
]
.
I
t
co
m
p
r
is
es
o
f
W
SMO
-
L
ite
m
etap
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y
s
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Mic
r
o
W
S
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an
d
h
R
E
STS.
W
SMO
-
L
ite
p
r
esen
ts
lig
h
tweig
h
t
s
em
an
tic
p
o
r
tr
ay
als
f
o
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ad
m
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s
o
n
th
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,
h
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STS
is
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s
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s
ca
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d
esig
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wh
ich
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if
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STf
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l
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m
in
is
tr
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s
,
an
d
Mic
r
o
W
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g
iv
es
a
tech
n
iq
u
e
to
s
em
an
tically
co
m
m
en
t
o
n
web
b
en
ef
its
b
y
ex
p
a
n
d
in
g
h
R
E
STS.
T
h
e
v
alu
e
o
f
th
e
lig
h
tweig
h
t
s
y
s
tem
is
th
at
it
b
o
ls
ter
s
R
E
STf
u
l
web
ad
m
in
is
tr
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n
s
wh
ich
tak
e
o
v
e
r
h
alf
o
f
all
o
u
t
web
ad
m
in
is
tr
atio
n
co
n
v
en
tio
n
s
.
Ad
d
itio
n
ally
,
it
is
an
y
t
h
in
g
b
u
t
d
if
f
icu
lt
to
co
m
m
en
t
o
n
web
a
d
m
in
is
tr
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n
s
o
n
th
e
g
r
o
u
n
d
s
th
at
h
R
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STS
an
d
Mic
r
o
W
SMO
ar
e
s
tr
aig
h
tf
o
r
war
d
a
n
d
s
im
p
le
to
u
tili
ze
.
F
i
gu
r
e
3.
T
ec
h
n
o
lo
g
y
m
a
p
f
o
r
s
em
an
tic
web
s
er
v
ices w
ith
s
ev
er
al
ap
p
licatio
n
s
,
th
e
r
e
ar
e
v
ar
io
u
s
ap
p
licatio
n
s
f
o
r
co
n
tex
t
-
awa
r
e
p
r
o
ce
s
s
in
g
,
h
o
wev
er
e
v
er
y
s
em
an
tic
web
-
b
ased
ap
p
licatio
n
h
a
s
ac
ce
n
tu
atio
n
o
n
ex
p
licit sem
an
tic
web
s
er
v
i
ce
[
2
2
]
3.
M
E
T
H
O
DO
L
O
G
Y
In
th
is
s
tu
d
y
,
a
s
tr
u
ct
u
r
e
wh
ich
is
o
lates
th
e
co
n
tex
t
p
r
o
v
id
er
a
n
d
th
e
co
n
tex
t
-
awa
r
e
s
er
v
ice
is
p
r
o
p
o
s
ed
f
o
r
th
e
f
o
llo
win
g
r
ea
s
o
n
s
:
Firs
tly
,
th
e
r
ed
u
n
d
a
n
t
g
en
er
atio
n
o
f
co
n
tex
t
in
f
o
r
m
atio
n
is
n
o
t
ef
f
icien
t
an
d
d
if
f
icu
lt
to
r
eu
s
e.
Seco
n
d
ly
,
th
e
u
s
er
s
h
o
u
ld
h
a
v
e
a
ch
o
ice
o
f
s
elec
t
in
g
a
co
n
te
x
t
-
awa
r
e
s
er
v
ice
i
n
a
s
itu
atio
n
wh
er
e
a
n
u
m
b
er
o
f
co
n
tex
t
-
awa
r
e
s
er
v
ices
ar
e
o
p
e
r
ated
,
an
d
it
c
an
im
p
r
o
v
e
th
e
o
v
e
r
all
ef
f
icien
cy
.
Fo
r
e
x
am
p
le
,
in
f
o
r
m
atio
n
ab
o
u
t
b
u
s
lo
ca
tio
n
an
d
ar
r
iv
al
tim
e
is
p
r
o
v
id
ed
b
y
th
e
g
o
v
er
n
m
en
t
t
h
r
o
u
g
h
o
p
en
API
,
an
d
ap
p
licatio
n
s
p
r
o
v
i
d
e
v
ar
io
u
s
s
er
v
ices
in
v
ar
io
u
s
p
latf
o
r
m
s
s
u
ch
as
iPh
o
n
es,
An
d
r
o
id
p
h
o
n
es,
an
d
p
er
s
o
n
al
co
m
p
u
ter
s
b
y
u
s
in
g
th
e
i
n
f
o
r
m
atio
n
.
A
u
s
er
ca
n
c
h
o
o
s
e
a
n
ap
p
licatio
n
wh
ic
h
is
ap
p
r
o
p
r
iate
f
o
r
th
e
u
s
er
’
s
s
itu
atio
n
.
W
e
wan
t to
in
v
esti
g
ate
th
e
f
o
llo
win
g
is
s
u
es th
r
o
u
g
h
o
u
r
r
esear
ch
in
s
em
an
tic
web
:
−
T
o
r
esear
ch
wh
et
h
er
q
u
ality
c
o
n
tr
asts
g
iv
e
a
clar
if
icatio
n
t
o
co
n
tr
asts
in
s
tu
d
y
r
esu
lts
.
−
As
a
m
eth
o
d
f
o
r
weig
h
tin
g
th
e
s
ig
n
if
ican
ce
o
f
in
d
iv
id
u
al
ex
am
in
atio
n
s
wh
en
r
esu
lts
ar
e
b
ei
n
g
in
co
r
p
o
r
ated
.
−
T
o
co
n
tr
o
l th
e
u
n
d
er
s
tan
d
i
n
g
o
f
d
is
co
v
er
ies an
d
d
ec
id
e
th
e
q
u
ality
o
f
s
u
r
m
is
in
g
s
.
−
T
o
m
an
ag
e
p
r
o
p
o
s
als f
o
r
f
u
r
th
er
ex
p
lo
r
e
.
3
.
1
.
I
m
ple
m
ent
a
t
io
n
In
o
r
d
er
t
o
im
p
lem
e
n
t
th
e
s
tr
u
ctu
r
e
d
escr
ib
e
d
ab
o
v
e,
s
en
s
o
r
s
,
co
n
tex
t
p
r
o
v
id
er
s
an
d
co
n
t
ex
t
-
awa
r
e
s
er
v
ices
s
h
o
u
ld
b
e
s
ep
ar
ated
in
d
if
f
er
en
t
lay
er
s
s
o
th
ey
ca
n
o
p
er
ate
in
d
ep
e
n
d
en
tly
.
T
h
e
r
ef
o
r
e,
as
s
h
o
wn
in
Fig
u
r
e
4
,
th
e
f
r
am
ewo
r
k
o
f
th
i
s
s
tu
d
y
co
n
s
is
ts
o
f
th
e
co
n
te
x
t
s
er
v
ice
lay
er
,
p
u
b
lic
co
n
tex
t
l
ay
er
,
a
n
d
p
h
y
s
ical
s
en
s
o
r
lay
er
o
n
th
e
en
tire
h
ier
ar
ch
y
o
f
th
e
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I
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N
:
1
6
9
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5
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2
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2
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25
59
2554
T
h
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p
h
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en
s
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lay
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wh
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llects
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t
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u
t
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if
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ices
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in
Fig
u
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5
with
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an
d
s
em
an
tic
an
aly
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is
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o
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to
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i
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r
e
4.
C
o
n
tex
t
m
ed
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f
r
am
ewo
r
k
wh
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h
in
clu
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tex
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b
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with
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f
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th
e
s
em
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tic
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tex
t in
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o
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m
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n
f
o
r
d
if
f
e
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en
t p
u
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licatio
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s
F
i
gu
r
e
5.
T
h
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f
lo
w
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am
f
o
r
ex
tr
ac
tin
g
th
e
p
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b
licatio
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m
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ts
wh
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in
cl
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p
u
t so
u
r
ce
as
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d
ataset
af
ter
th
at
co
llectin
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ataset
f
o
r
th
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p
r
e
p
r
o
ce
s
s
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g
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d
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tiate
th
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k
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u
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k
n
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wn
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v
en
ts
f
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th
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to
lo
g
ies an
d
s
em
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ti
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aly
s
is
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tr
ac
t th
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ical
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r
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ated
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s
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r
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u
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ata
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d
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ter
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A
s
s
h
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w
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i
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F
i
g
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r
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6
,
a
c
o
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x
t
a
w
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m
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s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
T
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ased
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B
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ly
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ter
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a
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hi
n
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[
24
]
.
T
h
e
d
at
a
la
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er
w
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a
ct
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ty
.
F
ig
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s
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w
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t
h
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S
tr
u
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ur
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of
c
on
t
ex
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p
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A
l
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bl
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in
g,
w
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c
h
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nt
er
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ig
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bt
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t
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w
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et
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.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
1
6
9
3
-
6
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3
0
T
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elec
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,
No
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5
,
Octo
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r
2
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2
0
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2
5
4
9
-
25
59
2556
F
i
gu
r
e
7.
Stru
ctu
r
e
o
f
co
n
tex
t
p
r
o
v
id
e
r
f
o
r
co
n
te
x
t a
war
e
r
es
ea
r
ch
wh
ich
c
o
n
b
in
es
th
e
co
n
tex
t
o
f
p
u
b
lis
h
ed
p
a
p
er
s
with
th
e
h
elp
o
f
co
n
tect
in
ter
p
r
eter
[
2
5
]
T
h
e
s
am
e
is
s
u
es o
f
s
y
n
tactic
an
d
s
em
an
tic
in
ter
o
p
er
a
b
ilit
y
w
ith
co
n
tex
t
p
r
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v
id
er
s
ex
is
t,
a
n
d
s
em
an
tic
web
s
er
v
ice
s
ca
n
b
e
u
s
ed
f
o
r
th
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is
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es.
I
n
th
e
ar
ch
itectu
r
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f
co
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tex
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-
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Ser
v
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r
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p
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to
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ized
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er
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to
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er
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web
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r
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teg
r
ated
c
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m
c
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tex
t in
ter
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r
eter
.
3
.
3
.
T
ra
ini
ng
o
n
da
t
a
s
et
T
h
is
wo
r
k
h
as
b
ee
n
d
o
n
e
u
s
in
g
th
e
p
y
th
o
n
p
r
o
g
r
am
m
in
g
lan
g
u
ag
e
with
a
d
ed
icate
d
l
ib
r
ar
y
f
o
r
th
e
s
em
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tic
web
an
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n
am
ed
as
“Cu
b
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W
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ataset,
in
o
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r
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ase
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s
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d
ataset
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o
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ex
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d
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al
p
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licatio
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a
war
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s
em
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p
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n
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esu
lts
in
T
ab
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1
Mo
r
eo
v
er
,
as
th
is
s
tu
d
y
is
lim
ited
jo
u
r
n
al
d
o
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m
en
ts
,
o
th
er
f
u
tu
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e
s
tu
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ies
can
be
ap
p
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o
ac
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in
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if
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of
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esear
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Fu
r
th
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f
u
tu
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d
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ca
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t
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j
o
u
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u
c
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as
m
ed
ical,
p
o
liti
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o
r
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o
n
o
m
ic
wh
ich
m
ig
h
t
y
i
eld
d
if
f
er
en
t
r
esu
lts
.
T
h
e
d
ataset
h
as
b
ee
n
ac
q
u
ir
ed
f
r
o
m
th
e
lin
k
:
h
ttp
s
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n
atu
r
e.
co
m
/s
d
ata
/
.
T
ab
le 1
.
Dif
f
er
en
t
p
u
b
licatio
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a
r
ticles
in
d
atasetb
ein
g
acq
u
ir
ed
f
r
o
m
th
e s
cien
tific
d
ata web
s
ite
[
2
6
]
D
a
t
a
s
e
t
Ty
p
e
Jo
u
r
n
a
l
s
N
o
.
o
f
A
r
t
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c
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e
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N
o
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sers
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o
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o
f
p
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b
l
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s
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e
d
a
r
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c
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s
C
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t
e
x
t
A
w
a
r
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I
EEE.
A
C
M
,
S
p
r
i
n
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r
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n
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c
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D
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r
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t
4
8
7
9
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4
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2
5
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5
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C
o
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a
w
a
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P
l
o
s O
n
e
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N
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w
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n
t
i
s
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,
B
M
J,
JA
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A
3
7
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TO
TA
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5
2
5
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9
5
1
2
6
2
6
7
6
2
7
8
7
9
4
2
3
3
.
4
.
Co
nte
x
t
a
w
a
re
o
nto
l
o
g
y
decisi
o
ns
I
n
th
is
s
tu
d
y
,
we
co
n
s
tr
u
cted
an
o
n
to
lo
g
y
f
o
r
co
n
te
x
t
in
f
o
r
m
atio
n
b
y
ex
p
an
d
i
n
g
th
e
s
en
s
o
r
o
n
to
l
o
g
y
p
r
esen
ted
b
y
d
if
f
er
e
n
t
r
esear
c
h
jo
u
r
n
als
an
d
we
m
i
n
ed
th
e
r
esu
lts
in
r
esu
lt
s
ec
tio
n
b
ased
o
n
th
e
co
n
c
ep
ts
o
f
o
n
to
lo
g
y
d
r
iv
er
s
as
s
h
o
wn
with
th
e
in
ter
n
al
an
d
ex
ter
n
al
ap
p
licab
ilit
y
o
n
o
n
t
o
lo
g
y
d
ec
is
io
n
as
s
h
o
wn
in
Fig
u
r
e
8
,
T
h
e
o
n
t
o
lo
g
y
is
d
esig
n
ed
to
a
p
p
ly
s
em
a
n
tic
web
s
er
v
ices
to
co
n
tex
t
-
awa
r
e
s
er
v
ic
es.
I
n
th
e
h
ier
a
r
ch
y
,
o
n
to
lo
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d
ec
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wh
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r
ep
r
e
s
en
ts
co
n
tex
t
in
f
o
r
m
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,
is
co
n
n
ec
ted
to
d
if
f
e
r
en
t
f
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d
if
f
er
en
t
p
ar
am
eter
s
o
f
b
o
th
in
ter
n
al
an
d
ex
ter
n
al
o
n
to
lo
g
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d
r
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r
s
with
th
e
r
elatio
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s
h
ip
p
r
o
v
id
es.
I
t
m
ea
n
s
th
at
co
n
tex
t
is
p
r
o
v
id
ed
b
y
th
e
web
s
em
an
tic
ap
p
licatio
n
an
d
ex
is
tin
g
s
y
s
tem
s
.
C
o
n
te
x
t
in
f
o
r
m
atio
n
r
ep
r
esen
ted
w
ith
co
n
tex
t
is
also
co
n
n
ec
ted
to
t
h
e
o
n
to
l
o
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y
d
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is
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s
.
T
h
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s
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ca
s
es a
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e
d
esig
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ed
b
y
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x
p
an
d
in
g
th
e
in
te
r
n
al
o
n
to
lo
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y
d
r
iv
e
r
f
o
r
f
in
d
in
g
an
d
e
x
tr
ac
tin
g
th
e
r
e
s
ea
r
ch
p
ap
er
s
.
C
o
n
tex
t
is
c
o
n
s
tr
a
in
ed
b
y
r
esear
ch
in
p
u
t
an
d
its
ef
f
ec
ts
:
C
o
n
s
tr
ain
ts
in
o
u
r
o
n
to
l
o
g
y
ju
s
t
as
n
o
r
m
al
co
n
s
tr
aits
an
d
r
esear
ch
co
n
s
tr
ain
ts
th
at
ar
e
co
n
s
tr
ain
e
d
b
y
r
esear
ch
s
en
s
o
r
s
an
d
its
d
ec
is
io
n
f
o
r
ex
tr
ac
tin
g
th
e
p
u
b
lis
h
ed
p
a
p
er
s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
T
E
L
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
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t E
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n
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Desig
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in
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fig
u
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text
-
a
w
a
r
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s
ema
n
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w
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a
p
p
lica
tio
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…
(
Ha
id
er Ha
d
i A
b
b
a
s
)
2557
F
i
gu
r
e
8.
C
o
m
po
n
e
nt
s
t
h
at
u
s
e
d
f
o
r
b
ui
ld
in
g
t
h
e
co
nt
e
xt
a
w
ar
e
w
e
b
s
e
m
a
nt
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a
pp
li
c
at
i
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w
it
h
i
nt
er
n
al
a
nd
ex
t
er
n
a
l
o
nt
ol
o
g
y
dr
iv
er
s
4.
RE
SU
L
T
S
B
ased
o
n
th
e
ab
o
v
e
s
em
an
tic
d
escr
ip
tio
n
,
we
h
av
e
tak
en
t
h
r
ee
c
o
n
tex
t
awa
r
e
r
esear
c
h
j
o
u
r
n
als
f
o
r
th
e
s
em
an
ic
web
ap
p
licatio
n
i
n
to
ac
co
u
n
t
i.e
.
AC
M,
I
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,
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p
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in
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.
W
e
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s
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t
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E
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d
S
p
r
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g
er
L
i
n
k
r
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tiv
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h
en
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class
if
y
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u
r
c
o
r
p
u
s
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e
to
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ics,
t
h
e
r
etu
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ed
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l,
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,
n
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t
d
etailed
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d
th
e
T
h
e
av
e
r
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e
r
ec
all
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d
av
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e
p
r
ec
is
io
n
o
f
th
r
ee
c
o
n
tex
t a
war
e
r
esear
ch
jo
u
r
n
als u
s
in
g
cu
b
ic
web
f
o
r
s
em
an
tic
an
aly
s
is
as
s
h
o
wn
in
Fig
u
r
es
9
an
d
1
0
.
Fo
r
ex
a
m
p
le,
to
p
ics
in
clu
d
e
ter
m
s
s
u
ch
as
in
f
o
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n
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d
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ter
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e
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n
o
n
e
t
o
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ic
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s
cien
ce
s
)
,
b
u
t
wh
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class
if
y
o
u
r
co
r
p
u
s
t
o
ten
to
p
ics,
ter
m
s
s
u
c
h
as
in
f
o
r
m
atio
n
,
an
d
b
ac
te
r
ia
wer
e
class
if
ied
in
t
o
two
to
p
ics
(
C
o
m
p
u
te
r
s
an
d
Me
d
ical)
.
T
h
is
s
u
p
p
o
r
ts
th
at
o
u
r
s
y
s
tem
is
wo
r
k
in
g
well
s
in
ce
th
e
AC
M
to
p
ics
ar
e
also
in
clu
d
ed
in
t
h
e
I
E
E
E
.
B
u
t
wh
en
we
class
if
y
o
u
r
p
u
b
licati
o
n
s
to
Sp
r
in
g
e
r
L
in
k
to
p
ics
th
er
e
wer
e
s
o
m
e
r
ed
u
n
d
an
t
r
esu
lts
.
Fo
r
ex
am
p
le,
th
e
o
cc
u
r
r
e
n
ce
o
f
th
e
ter
m
“in
f
o
r
m
atio
n
”
ap
p
ea
r
ed
in
th
e
to
p
ics as c
o
m
p
u
ter
s
,
m
ed
i
ca
l,
an
d
f
in
a
n
ce
p
u
b
licatio
n
s
.
F
i
gu
r
e
9.
T
h
e
av
er
a
g
e
r
e
c
al
l
a
nd
a
v
er
ag
e
pr
e
ci
s
i
o
n
of
th
r
e
e
c
on
te
x
t
a
w
ar
e
r
e
s
ear
c
h
jo
ur
na
l
s
u
s
i
n
g
c
u
bi
c
w
eb
f
or
s
e
m
a
nt
i
c
an
a
ly
s
i
s
Fig
u
r
e
1
0
.
T
h
e
a
v
er
ag
e
r
ec
all
an
d
av
er
a
g
e
p
r
ec
is
io
n
o
f
th
r
ee
c
o
n
tex
t a
war
e
r
esear
c
h
jo
u
r
n
als u
s
in
g
cu
b
ic
web
f
o
r
s
em
an
tic
a
n
aly
s
is
5.
CO
NCLU
SI
O
NS
T
h
is
r
esear
ch
p
ap
er
in
v
o
l
v
es
im
p
r
o
v
in
g
th
e
r
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lts
o
f
p
r
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io
u
s
wo
r
k
in
t
o
p
ic
m
o
d
elin
g
an
d
q
u
e
r
y
ex
p
an
s
io
n
f
o
r
p
u
b
licatio
n
s
in
th
r
ee
co
n
tex
t
awa
r
e
r
esear
c
h
jo
u
r
n
als
i.e
.
AC
M,
I
E
E
E
a
n
d
Sp
r
in
g
e
r
L
in
k
i
n
th
e
o
p
en
s
o
u
r
ce
d
ataset
u
s
in
g
th
e
s
em
an
tic
web
an
aly
s
i
s
w
ith
th
e
h
elp
o
f
C
u
b
ic
-
W
eb
f
r
am
ewo
r
k
in
p
y
t
h
o
n
p
r
o
g
r
a
m
m
in
g
.
Fin
ally
,
d
escr
ip
tio
n
ex
am
p
les
f
o
r
th
e
co
n
te
x
t
p
r
o
v
id
e
r
s
er
v
ice,
s
er
v
ice
p
r
o
f
ile
an
d
s
er
v
ice
p
r
o
ce
s
s
wer
e
d
em
o
n
s
tr
ated
b
y
u
s
in
g
cu
b
ic
web
f
o
r
s
em
an
tic
an
aly
s
is
in
o
r
d
er
to
s
h
o
w
th
e
d
escr
ip
tio
n
s
r
eq
u
ir
ed
to
im
p
lem
e
n
t
th
e
s
em
an
tic
we
b
s
er
v
ices
o
f
c
o
n
tex
t
-
awa
r
e
s
e
r
v
ices
f
o
r
th
e
p
u
r
p
o
s
e
o
f
ex
tr
ac
tin
g
th
e
r
esear
ch
p
ap
er
s
f
r
o
m
d
i
g
ital
lib
r
ar
ies.
W
eh
h
av
e
ev
alu
ate
d
th
e
c
o
n
te
x
t
-
awa
r
e
m
o
d
el
wh
ich
ca
n
d
e
s
cr
ib
e
th
e
s
em
an
tics
o
f
a
p
u
b
lis
h
ed
p
u
b
licatio
n
wit
h
o
u
t
e
x
p
licit
s
em
an
tics
.
W
e
h
av
e
f
o
u
n
d
th
e
av
e
r
ag
e
r
ec
all
a
n
d
a
v
er
g
e
ac
cu
r
ac
y
f
o
r
all
th
e
co
n
tex
t
awa
r
e
r
esear
ch
jo
u
r
n
als
in
o
u
r
r
esear
ch
wo
r
k
.
Mo
r
e
o
v
er
,
as
th
is
s
tu
d
y
is
lim
ited
jo
u
r
n
al
d
o
cu
m
e
n
ts
,
o
th
er
f
u
tu
r
e
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tu
d
i
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n
b
e
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p
r
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