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I
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Dig
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e
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ip
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h
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t
r
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o
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u
r
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1
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Resea
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T
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[
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A
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I
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J
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v
al
&
R
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d
u
c
I
SS
N:
2252
-
8
8
2
2
Web
tr
a
ffic o
p
timiz
a
tio
n
a
n
d
i
n
s
titu
tio
n
a
l b
r
a
n
d
i
n
g
in
h
ig
h
e
r
ed
u
ca
tio
n
(
Mo
h
a
mma
d
S
ya
h
id
u
l H
a
q
)
3887
ad
eq
u
ate
h
u
m
a
n
r
eso
u
r
ce
s
,
tech
n
ical
s
u
p
p
o
r
t,
an
d
s
tr
u
ctu
r
ed
m
an
ag
em
e
n
t
p
r
ac
tices.
Facu
lty
-
lev
el
d
ig
ital
g
o
v
er
n
an
ce
s
h
o
u
ld
th
e
r
ef
o
r
e
b
e
r
eg
a
r
d
ed
as
a
n
ed
u
ca
ti
o
n
al
m
an
a
g
em
en
t
f
u
n
ctio
n
lin
k
in
g
in
s
titu
tio
n
a
l
s
tr
ateg
y
,
o
p
er
atio
n
al
ca
p
ac
ity
,
an
d
s
er
v
ice
q
u
ality
.
Pre
v
io
u
s
s
tu
d
ies
em
p
h
asize
th
at
ef
f
ec
tiv
e
d
ig
ital
g
o
v
e
r
n
an
ce
d
ep
en
d
s
o
n
t
h
e
ali
g
n
m
en
t
o
f
in
s
titu
tio
n
al
g
o
als,
lead
er
s
h
ip
,
tech
n
o
lo
g
ical
i
n
f
r
astru
ctu
r
e
,
a
n
d
h
u
m
an
r
eso
u
r
ce
ca
p
ab
ilit
y
[
2
]
,
[
3
]
.
C
o
n
s
is
ten
t
with
th
is
s
y
s
tem
s
p
er
s
p
ec
tiv
e,
in
s
titu
tio
n
al
v
is
ib
ilit
y
ar
is
es
f
r
o
m
co
o
r
d
in
ated
o
r
g
an
izatio
n
al
ca
p
ab
ilit
ies
r
ath
er
th
an
is
o
lated
tec
h
n
ical
in
te
r
v
e
n
tio
n
s
,
ex
p
lain
in
g
th
e
u
n
e
v
en
im
p
lem
en
tatio
n
o
b
s
er
v
e
d
ac
r
o
s
s
f
ac
u
lties
d
esp
ite
a
s
h
ar
ed
in
s
titu
tio
n
al
s
tr
ateg
y
.
C
o
r
r
elatio
n
an
aly
s
is
s
h
o
wed
t
h
at
o
u
t
p
u
t
–
o
u
tco
m
e
h
ad
th
e
s
tr
o
n
g
est
s
ig
n
if
ica
n
t
ass
o
ciatio
n
,
wh
er
ea
s
in
p
u
t
–
p
r
o
ce
s
s
an
d
p
r
o
ce
s
s
–
o
u
tp
u
t
r
elatio
n
s
h
ip
s
wer
e
p
o
s
itiv
e
b
u
t
n
o
t
s
tatis
tically
s
ig
n
if
ican
t.
T
h
ese
f
in
d
in
g
s
r
e
in
f
o
r
ce
t
h
e
im
p
o
r
tan
ce
o
f
s
tr
ateg
ic
alig
n
m
en
t
a
n
d
c
o
o
r
d
in
ated
g
o
v
er
n
an
ce
in
d
ig
ital
tr
an
s
f
o
r
m
atio
n
[
1
0
]
,
[
1
2
]
,
w
h
ile
in
d
icatin
g
th
at
o
r
g
an
izatio
n
al
r
ea
d
in
ess
a
n
d
im
p
le
m
en
tatio
n
p
r
o
ce
s
s
es
r
eq
u
ir
e
c
o
n
s
is
ten
t e
x
ec
u
tio
n
to
im
p
r
o
v
e
web
s
ite
p
er
f
o
r
m
an
ce
an
d
in
s
titu
tio
n
al
b
r
an
d
in
g
.
4
.
2
.
Va
ri
a
bil
it
y
o
f
websi
t
e
o
ptim
iza
t
io
n pra
ct
ices a
cr
o
s
s
f
a
cult
ies
T
h
e
r
elativ
ely
g
r
ea
ter
v
a
r
iatio
n
o
b
s
er
v
e
d
in
o
p
tim
izatio
n
p
r
ac
tices
s
u
g
g
ests
th
at
in
s
titu
tio
n
al
s
tr
ateg
ies
alo
n
e
ar
e
in
s
u
f
f
icien
t
to
g
u
ar
an
tee
im
p
lem
e
n
tatio
n
co
n
s
is
ten
cy
.
Alth
o
u
g
h
u
n
iv
er
s
ities
m
ay
f
o
r
m
u
late
ce
n
tr
alize
d
d
ig
ital
p
o
licies,
th
e
tr
an
s
latio
n
o
f
th
o
s
e
p
o
licies
in
to
o
p
er
atio
n
al
web
s
ite
p
r
ac
tices
ap
p
ea
r
s
h
ig
h
l
y
d
ep
e
n
d
en
t
o
n
f
ac
u
lty
-
lev
el
ex
ec
u
tio
n
ca
p
a
city
.
T
h
is
f
in
d
in
g
i
n
d
icate
s
th
e
ex
is
ten
ce
o
f
an
im
p
lem
en
tatio
n
g
a
p
b
etwe
en
s
tr
ateg
ic
in
ten
t a
n
d
o
p
er
atio
n
al
r
ea
lizatio
n
.
Prio
r
r
esear
ch
h
as
s
h
o
wn
th
at
web
s
ite
u
s
ab
ilit
y
,
co
n
ten
t
q
u
ality
,
an
d
d
ig
ital
in
ter
ac
tio
n
m
ec
h
an
is
m
s
s
ig
n
if
ican
tly
in
f
lu
en
ce
s
tak
eh
o
ld
er
en
g
a
g
em
en
t a
n
d
in
s
titu
tio
n
al
co
m
m
u
n
icatio
n
ef
f
ec
tiv
e
n
ess
[
1
7
]
,
[
1
8
]
.
T
h
is
r
esu
lt
s
u
p
p
o
r
ts
t
h
o
s
e
f
in
d
in
g
s
b
y
s
h
o
win
g
th
at
web
s
it
e
o
p
tim
izatio
n
p
r
ac
tices
r
e
m
ain
im
p
o
r
tan
t
f
o
r
s
tr
en
g
th
en
in
g
s
tak
eh
o
ld
e
r
-
o
r
ien
ted
d
i
g
ital
co
m
m
u
n
icatio
n
.
Ho
wev
er
,
u
n
lik
e
s
tu
d
ies
th
a
t
f
o
cu
s
m
ain
ly
o
n
web
s
ite
q
u
ality
as
a
tech
n
ical
attr
ib
u
te,
th
e
p
r
esen
t
s
tu
d
y
s
h
o
ws
th
at
o
p
tim
izatio
n
p
r
ac
ti
ce
s
ar
e
s
h
ap
ed
b
y
f
ac
u
lty
-
lev
el
o
r
g
an
izatio
n
al
r
o
u
tin
es
an
d
ex
ec
u
tio
n
c
ap
ac
ity
.
Facu
lties
with
s
tr
o
n
g
er
o
p
tim
izatio
n
p
er
f
o
r
m
an
ce
m
ay
b
e
n
ef
it f
r
o
m
m
o
r
e
m
atu
r
e
d
ig
ital w
o
r
k
f
lo
ws,
s
tr
o
n
g
er
in
ter
n
al
co
o
r
d
in
atio
n
,
an
d
co
n
tin
u
o
u
s
p
er
f
o
r
m
an
ce
m
o
n
ito
r
i
n
g
s
y
s
tem
s
.
C
o
n
s
eq
u
en
tly
,
web
s
it
e
o
p
tim
izatio
n
i
n
h
ig
h
er
e
d
u
ca
tio
n
m
ay
b
e
co
n
ce
p
tu
alize
d
as
a
n
in
s
titu
tio
n
al
ca
p
ab
ilit
y
em
b
ed
d
ed
wit
h
in
o
r
g
an
izatio
n
al
p
r
o
ce
s
s
es
r
ath
er
th
an
is
o
lated
tech
n
o
lo
g
ical
p
r
ac
tices.
4
.
3
.
Understa
nd
ing
t
he
no
n
-
s
ig
nifica
nt
pro
ce
s
s
–
o
utput
r
ela
t
io
ns
hip
An
im
p
o
r
tan
t
f
i
n
d
in
g
o
f
th
is
s
tu
d
y
is
th
e
p
o
s
itiv
e
b
u
t
n
o
n
-
s
ig
n
if
ican
t
r
elatio
n
s
h
ip
b
e
twee
n
th
e
p
r
o
ce
s
s
an
d
o
u
tp
u
t
co
m
p
o
n
en
ts
,
in
d
icatin
g
th
at
web
s
ite
o
p
t
im
izatio
n
p
r
ac
tices
d
id
n
o
t
d
ir
ec
tly
tr
an
s
late
in
to
im
p
r
o
v
e
d
d
ig
ital
p
er
f
o
r
m
a
n
ce
in
th
e
ag
g
r
e
g
ated
f
ac
u
lty
-
lev
el
an
aly
s
is
.
T
h
is
s
u
g
g
ests
th
at
d
ig
ital
p
er
f
o
r
m
a
n
ce
m
ay
n
o
t
r
esp
o
n
d
lin
ea
r
ly
t
o
i
n
ter
n
al
im
p
lem
e
n
tatio
n
im
p
r
o
v
em
en
ts
.
Sev
er
al
f
ac
to
r
s
m
ay
ex
p
lain
th
is
r
esu
lt.
W
eb
s
ite
tr
af
f
ic
an
d
v
is
ib
ilit
y
ar
e
in
f
lu
en
ce
d
b
y
ex
ter
n
al
c
o
n
d
itio
n
s
b
ey
o
n
d
o
r
g
a
n
izatio
n
a
l
co
n
tr
o
l,
in
cl
u
d
in
g
s
ea
r
ch
en
g
in
e
alg
o
r
ith
m
s
,
in
s
titu
tio
n
al
r
ep
u
tatio
n
,
u
s
er
b
eh
a
v
io
r
,
a
n
d
b
r
o
a
d
er
d
ig
ital
ec
o
s
y
s
tem
s
.
Mo
r
eo
v
er
,
o
p
tim
izatio
n
in
ter
v
en
tio
n
s
o
f
t
en
r
eq
u
ir
e
tim
e
b
ef
o
r
e
m
ea
s
u
r
ab
le
ef
f
ec
ts
b
ec
o
m
e
ev
id
e
n
t.
Pre
v
io
u
s
s
tu
d
ies
s
im
ilar
ly
in
d
icate
th
at
d
ig
ital
v
is
ib
ilit
y
an
d
r
ep
u
tatio
n
d
ev
elo
p
g
r
ad
u
ally
th
r
o
u
g
h
r
e
p
ea
ted
s
tak
eh
o
ld
er
in
ter
ac
tio
n
s
an
d
c
u
m
u
lativ
e
en
g
ag
em
en
t [
2
5
]
,
[
2
6
]
.
T
h
ese
f
in
d
in
g
s
ch
allen
g
e
t
h
e
ass
u
m
p
tio
n
th
at
s
tr
o
n
g
er
im
p
l
em
en
tatio
n
im
m
ed
iately
p
r
o
d
u
ce
s
b
etter
d
ig
ital
o
u
tco
m
es.
I
n
s
tead
,
th
e
y
s
u
p
p
o
r
t
a
s
y
s
tem
s
-
b
ased
p
er
s
p
ec
tiv
e
in
wh
ich
o
r
g
a
n
izatio
n
al
p
e
r
f
o
r
m
an
ce
em
er
g
es
f
r
o
m
in
ter
ac
tio
n
s
a
m
o
n
g
c
o
n
tex
t
u
al
an
d
en
v
ir
o
n
m
en
tal
f
ac
to
r
s
.
T
h
e
d
is
cr
ep
an
cy
with
p
r
ev
io
u
s
s
tu
d
ies
r
ep
o
r
tin
g
d
ir
ec
t
ef
f
ec
t
s
o
f
d
ig
ital
en
g
ag
e
m
en
t
o
n
v
i
s
ib
ilit
y
an
d
r
ep
u
tatio
n
[
2
5
]
,
[
2
6
]
m
a
y
r
ef
lect
th
e
ex
p
lo
r
ato
r
y
f
ac
u
lty
-
lev
el
d
esig
n
o
f
th
is
s
tu
d
y
an
d
th
e
tim
e
r
eq
u
ir
e
d
f
o
r
web
s
ite
o
p
tim
i
za
tio
n
to
in
f
l
u
en
ce
m
ea
s
u
r
ab
le
tr
af
f
ic
an
d
v
is
ib
i
lity
.
T
h
u
s
,
th
e
f
in
d
in
g
s
ex
te
n
d
th
e
C
I
POO
f
r
am
ewo
r
k
b
y
s
u
g
g
esti
n
g
th
at
im
p
lem
en
tatio
n
ef
f
ec
tiv
en
ess
is
s
h
ap
ed
b
y
e
x
ter
n
al
in
s
titu
tio
n
al
d
y
n
a
m
ics.
4
.
4
.
Dig
it
a
l
perf
o
r
m
a
nce
a
n
d ins
t
it
utio
na
l bra
nd
im
a
g
e
f
o
rm
a
t
i
o
n
Dig
ital
p
er
f
o
r
m
an
ce
s
h
o
u
ld
b
e
in
ter
p
r
eted
n
o
t
m
er
ely
as
tr
af
f
ic
v
o
lu
m
e
o
r
tech
n
ical
v
is
ib
ilit
y
,
b
u
t
as
th
e
ab
ilit
y
o
f
f
ac
u
lty
web
s
ites
to
p
r
o
v
id
e
ac
ce
s
s
ib
le,
cr
e
d
ib
le
,
an
d
tim
ely
in
f
o
r
m
atio
n
f
o
r
in
ter
n
al
an
d
ex
ter
n
al
s
tak
eh
o
ld
er
s
.
T
h
is
p
er
s
p
ec
tiv
e
is
co
n
s
is
ten
t
with
s
tu
d
ies
em
p
h
asizin
g
th
at
d
ig
ital
s
y
s
tem
s
s
h
o
u
ld
b
e
ev
alu
ated
b
y
th
e
v
alu
e
th
ey
cr
ea
te
f
o
r
u
s
er
s
an
d
s
o
ciety
r
ath
er
th
an
b
y
tech
n
ical
p
er
f
o
r
m
an
ce
al
o
n
e
[
2
7
]
.
Similar
ly
,
h
ig
h
er
e
d
u
ca
tio
n
r
esear
ch
s
h
o
ws
th
at
web
s
ite
u
s
ab
ilit
y
,
in
f
o
r
m
atio
n
q
u
ality
,
an
d
in
ter
ac
tiv
e
f
ea
tu
r
es
s
h
ap
e
s
tak
eh
o
ld
er
p
er
ce
p
tio
n
s
,
in
s
titu
tio
n
al
attr
ac
tiv
en
ess
,
an
d
r
ep
u
tatio
n
[
9
]
,
[
1
8
]
.
T
h
e
s
ig
n
if
ica
n
t
o
u
tp
u
t
–
o
u
tco
m
e
ass
o
ciatio
n
s
u
g
g
ests
th
at
d
i
g
ital
s
er
v
ice
p
er
f
o
r
m
a
n
ce
c
o
n
tr
ib
u
tes
to
in
s
titu
tio
n
al
b
r
an
d
im
ag
e
th
r
o
u
g
h
r
ep
ea
ted
s
tak
eh
o
ld
er
e
x
p
er
ie
n
ce
s
.
W
eb
s
ites
th
at
ar
e
v
is
ib
le,
ac
ce
s
s
ib
le,
u
p
d
ate
d
,
a
n
d
ea
s
y
to
n
av
ig
ate
s
tr
en
g
th
en
p
er
ce
p
tio
n
s
o
f
in
s
titu
tio
n
al
cr
e
d
ib
ilit
y
,
r
esp
o
n
s
iv
e
n
ess
,
an
d
p
r
o
f
ess
io
n
alis
m
,
m
a
k
in
g
d
ig
ital
ac
ce
s
s
an
im
p
o
r
ta
n
t p
ath
way
t
o
ed
u
c
atio
n
al
tr
u
s
t a
n
d
in
s
titu
tio
n
al
l
eg
itima
cy
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
2
2
I
n
t
J
E
v
al
&
R
es E
d
u
c
,
Vo
l
.
15
,
No
.
5
,
Octo
b
er
20
26
:
3
8
8
2
-
3891
3888
T
h
ese
f
in
d
in
g
s
ar
e
co
n
s
is
ten
t
with
b
r
an
d
i
n
g
r
esear
ch
s
h
o
wi
n
g
th
at
s
tak
eh
o
ld
er
p
er
ce
p
tio
n
s
d
ev
elo
p
th
r
o
u
g
h
c
u
m
u
lativ
e
i
n
ter
ac
tio
n
s
r
ath
er
th
an
d
ir
ec
t
p
r
o
m
o
tio
n
al
co
m
m
u
n
icatio
n
[
5
]
,
[
2
5
]
,
an
d
with
tech
n
o
lo
g
y
-
m
ed
iated
co
m
m
u
n
icatio
n
s
tu
d
ies
em
p
h
asizin
g
t
h
e
q
u
ality
o
f
d
i
g
ital
in
ter
ac
tio
n
s
[
2
8
]
.
T
h
is
s
tu
d
y
ex
ten
d
s
th
e
liter
atu
r
e
b
y
i
d
en
tify
in
g
d
i
g
ital
s
er
v
ice
p
er
f
o
r
m
an
ce
as
th
e
m
ec
h
an
is
m
th
r
o
u
g
h
wh
ich
f
ac
u
lty
-
lev
el
web
tr
af
f
ic
o
p
tim
izatio
n
s
u
p
p
o
r
ts
in
s
titu
tio
n
al
b
r
a
n
d
i
m
ag
e.
Acc
o
r
d
in
g
ly
,
u
n
iv
e
r
s
ities
s
h
o
u
ld
in
teg
r
ate
web
tr
af
f
ic
o
p
tim
izatio
n
i
n
to
ed
u
ca
tio
n
al
co
m
m
u
n
icatio
n
g
o
v
er
n
an
ce
,
q
u
ality
ass
u
r
an
c
e,
an
d
in
s
titu
tio
n
al
b
r
an
d
in
g
to
p
r
o
m
o
te
co
h
e
r
en
t
d
ig
ital g
o
v
er
n
an
ce
a
n
d
eq
u
ita
b
le
ac
ce
s
s
in
h
ig
h
er
e
d
u
ca
tio
n
[
2
9
]
.
4
.
5
.
T
heo
re
t
ica
l
a
nd
pra
ct
ica
l c
o
ntr
ibu
t
io
ns
T
h
eo
r
etica
lly
,
th
is
s
tu
d
y
co
n
tr
ib
u
tes
to
ed
u
ca
tio
n
al
m
an
a
g
em
en
t
b
y
co
n
ce
p
tu
alizin
g
web
tr
af
f
ic
o
p
tim
izatio
n
as
a
s
y
s
tem
ic
g
o
v
er
n
a
n
ce
ca
p
ab
ilit
y
r
ath
er
t
h
an
a
s
tan
d
-
alo
n
e
tech
n
ical
a
ctiv
ity
.
T
h
e
C
I
PO
O
f
r
am
ewo
r
k
d
em
o
n
s
tr
ates
h
o
w
in
s
titu
tio
n
al
co
n
tex
t,
r
eso
u
r
ce
r
ea
d
in
ess
,
im
p
lem
en
tati
o
n
,
d
ig
ital
s
er
v
ice
p
er
f
o
r
m
an
ce
,
an
d
in
s
titu
tio
n
al
b
r
an
d
im
a
g
e
in
ter
ac
t
with
in
an
in
teg
r
ate
d
ev
al
u
atio
n
m
o
d
el.
Pra
ctica
lly
,
th
e
f
in
d
in
g
s
h
i
g
h
lig
h
t
t
h
e
n
ee
d
to
in
teg
r
ate
f
ac
u
lty
web
s
ite
g
o
v
er
n
an
ce
in
t
o
q
u
ality
ass
u
r
an
ce
,
s
tak
eh
o
ld
er
co
m
m
u
n
icatio
n
,
an
d
in
s
titu
tio
n
al
b
r
an
d
in
g
.
Stre
n
g
th
en
in
g
g
o
v
er
n
an
ce
s
tan
d
ar
d
s
,
d
ig
ital
in
f
r
astru
ctu
r
e
,
ad
m
in
is
tr
ato
r
ca
p
ac
ity
,
a
n
d
p
er
f
o
r
m
a
n
ce
m
o
n
ito
r
in
g
ca
n
i
m
p
r
o
v
e
web
s
ite
m
an
ag
em
en
t
co
n
s
is
ten
cy
,
wh
ile
in
co
r
p
o
r
atin
g
we
b
s
ite
p
er
f
o
r
m
an
ce
in
d
icato
r
s
in
to
q
u
ality
ass
u
r
an
ce
an
d
ac
cr
ed
itatio
n
s
y
s
tem
s
m
ay
en
h
a
n
ce
d
ig
ital g
o
v
er
n
an
ce
,
i
n
s
titu
tio
n
al
ac
co
u
n
tab
ilit
y
,
a
n
d
s
tak
eh
o
ld
er
tr
u
s
t.
4
.
6
.
L
im
it
a
t
io
ns
a
nd
f
uture
re
s
ea
rc
h direc
t
io
ns
T
h
is
s
tu
d
y
h
as
s
ev
er
al
lim
itatio
n
s
.
First,
th
e
f
in
d
in
g
s
wer
e
b
ased
o
n
s
elf
-
r
ep
o
r
ted
q
u
esti
o
n
n
air
es
an
d
m
ay
r
ef
lect
r
esp
o
n
d
e
n
ts
’
p
er
c
ep
tio
n
s
r
ath
er
th
an
o
b
jectiv
e
web
s
ite
an
aly
tics
o
r
ac
tu
al
u
s
er
b
eh
av
io
r
.
Seco
n
d
,
th
e
cr
o
s
s
-
s
ec
tio
n
al
d
esig
n
lim
its
th
e
ass
es
s
m
en
t
o
f
ch
an
g
es
in
d
ig
ital
p
er
f
o
r
m
an
ce
a
n
d
in
s
titu
tio
n
al
b
r
an
d
im
ag
e
o
v
er
tim
e.
T
h
ir
d
,
th
e
s
t
u
d
y
was
co
n
d
u
cted
at
a
s
in
g
le
u
n
iv
er
s
ity
u
s
in
g
ag
g
r
eg
ated
f
ac
u
lty
-
lev
el
s
co
r
es
f
r
o
m
1
1
f
ac
u
lties
;
th
er
ef
o
r
e,
t
h
e
co
r
r
elatio
n
r
esu
lts
s
h
o
u
ld
b
e
in
ter
p
r
eted
as
ex
p
lo
r
ato
r
y
r
a
th
er
th
an
ca
u
s
al
o
r
b
r
o
ad
ly
g
en
e
r
aliza
b
le.
Fin
ally
,
o
b
jectiv
e
web
an
aly
tics
(
e.
g
.
,
u
n
iq
u
e
v
is
ito
r
s
,
b
o
u
n
ce
r
ate
,
s
ess
io
n
d
u
r
atio
n
,
s
ea
r
ch
r
an
k
in
g
,
an
d
lo
n
g
itu
d
in
al
tr
af
f
ic
tr
en
d
s
)
wer
e
n
o
t
in
clu
d
e
d
.
F
u
t
u
r
e
r
e
s
e
a
r
c
h
s
h
o
u
l
d
i
n
c
o
r
p
o
r
a
t
e
l
o
n
g
i
t
u
d
i
n
a
l
,
m
u
lt
i
-
i
n
s
t
it
u
t
i
o
n
a
l,
a
n
d
m
i
x
e
d
-
m
e
t
h
o
d
d
es
i
g
n
s
t
o
g
e
t
h
e
r
w
it
h
o
b
j
e
ct
i
v
e
w
e
b
a
n
aly
t
i
c
s
t
o
s
t
r
e
n
g
t
h
e
n
c
a
u
s
a
l
i
n
t
e
r
p
r
e
t
a
ti
o
n
,
e
x
t
e
r
n
a
l
v
a
l
i
d
i
t
y
,
a
n
d
p
r
a
c
ti
c
a
l
i
m
p
l
i
c
at
i
o
n
s
f
o
r
h
i
g
h
e
r
e
d
u
c
a
t
i
o
n
d
i
g
i
t
al
g
o
v
e
r
n
a
n
c
e
.
5.
CO
NCLU
SI
O
N
T
h
is
s
tu
d
y
d
em
o
n
s
tr
ates
th
at
f
ac
u
lty
-
lev
el
web
tr
af
f
ic
o
p
tim
izatio
n
f
u
n
ctio
n
s
as
a
s
tr
ateg
ic
g
o
v
er
n
an
ce
ca
p
ab
ilit
y
s
u
p
p
o
r
tin
g
in
s
titu
tio
n
al
b
r
a
n
d
in
g
in
h
ig
h
er
e
d
u
ca
tio
n
.
Usi
n
g
th
e
C
I
POO
f
r
am
ewo
r
k
,
th
e
f
in
d
i
n
g
s
s
h
o
w
th
at
c
o
n
t
ex
t
an
d
o
u
tco
m
e
ac
h
iev
ed
t
h
e
h
ig
h
est
ev
alu
atio
n
s
co
r
es
,
wh
er
ea
s
Pro
ce
s
s
ex
h
ib
ited
g
r
ea
ter
v
ar
iab
ilit
y
a
cr
o
s
s
f
ac
u
lties
.
C
o
r
r
elatio
n
a
n
aly
s
is
r
ev
ea
led
a
s
tr
o
n
g
s
ig
n
if
ican
t
ass
o
ciatio
n
b
etwe
en
o
u
tp
u
t
an
d
o
u
tco
m
e,
wh
ile
th
e
in
p
u
t
–
p
r
o
ce
s
s
an
d
p
r
o
ce
s
s
–
o
u
tp
u
t
r
elatio
n
s
h
ip
s
w
er
e
p
o
s
itiv
e
b
u
t
n
o
t
s
tatis
t
ically
s
ig
n
if
ican
t.
T
h
e
s
tu
d
y
co
n
tr
ib
u
tes
b
y
in
teg
r
atin
g
web
tr
af
f
ic
o
p
tim
izatio
n
,
d
i
g
ital
g
o
v
er
n
a
n
ce
,
an
d
in
s
titu
tio
n
al
b
r
an
d
in
g
with
in
a
f
ac
u
lty
-
lev
el
C
I
POO
ev
alu
atio
n
m
o
d
el.
T
h
e
f
in
d
in
g
s
h
ig
h
li
g
h
t
th
e
im
p
o
r
ta
n
ce
o
f
s
tr
en
g
th
e
n
in
g
we
b
s
ite
g
o
v
e
r
n
an
ce
as
p
a
r
t
o
f
in
s
titu
tio
n
al
q
u
ality
ass
u
r
an
ce
an
d
b
r
an
d
i
n
g
s
tr
ateg
ies.
Fu
tu
r
e
r
esear
ch
s
h
o
u
ld
em
p
lo
y
lo
n
g
itu
d
in
al
d
esig
n
s
,
o
b
jectiv
e
web
an
aly
tics
,
an
d
m
u
lti
-
in
s
titu
tio
n
al
co
m
p
ar
is
o
n
s
to
im
p
r
o
v
e
ca
u
s
al
in
ter
p
r
etatio
n
an
d
th
e
g
en
er
aliza
b
ilit
y
o
f
th
e
f
in
d
in
g
s
.
ACK
NO
WL
E
DG
M
E
N
T
S
T
h
e
au
th
o
r
s
g
r
atef
u
lly
ac
k
n
o
wled
g
e
Un
iv
er
s
itas
Neg
er
i
S
u
r
ab
ay
a
f
o
r
its
in
s
titu
tio
n
al
s
u
p
p
o
r
t.
T
h
e
au
th
o
r
s
also
t
h
an
k
th
e
f
ac
u
lty
web
s
ite
ad
m
in
is
tr
ato
r
s
an
d
r
e
s
p
o
n
d
en
ts
f
o
r
t
h
eir
v
alu
ab
le
c
o
n
tr
ib
u
tio
n
s
to
t
h
is
r
esear
ch
.
F
UNDING
I
NF
O
R
M
A
T
I
O
N
T
h
e
au
th
o
r
s
d
ec
lar
e
th
at
th
is
r
esear
ch
r
ec
eiv
ed
n
o
s
p
ec
if
ic
g
r
an
t
f
r
o
m
an
y
f
u
n
d
in
g
ag
e
n
cy
in
th
e
p
u
b
lic,
co
m
m
er
cial,
o
r
n
o
t
-
f
o
r
-
p
r
o
f
it secto
r
s
.
AUTHO
R
CO
NT
RI
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Par
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an
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f
id
en
tiality
an
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m
ain
tain
ed
t
h
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o
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o
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t th
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s
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y
.
DATA AV
AI
L
AB
I
L
I
T
Y
T
h
e
d
ata
s
u
p
p
o
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tin
g
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e
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f
r
o
m
th
e
co
r
r
esp
o
n
d
in
g
a
u
th
o
r
,
[
MSH]
,
u
p
o
n
r
ea
s
o
n
a
b
le
r
e
q
u
est.
T
h
e
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ata
ar
e
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o
t
p
u
b
licly
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d
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tiality
co
n
s
id
er
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n
s
.
RE
F
E
R
E
NC
E
S
[
1
]
D
.
Ü
.
Er
d
i
l
,
M
.
T
ü
mer
,
H
.
N
a
d
i
r
i
,
a
n
d
I
.
A
g
h
a
e
i
,
“
P
r
i
o
r
i
t
i
z
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n
g
i
n
f
o
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m
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t
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o
n
so
u
r
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d
r
e
q
u
i
r
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me
n
t
s
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n
st
u
d
e
n
t
s’
c
h
o
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c
e
o
f
h
i
g
h
e
r
e
d
u
c
a
t
i
o
n
d
e
s
t
i
n
a
t
i
o
n
:
u
s
i
n
g
A
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P
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n
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s,”
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g
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1
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o
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o
i
:
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0
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7
7
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2
1
5
8
2
4
4
0
2
1
1
0
1
5
6
8
5
.
[
2
]
D
.
S
t
o
i
c
a
,
C
.
-
C
.
P
a
t
r
i
c
h
e
,
S
.
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a
v
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d
,
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.
M
.
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d
C
.
M
.
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r
a
g
o
m
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B
ă
l
ă
n
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c
ă
,
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n
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u
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me
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t
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t
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o
n
s,
”
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o
u
rn
a
l
o
f
I
n
n
o
v
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t
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o
n
&
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n
o
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o
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6
/
j
.
j
i
k
.
2
0
2
5
.
1
0
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1
1
.
[
3
]
R
.
A
l
l
i
so
n
,
C
.
H
a
y
e
s
,
C
.
A
.
M
.
M
c
N
u
l
t
y
,
a
n
d
V
.
Y
o
u
n
g
,
“
A
c
o
m
p
r
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h
e
n
s
i
v
e
f
r
a
mew
o
r
k
t
o
e
v
a
l
u
a
t
e
w
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b
s
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t
e
s:
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a
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u
r
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r
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w
a
n
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d
e
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l
o
p
me
n
t
o
f
G
o
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d
W
e
b
,
”
J
MIR F
o
rm
a
t
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v
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Re
s
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rc
h
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.
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o
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4
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e
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4
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2
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o
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:
1
0
.
2
1
9
6
/
1
4
3
7
2
.
[
4
]
S
.
Li
u
a
n
d
M
.
G
h
a
s
e
my
,
“
R
e
sea
r
c
h
p
r
o
g
r
e
ss a
n
d
f
r
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r
s o
f
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h
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n
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v
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si
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r
a
n
d
:
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b
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t
w
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n
2
0
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n
d
2
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4
,
”
J
o
u
rn
a
l
o
f
Ap
p
l
i
e
d
Re
s
e
a
r
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h
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n
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r E
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,
p
p
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–
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2
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5
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o
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:
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0
8
/
JA
R
H
E
-
03
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5
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6
8
.
[
5
]
T.
K
h
o
s
h
t
a
r
i
a
,
D
.
D
a
t
u
a
s
h
v
i
l
i
,
a
n
d
A
.
M
a
t
i
n
,
“
T
h
e
i
m
p
a
c
t
o
f
b
r
a
n
d
e
q
u
i
t
y
d
i
men
s
i
o
n
s o
n
u
n
i
v
e
r
si
t
y
r
e
p
u
t
a
t
i
o
n
:
a
n
e
m
p
i
r
i
c
a
l
st
u
d
y
o
f
G
e
o
r
g
i
a
n
h
i
g
h
e
r
e
d
u
c
a
t
i
o
n
,
”
J
o
u
rn
a
l
o
f
Ma
r
k
e
t
i
n
g
f
o
r
H
i
g
h
e
r
E
d
u
c
a
t
i
o
n
,
v
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l
.
3
0
,
n
o
.
2
,
p
p
.
2
3
9
–
2
5
5
,
Ju
l
.
2
0
2
0
,
d
o
i
:
1
0
.
1
0
8
0
/
0
8
8
4
1
2
4
1
.
2
0
2
0
.
1
7
2
5
9
5
5
.
[
6
]
S
.
Li
,
Y
.
Q
u
a
n
,
L.
X
i
a
o
,
H
.
R
e
n
,
a
n
d
A
.
Y
.
A
b
i
n
o
v
a
,
“
E
x
p
l
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r
i
n
g
t
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e
i
n
f
l
u
e
n
c
e
o
f
s
o
c
i
a
l
me
d
i
a
c
o
mm
u
n
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c
a
t
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o
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a
n
d
b
r
a
n
d
i
m
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g
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o
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i
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t
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r
n
a
t
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n
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l
s
t
u
d
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t
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n
r
o
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l
me
n
t
i
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t
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s
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h
i
g
h
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r
e
d
u
c
a
t
i
o
n
,
”
Fr
o
n
t
i
e
rs
i
n
Ed
u
c
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t
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o
n
,
v
o
l
.
1
0
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A
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g
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2
0
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5
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3
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d
u
c
.
2
0
2
5
.
1
6
1
8
5
2
4
.
[
7
]
R
.
A
l
-
D
mo
u
r
,
H
.
A
l
-
D
mo
u
r
,
M
.
I
sk
a
n
d
r
a
n
i
,
a
n
d
A
.
A
l
-
D
mo
u
r
,
“
Th
e
i
m
p
a
c
t
o
f
d
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g
i
t
a
l
t
r
a
n
sf
o
r
m
a
t
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o
n
o
n
t
h
e
r
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p
u
t
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t
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o
n
o
f
P
u
b
l
i
c
H
i
g
h
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r
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d
u
c
a
t
i
o
n
I
n
st
i
t
u
t
i
o
n
s
i
n
J
o
r
d
a
n
,
”
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a
g
e
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n
,
v
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l
.
1
5
,
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o
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4
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5
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7
7
/
2
1
5
8
2
4
4
0
2
5
1
3
9
0
9
6
2
.
[
8
]
T.
L
u
q
u
e
-
M
a
r
t
í
n
e
z
,
N
.
F
a
r
a
o
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i
,
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n
d
L
.
D
o
ñ
a
-
To
l
e
d
o
,
“
R
e
f
l
e
c
t
i
n
g
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n
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v
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r
si
t
y
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m
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n
t
h
e
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r
a
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f
d
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g
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t
a
l
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a
t
i
o
n
,
”
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o
c
i
a
l
S
c
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e
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c
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s
&
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m
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.
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5
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5
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[
9
]
D
.
G
h
o
r
b
a
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a
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d
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.
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h
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