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n
s
o
f
t
h
e
s
t
u
d
y
ar
e
d
escr
ib
ed
s
eq
u
en
tiall
y
f
o
llo
w
i
n
g
t
h
e
r
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ch
p
r
o
ce
d
u
r
e.
I
n
r
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lt
s
an
d
an
al
y
s
i
s
s
ec
tio
n
,
t
h
e
r
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ch
er
s
p
r
ese
n
t
t
h
e
ex
p
er
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m
en
ta
l
r
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lts
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i
ts
an
al
y
s
is
,
a
n
d
th
e
i
n
ter
p
r
etatio
n
.
Fi
n
all
y
,
th
e
ar
ticle
is
clo
s
ed
w
ith
t
h
e
co
n
cl
u
s
io
n
s
ec
tio
n
.
2.
L
I
T
E
R
AT
U
R
E
R
E
VI
E
W
T
h
e
DeL
o
n
e
an
d
Mc
L
ea
n
’
s
[
2
]
I
S
s
u
cc
e
s
s
m
o
d
el
w
h
ic
h
i
s
d
ev
elo
p
ed
b
y
t
h
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a
u
th
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r
s
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ased
o
n
t
h
e
pr
o
ce
s
s
an
d
th
e
ca
u
s
al
r
elatio
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s
h
ip
o
f
th
e
d
i
m
e
n
s
io
n
s
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n
th
e
m
o
d
el
[
11
,
12
]
.
Ma
n
y
s
t
u
d
ies
h
av
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b
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r
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r
r
i
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g
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d
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s
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g
t
h
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el
[
11
,
12
]
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T
h
e
p
o
p
u
lar
ity
o
f
t
h
e
m
o
d
el
s
s
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w
s
s
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g
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to
in
te
g
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ate
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t
h
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r
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c
h
er
s
,
a
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k
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Sed
d
o
n
[
13
]
w
h
o
cr
iticize
t
h
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m
o
d
el.
A
cc
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in
g
to
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n
p
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m
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th
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h
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m
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te
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it sh
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ld
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w
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to
m
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cc
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s
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m
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ca
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es
[
11
,
12
]
,
as it is p
r
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b
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m
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p
r
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1
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,
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11
,
12
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r
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ato
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[
13
-
15
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c
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[
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18
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[
19
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[
17
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S
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[
20
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G
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[
21
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Al
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11
,
17
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S
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R
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11
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S
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4
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U
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Fig
u
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1
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T
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u
r
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h
e
r
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ch
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ce
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r
e
Seq
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h
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e
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ata
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eth
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S
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0
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ta
tis
tic
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,
24
-
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n
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d
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ter
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s
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te
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y
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n
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t
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alid
it
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a
n
d
th
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d
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cr
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m
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t
v
alid
it
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a
m
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s
,
in
o
r
d
er
to
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ess
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p
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y
c
h
o
m
e
tr
ic
p
r
o
p
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ties
o
f
th
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ter
m
o
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th
e
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o
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o
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e
w
as
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m
p
l
e
m
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tin
g
t
h
e
p
ath
co
ef
f
icie
n
t (
β),
th
e
co
e
f
f
icie
n
t
o
f
d
eter
m
i
n
atio
n
(
R
2
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,
t
-
te
s
t,
e
f
f
ec
t size
(
f
2
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,
p
r
ed
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e
r
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an
ce
(
Q2
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,
an
d
t
h
e
r
elativ
e
i
m
p
ac
t
(
q
2
)
ass
es
s
m
e
n
ts
f
o
r
ev
a
lu
at
in
g
it
s
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er
m
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el.
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r
th
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m
o
r
e,
t
h
e
i
n
ter
p
r
etatio
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s
ta
g
e
w
a
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en
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c
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ed
o
n
t
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y
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et
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s
s
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en
t
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s
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x
ab
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v
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m
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n
tio
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ed
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e
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s
m
e
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ts
,
r
e
f
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r
in
g
to
th
e
d
eter
m
in
ed
r
esear
ch
p
r
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g
r
a
m
s
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r
eo
v
er
,
b
esid
es th
e
r
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lt
s
o
f
th
e
d
escr
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ti
v
e
an
al
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s
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s
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th
e
p
r
ev
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s
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o
d
is
cu
s
s
ed
i
n
th
e
r
ep
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tin
g
s
t
ag
e.
4.
RE
SU
L
T
S AN
D
AN
AL
Y
SI
S
4
.
1
.
T
he
de
m
o
g
ra
ph
y
info
r
m
a
t
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n
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ab
le
2
s
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o
w
s
th
e
d
e
m
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g
r
ap
h
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in
f
o
r
m
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in
cl
u
d
in
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n
d
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ac
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lt
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m
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o
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t
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r
ar
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n
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m
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y
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te
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h
e
in
f
o
r
m
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n
in
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th
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t
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th
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e
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ale
r
esp
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n
d
th
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est
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w
er
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m
ale,
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aj
o
r
it
y
o
f
th
e
p
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p
le
(
4
4
.
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e
f
r
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m
t
h
e
s
ci
e
n
ce
an
d
tech
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lo
g
y
s
tu
d
e
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ts
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t
h
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d
is
tr
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b
u
tio
n
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d
o
m
in
ated
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y
t
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r
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d
e
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ts
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o
v
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8
th
s
e
m
ester
(
3
3
%),
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d
th
en
m
o
s
t
o
f
th
e
m
(
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6
.
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s
e
th
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y
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te
m
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l
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n
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ti
m
e
s
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w
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k
.
F
u
r
th
er
m
o
r
e,
m
aj
o
r
ity
r
esp
o
n
d
e
n
t
s
(
9
2
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5
%)
f
elt
h
elp
ed
b
y
th
e
s
y
s
te
m
,
2
2
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2
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o
f
th
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m
e
v
e
n
s
aid
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at
t
h
e
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y
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te
m
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er
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elp
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u
l
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co
m
p
le
tin
g
t
h
e
w
o
r
k
/
s
t
u
d
y
a
n
d
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3
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o
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th
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p
eo
p
le
w
er
e
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u
ite
s
at
is
f
ied
in
u
s
i
n
g
t
h
e
s
y
s
te
m
.
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n
r
e
g
ar
d
t
o
th
e
f
ir
s
t
p
u
r
p
o
s
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an
d
o
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j
ec
tiv
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o
f
th
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s
t
u
d
y
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it
ca
n
b
e
s
ee
n
t
h
at
t
h
e
ab
o
v
e
-
m
en
tio
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ed
r
es
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lts
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n
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t
h
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s
er
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atis
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s
tatu
s
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f
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S i
m
p
le
m
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n
tati
o
n
in
t
h
e
s
a
m
p
led
in
s
t
itu
tio
n
s
.
4
.
2
.
Resul
t
s
o
f
t
he
Sta
t
is
t
ica
l A
na
ly
s
is
First,
r
es
u
lt
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o
f
t
h
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m
ea
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r
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m
en
t
m
o
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el
as
s
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s
m
en
t
s
h
o
w
s
tatis
ticall
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th
a
t
t
h
e
m
ea
s
u
r
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m
en
t
m
o
d
el
in
d
icate
s
th
e
g
o
o
d
p
s
y
c
h
o
m
e
t
r
ic
p
r
o
p
er
ties
,
ev
en
w
i
th
t
w
o
in
d
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r
r
ej
ec
tio
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s
(
i.e
.
,
SY
Q3
an
d
SYQ6
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I
n
d
etail,
T
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b
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3
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4
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d
Fi
g
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r
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3
d
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r
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.
a)
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n
d
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u
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m
r
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w
as
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alu
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b
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ch
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k
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h
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v
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ta
n
d
ar
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lo
a
d
in
g
f
ac
to
r
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h
e
v
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d
escr
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th
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co
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r
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in
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t.
T
h
e
lo
a
d
in
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ac
to
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v
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r
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CO
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.
RE
F
E
R
E
NC
E
S
[1
]
Co
x
A
M
,
P
in
f
ield
S
.
"
Re
se
a
rc
h
d
a
ta
m
a
n
a
g
e
m
e
n
t
a
n
d
li
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:
Cu
rre
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t
a
c
ti
v
it
ies
a
n
d
f
u
tu
re
p
rio
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ies
"
.
J
o
u
rn
a
l
o
f
L
ib
ra
ri
a
n
s
h
ip
a
n
d
I
n
fo
rm
a
ti
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n
S
c
ie
n
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e
.
2
0
1
4
;
4
6
(
4
):
2
9
9
-
3
1
6
.
[2
]
De
L
o
n
e
W
H,
M
c
Lea
n
ER.
"
T
h
e
De
L
o
n
e
a
n
d
M
c
L
e
a
n
m
o
d
e
l
o
f
in
f
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a
ti
o
n
sy
ste
m
s
su
c
c
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ss
:
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ten
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y
e
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r
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p
d
a
te
"
.
J
o
u
rn
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l
o
f
ma
n
a
g
e
me
n
t
in
fo
rm
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t
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o
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sy
ste
ms
.
2
0
0
3
;1
9
(4
):
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-
3
0
.
[3
]
S
u
b
iy
a
k
to
A
,
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lan
A
R,
e
d
it
o
rs.
"
A
c
o
h
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re
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t
f
r
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d
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l
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f
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to
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p
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n
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t
"
.
2
0
1
3
In
ter
n
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ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
Res
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n
d
I
n
n
o
v
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ti
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in
In
fo
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a
ti
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S
y
ste
ms
(
ICRII
S
)
;
2
0
1
3
27
-
2
8
N
o
v
.
2
0
1
3
.
[4
]
S
u
b
iy
a
k
to
A
,
A
h
lan
A
R.
"
I
m
p
l
e
m
e
n
tatio
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o
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In
p
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-
P
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M
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In
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y
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m
P
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S
u
c
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ss
"
.
T
EL
KOM
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In
d
o
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e
sia
n
J
o
u
rn
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l
o
f
El
e
c
trica
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En
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rin
g
.
2
0
1
4
;1
2
(7
)
:5
6
0
3
-
12.
[5
]
S
u
b
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k
to
A
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A
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lan
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R,
Ka
rti
w
i
M
,
S
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k
m
a
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HT
.
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e
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su
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n
t
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In
f
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m
a
ti
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S
y
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se
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P
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p
ti
o
n
s
o
f
th
e
In
tern
a
l
S
tak
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h
o
l
d
e
r
s
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.
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ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
El
e
c
trica
l
a
n
d
C
o
mp
u
ter
En
g
i
n
e
e
rin
g
(
IJ
ECE
)
.
2
0
1
5
;
5
(2
):
2
7
1
-
9.
[6
]
S
u
b
iy
a
k
to
A
,
A
h
lan
A
R,
P
u
tra
S
J,
Ka
rti
w
i
M
.
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a
li
d
a
t
io
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o
f
In
f
o
rm
a
ti
o
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S
y
ste
m
P
ro
jec
t
S
u
c
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ss
M
o
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l
"
.
S
AGE
Op
e
n
.
2
0
1
5
;
5
(2
):
1
-
1
4
.
[7
]
S
u
b
iy
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k
to
A
,
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h
lan
A
R,
Ka
rti
w
i
M
,
P
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tra
S
J
.
"
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e
a
su
re
m
e
n
t
o
f
th
e
in
f
o
rm
a
ti
o
n
sy
ste
m
p
ro
jec
t
su
c
c
e
ss
o
f
th
e
h
ig
h
e
r
e
d
u
c
a
ti
o
n
in
sti
tu
ti
o
n
s
i
n
I
n
d
o
n
e
sia
:
a
p
il
o
t
st
u
d
y
"
.
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
B
u
sin
e
ss
In
f
o
r
ma
ti
o
n
S
y
ste
m
.
2
0
1
6
;
2
3
(
2
):2
2
9
-
4
7
.
[8
]
S
u
b
iy
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k
to
A
,
A
h
lan
A
R,
Ka
rti
w
i
M
,
P
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tra
S
J,
Du
ra
c
h
m
a
n
Y.
"
T
h
e
Us
e
r
S
a
ti
sf
a
c
ti
o
n
P
e
rsp
e
c
ti
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e
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o
f
th
e
In
f
o
rm
a
ti
o
n
S
y
st
e
m
P
ro
jec
ts
"
.
In
d
o
n
e
sia
n
J
o
u
rn
a
l
o
f
El
e
c
trica
l
En
g
in
e
e
rin
g
a
n
d
Co
m
p
u
ter
S
c
ie
n
c
e
(
IJ
EE
CS
)
.
2
0
1
6
;
4
(1
).
[9
]
Jo
y
II,
Id
o
w
u
A
-
I.
"
Util
iza
ti
o
n
a
n
d
Us
e
r
S
a
ti
s
f
a
c
ti
o
n
o
f
P
u
b
li
c
L
ib
ra
r
y
S
e
r
v
ice
s
in
S
o
u
th
-
W
e
s
t,
Nig
e
ria
in
th
e
2
1
st
Ce
n
tu
ry
:
A
S
u
rv
e
y
"
.
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
L
ib
ra
ry
S
c
ien
c
e
.
2
0
1
4
;3
(
1
):1
-
6.
[1
0
]
Dw
i
v
e
d
i
YK
,
Ka
p
o
o
r
KK
,
W
il
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8
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0
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9
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0
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1
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2
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In
n
o
v
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T
e
c
h
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l
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g
ies
(
IJ
ES
IT
)
.
2
0
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5
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.
Evaluation Warning : The document was created with Spire.PDF for Python.
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s
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S
yo
p
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ya
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101
[2
5
]
Ha
ir
JF,
Rin
g
le
CM
,
S
a
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M
.
"
P
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[2
6
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Ha
ir
JF,
S
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.
2
0
1
2
;
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0
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4
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.
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7
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S
u
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sa
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tri
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In
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5
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ter
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Co
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In
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r Cy
b
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d
IT
S
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rv
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M
a
n
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g
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me
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t
(
CIT
S
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)
2
0
1
7
;
De
n
p
a
sa
r,
Ba
li
:
IEE
E.
[2
8
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S
u
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k
to
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D,
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.
2
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1
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5
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.
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9
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k
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e
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it
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ter i
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2
0
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I
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d
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:
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d
IT
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CIT
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),
2
0
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In
te
rn
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l
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0
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S
u
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k
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R,
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