Ind
o
n
es
ian Jou
r
n
al
o
f
E
le
ctric
a
l E
n
g
in
ee
r
ing
and
C
o
mp
u
t
er
S
c
ienc
e
V
ol
. 8
,
No.
3
,
Dec
em
be
r
20
17
, p
p
.
6
70
~
6
73
DO
I:
10
.
11
5
91
/
i
j
ee
c
s
.v
8
.
i
3
.
pp
67
0
-
67
3
6
70
Rec
ei
v
ed
A
ug
us
t
2
, 2
01
7
;
Rev
i
s
ed
O
c
to
be
r
2
2,
2
01
7
;
A
c
c
ep
ted
Nov
e
mb
er
8,
2
01
7
A
R
e
v
ie
w
of
Social M
edia
: In
F
ut
ure
S
h
eth
T
ar
ik
M
ahen
d
r
a Ku
mar
,
D
r
.
S
ant
h
o
sh Ku
ma
r
S
ing
h
Res
e
a
r
c
h
S
c
h
o
l
a
r,
De
p
a
rt
m
e
n
t
o
f
In
fo
rm
a
ti
o
n
T
e
c
h
n
o
l
o
g
y
,
AM
ET
Un
i
v
e
rs
i
ty
,
Che
n
n
a
i
Ab
strac
t
M
o
s
t
re
c
e
n
t
c
o
u
p
l
e
o
f
y
e
a
r
s
a
fe
w
n
e
w
s
y
s
te
m
s
a
d
m
i
n
i
s
tr
a
ti
o
n
l
o
c
a
l
e
s
wou
n
d
u
p
p
l
a
i
n
l
y
f
a
m
o
u
s
(W
h
a
ts
A
p
p
,
G
o
o
g
l
e
P
l
u
s
,
I
n
s
ta
g
ra
m
),
th
e
u
ti
l
i
z
a
ti
o
n
b
a
s
e
d
e
v
e
l
o
p
e
d
s
i
g
n
i
fi
c
a
n
t
l
y
,
a
n
d
Fa
c
e
b
o
o
k
p
u
rc
h
a
s
e
d
o
v
e
r
s
o
m
e
o
f
i
t
s
o
p
p
o
s
i
t
i
o
n
.
Th
e
d
e
v
e
l
o
p
m
e
n
t
o
f
o
n
l
i
n
e
n
e
t
wor
k
i
n
g
a
l
o
n
g
s
i
d
e
t
h
e
f
a
s
t
d
e
v
e
l
o
p
m
e
n
t
o
f
a
d
v
a
n
c
e
d
m
o
b
i
l
e
p
h
o
n
e
u
s
e
h
a
s
l
i
k
e
wis
e
h
a
d
a
n
i
n
c
re
d
i
b
l
e
e
ff
e
c
t
o
n
d
i
f
f
e
re
n
t
fe
a
tu
re
s
o
f
o
u
r
l
i
v
e
s
.
T
h
i
s
p
e
ri
o
d
a
d
d
i
ti
o
n
a
l
l
y
o
b
s
e
rv
e
d
a
n
e
x
tra
o
r
d
i
n
a
ry
m
e
a
s
u
r
e
o
f
o
v
e
rv
i
e
ws
b
e
i
n
g
l
e
d
o
n
th
e
d
e
v
e
l
o
p
m
e
n
t
o
f
SNS,
h
o
w
i
n
d
i
v
i
d
u
a
l
s
a
n
d
o
rg
a
n
i
z
a
ti
o
n
s
u
ti
l
i
z
e
th
e
m
,
a
n
d
wha
t
a
r
e
th
e
e
ff
e
c
ts
c
a
u
s
e
d
b
y
th
i
s
m
e
d
i
a
.
I
n
th
i
s
p
a
p
e
r,
we
i
n
tro
d
u
c
e
a
n
d
b
re
a
k
d
o
wn
t
h
e
s
t
u
d
y
c
o
m
e
s
a
b
o
u
t,
a
n
d
t
h
e
e
ff
e
c
t
i
t
h
a
s
c
a
u
s
e
d
o
n
th
e
o
rg
a
n
i
z
a
ti
o
n
s
a
n
d
s
o
c
i
e
ty
o
n
th
e
l
o
o
s
e
.
W
e
l
i
k
e
w
i
s
e
c
o
n
c
e
n
tra
t
e
o
n
a
p
o
rt
i
o
n
o
f
th
e
p
a
rti
c
u
l
a
r
s
e
c
ti
o
n
s
o
f
th
e
g
e
n
e
ra
l
p
u
b
l
i
c
wh
i
l
e
b
re
a
k
i
n
g
d
o
wn
th
e
e
ff
e
c
t.
F
u
rth
e
r
,
we
l
i
k
e
wis
e
h
a
v
e
ta
l
k
e
d
a
b
o
u
t
t
h
e
e
v
e
n
t
u
a
l
fa
te
o
f
l
o
n
g
ra
n
g
e
i
n
fo
rm
a
l
c
o
m
m
u
n
i
c
a
ti
o
n
,
h
o
w
th
e
a
d
v
a
n
ta
g
e
s
c
a
n
b
e
u
s
e
d
fo
r
th
e
i
m
p
ro
v
e
m
e
n
t
o
f
th
e
g
ro
u
p
,
i
n
c
l
u
d
i
n
g
tra
i
n
i
n
g
f
i
e
l
d
,
a
n
d
fu
rth
e
r
m
o
re
th
e
s
i
g
n
i
f
i
c
a
n
c
e
o
f
ta
k
i
n
g
e
s
s
e
n
t
i
a
l
c
a
re
i
n
o
rd
e
r t
o
k
e
e
p
a
wa
y
f
ro
m
t
h
e
g
e
n
u
i
n
e
n
e
g
a
ti
v
e
e
f
fe
c
ts
o
f
S
NS.
Key
w
ords
:
SNS
;
l
o
n
g
r
a
n
g
e
i
n
fo
rm
a
l
c
o
m
m
u
n
i
c
a
ti
o
n
;
o
n
l
i
n
e
n
e
two
r
k
i
n
g
Copy
righ
t
©
2
0
1
7
I
ns
titu
t
e
o
f
Adv
a
nc
e
d
Eng
i
ne
e
ring
a
nd
Sc
ie
nc
e
.
All
righ
t
s
re
s
e
rve
d.
1.
Int
r
o
d
u
ctio
n
Int
erper
s
o
na
l
i
nte
r
ac
t
i
on
m
arv
e
l
h
as
r
i
s
en
i
n
t
he
c
o
urs
e
of
r
ec
en
t
y
e
ars
.
In
tha
t
ti
m
e,
i
nf
orm
al
c
o
m
m
un
i
c
ati
on
de
s
ti
na
t
i
on
s
(
S
NS
)
ha
v
e
de
v
el
o
pe
d
f
r
o
m
a
s
pe
c
i
a
l
t
y
to
a
m
as
s
on
l
i
ne
ac
ti
on
[
1].
T
he
i
n
v
es
tm
en
t
i
s
c
ol
os
s
al
,
w
he
r
e
i
n
w
h
i
c
h,
a
hu
g
e
nu
m
be
r
of
w
eb
c
l
i
e
nts
are
l
oc
k
ed
i
n,
f
or
the
m
os
t
pa
r
t
i
n
the
i
r
r
el
ax
ati
on
ti
m
e,
an
d
o
nc
e
i
n
a
whi
l
e
at
wor
k
.
B
e
tha
t
a
s
i
t
m
a
y
,
t
he
r
e
ha
s
be
e
n
al
m
os
t
no
ex
pl
or
ati
o
n
on
th
e
f
i
na
nc
i
al
ef
f
ec
t
of
the
s
e
l
oc
al
es
p
arti
c
u
l
arl
y
i
n
t
he
In
di
a
n
s
ett
i
n
g
[2]
.
In
t
hi
s
p
ap
er
we
ha
v
e
c
o
nc
en
tr
a
ted
on
the
ef
f
ec
t
of
the
s
e
pe
r
s
on
to
pe
r
s
on
c
o
m
m
un
i
c
ati
on
d
es
ti
n
ati
on
s
on
the
ge
ne
r
a
l
pu
bl
i
c
,
pa
r
ti
c
ul
ar
l
y
In
di
an
,
i
n
b
oth
c
o
ns
tr
uc
ti
v
e
an
d
an
ta
go
n
i
s
ti
c
p
oi
n
ts
of
v
i
e
w
[3]
.
L
on
g
r
an
g
e
i
nf
or
m
al
c
o
m
m
un
i
c
ati
on
ha
s
ex
i
s
te
d
s
i
nc
e
hu
m
an
i
nh
ab
i
tat
i
on
s
s
tarte
d,
s
i
nc
e,
pe
op
l
e
c
o
ns
tan
t
l
y
tr
i
ed
to
l
i
v
e
i
n
s
oc
i
al
c
o
nd
i
ti
o
ns
.
T
he
de
v
el
op
m
en
t
i
n
s
i
z
e
of
s
pread
an
d
s
i
z
e
of
i
nf
or
m
al
c
o
m
m
un
i
c
ati
on
l
oc
al
es
(
S
NS
)
i
s
i
nf
l
ue
nc
i
n
g
ho
w
pres
e
nt
da
y
s
oc
i
al
ord
ers
de
al
w
i
th
the
i
r
i
nt
erper
s
on
al
organi
z
a
ti
o
ns
[4]
.
P
ers
on
to
pe
r
s
on
c
o
m
m
un
i
c
ati
on
h
as
proc
ee
de
d
on
war
d
to
the
web
to
an
ex
pa
ns
i
v
e
de
gre
e.
T
he
r
e
are
di
f
f
erent
el
em
en
ts
whi
c
h
h
av
e
pro
v
ok
ed
us
to
c
on
s
i
de
r
th
e
r
a
m
i
f
i
c
ati
on
s
of
the
s
e
a
dv
an
c
e
m
en
ts
on
the
ge
ne
r
al
pu
b
l
i
c
[
5]
.
T
he
s
i
gn
i
f
i
c
an
t
po
i
nt
i
s
th
e
r
ea
di
ne
s
s
of
c
l
i
en
ts
to
ho
l
d
on
t
o
S
N
S
as
m
eth
od
s
f
o
r
c
orr
es
po
nd
e
nc
e
an
d
pe
r
s
on
to
pe
r
s
o
n
c
om
m
un
i
c
ati
on
i
n
r
e
gu
l
ar
da
y
to
da
y
ex
i
s
ten
c
e
[6]
.
E
x
pa
n
di
ng
Dep
en
d
en
c
e
o
n
i
nn
o
v
a
ti
o
n
f
or
f
un
da
m
en
tal
c
orr
es
po
n
d
en
c
e
i
s
an
ot
he
r
s
i
gn
i
f
i
c
an
t
po
i
nt
w
h
i
c
h
m
a
k
es
thi
s
i
n
v
es
ti
ga
t
i
on
es
s
en
ti
al
[
7].
Des
ti
n
ati
on
s
l
i
k
e
F
ac
eb
oo
k
,
T
w
i
tte
r
an
d
Li
nk
ed
In
are
af
f
ec
ti
ng
th
e
wa
y
c
l
i
en
ts
s
et
up
,
k
ee
p
u
p
an
d
gr
o
w
a
s
c
op
e
of
s
oc
i
al
c
o
nn
ec
t
i
on
s
,
f
r
o
m
de
ar
f
el
l
o
w
s
h
i
ps
to
ea
s
y
g
oi
ng
as
s
oc
i
at
es
[8]
.
T
hi
s
de
v
el
op
i
ng
ef
f
ec
t
l
i
k
ewi
s
e
m
a
k
es
i
t
c
r
i
ti
c
al
t
ha
t
we
i
n
v
es
ti
ga
te
t
he
f
utu
r
e
a
nd
pe
r
c
ei
v
e
ho
w
t
he
s
e
on
l
i
n
e
n
et
w
ork
i
ng
wi
l
l
c
ha
ng
e
the
wa
y
we
m
i
ng
l
e,
an
d
ho
w
s
uc
h
a
b
i
ol
og
i
c
al
c
om
m
un
i
t
y
c
an
be
us
e
d
f
or
a
s
up
eri
or
l
i
v
i
ng
,
a
nd
b
e
v
er
y
m
uc
h
aw
ar
e
of
i
ts
ne
ga
t
i
v
e
ef
f
ec
t
an
d
be
s
et
up
f
or
ta
k
i
ng
c
are
of
the
di
f
f
i
c
ul
ti
es
.
A
n
ou
tc
om
e
of
pe
r
i
od
i
z
ed
s
m
al
l
s
i
de
g
am
es
w
i
th
a
nd
wi
th
ou
t
m
en
tal
i
m
ag
er
y
on
pl
a
y
i
ng
a
bi
l
i
t
y
am
on
g i
nte
r
c
o
l
l
eg
i
ate
l
e
v
e
l
s
oc
c
er pl
a
y
ers
i
s
d
i
s
c
us
s
ed
i
n [
9].
H
um
an
P
ers
on
a
l
A
tt
r
i
bu
t
e
to
war
ds
Ind
us
tr
i
al
S
oc
i
a
l
C
on
tr
i
bu
t
i
on
i
s
d
i
s
c
us
s
ed
i
n
[
10
].
O
n
tol
o
g
y
b
as
ed
S
em
an
ti
c
W
e
b
tec
h
no
l
og
i
es
i
n
E
-
l
e
arni
ng
e
nv
i
r
on
m
en
t u
s
i
ng
pro
teg
e a
r
e
di
s
c
us
s
ed
i
n [
11
].
A
s
ho
r
t
tak
e
a
ga
nd
er
at
w
h
at
l
o
ng
r
an
ge
i
nf
or
m
al
c
o
m
m
un
i
c
ati
on
d
es
ti
n
ati
o
ns
are
uti
l
i
z
ed
as
a
pa
r
t
of
v
ario
u
s
pa
r
ts
o
f
the
w
orl
d
–
be
g
i
nn
i
ng
wi
th
th
e
bi
g
gi
es
,
A
m
eric
an
-
ba
s
ed
Evaluation Warning : The document was created with Spire.PDF for Python.
IJE
E
CS
IS
S
N:
2
50
2
-
4
75
2
A
Rev
i
ew
of
S
oc
i
a
l
Me
d
i
a:
I
n Futu
r
e
(
S
h
eth
Tar
i
k
M
a
he
nd
r
a
K
um
ar
)
671
ad
m
i
ni
s
tr
ati
o
ns
,
f
or
ex
a
m
pl
e,
F
ac
eb
oo
k
,
G
oo
gl
e+
,
T
um
bl
r
an
d
T
w
i
tt
er
are
uti
l
i
z
ed
aroun
d
the
wor
l
d,
an
d Ne
x
o
pi
a
i
s
ut
i
l
i
z
ed
as
a
pa
r
t
of
Can
a
da
.
T
o
m
ai
nta
i
n
a
s
tr
ate
gi
c
di
s
t
an
c
e
f
r
o
m
the
ne
ed
to
r
e
-
e
nte
r
c
om
pa
ni
on
s
an
d
i
nt
ere
s
ts
on
di
f
f
erent
S
N
S
,
th
ere
are
a
f
ew
g
au
g
es
be
i
ng
c
r
ea
te
d,
s
i
m
i
l
ar
to
th
e
F
O
A
F
s
ta
nd
ard
an
d
t
he
O
pe
n
S
ou
r
c
e
Ini
ti
a
ti
v
e.
T
he
s
e
are
no
t
y
et
g
en
era
l
l
y
r
ec
ei
v
ed
,
a
nd
as
th
i
ng
s
s
ta
nd
tod
a
y
,
on
e
ne
ed
s
t
o re
-
en
ter th
e p
oi
n
ts
of
i
nte
r
es
t
on
e
ac
h d
i
f
f
erent S
N
S
.
2.
S
t
ati
stical
A
n
al
ys
is
o
f
S
o
cia
l Netw
o
r
king
S
it
e
s
Com
pu
teri
z
e
d
Ins
i
gh
ts
h
as
gi
v
en
a
prev
i
e
w
of
the
c
u
r
r
en
t
do
m
i
na
ti
ng
p
att
erns
i
n
l
on
g
r
an
ge
i
nt
erper
s
on
a
l
c
om
m
u
ni
c
at
i
on
.
F
ac
eb
o
ok
i
s
i
n
f
r
on
t
of
ev
er
y
o
t
he
r
p
ers
on
b
y
an
en
orm
ou
s
ed
ge
.
T
w
i
tt
er
an
d
G
oo
gl
e
+
are
at
s
ec
on
d
p
l
ac
e
at
prac
ti
c
al
l
y
i
nd
i
s
ti
n
gu
i
s
ha
b
l
e
c
l
i
en
t
ba
s
e.
Ins
tag
r
am
ha
s
po
s
ted
grea
t
c
l
i
e
nt
d
ev
el
o
pm
en
t a
nd
ac
t
i
on
.
2.1.
M
o
b
ile
O
n
ly
Use
r
s
o
n
Facebo
o
k
F
ac
eb
oo
k
ha
s
m
ore
th
an
on
e
bi
l
l
i
o
n
c
l
i
e
nts
,
a
nd
aro
un
d
20
0
m
i
l
l
i
on
are
po
r
t
ab
l
e
as
i
t
wer
e.
A
s
s
uc
h,
ab
ou
t
a
f
i
f
th
of
F
ac
eb
oo
k
's
c
l
i
en
t
ba
s
e
do
es
n't
po
s
s
es
s
a
P
C,
an
d
ge
t
to
the
s
i
te
j
us
t
throug
h
ad
v
an
c
e
d
c
el
l
s
.
T
hi
s
m
a
k
es
po
r
tab
l
e
m
ar
k
et
i
m
pe
r
ati
v
e
.
I
n
thi
s
m
an
ne
r
,
organ
i
z
ati
on
s
an
d
pro
gra
m
m
i
ng
m
erc
ha
nts
ne
ed
t
o
g
i
v
e
S
m
artpho
ne
a
pp
l
i
c
at
i
o
n
s
to
ob
l
i
g
e
th
e
po
r
tab
l
e
wor
l
d
,
an
d
ac
c
ord
i
ng
l
y
pu
l
l
i
n
a
s
ub
s
ta
nti
al
c
l
i
e
nt
b
as
e.
O
n
l
i
n
e
b
us
i
ne
s
s
i
s
driv
en
b
y
i
O
S
,
whi
l
e
th
ere
i
s
an
en
orm
ou
s
m
ar
k
et
f
or
A
nd
r
o
i
d
to
o.
T
he
r
e
i
s
a
de
v
e
l
o
pi
n
g
b
as
e
f
or
W
i
nd
ow
s
P
h
on
es
,
an
d
nu
m
erous
en
de
a
v
or c
l
i
e
nts
are
on
B
l
ac
k
be
r
r
y
.
2.2.
Y
o
u
T
u
b
e’s
G
r
o
w
ing
P
o
p
u
lar
it
y
Y
ou
T
ub
e
ac
hi
ev
es
a
great
er
nu
m
be
r
of
grown
-
up
s
t
h
an
a
n
y
l
i
nk
arr
an
ge
.
In
t
he
Uni
t
ed
S
tat
es
,
Y
ou
T
ub
e's
w
a
tc
h
ers
ha
v
e
s
urp
as
s
ed
th
e
qu
an
ti
t
y
of
au
d
i
en
c
e
m
e
m
be
r
s
.
O
n
l
i
ne
uti
l
i
z
at
i
on
of
v
i
de
o
i
s
r
i
s
i
n
g
qu
i
c
k
l
y
,
w
h
i
l
e
watc
he
r
s
of
broadc
as
t
c
on
t
en
t
are
o
n
a
de
c
r
ea
s
e.
A
f
ew
org
an
i
z
ati
on
s
,
p
arti
c
u
l
arl
y
f
i
l
m
c
r
ea
ti
on
h
ou
s
es
,
d
i
s
c
ha
r
ge
t
he
i
r
prom
oti
ng
v
i
de
o
ba
tt
l
es
o
n
the
w
eb
.
T
hi
s
ha
s
w
ork
ed
po
s
i
ti
v
e
l
y
f
or
s
om
e
organi
z
at
i
on
s
,
s
i
nc
e
on
l
i
n
e
ad
v
a
nc
em
en
t
c
os
ts
al
to
ge
t
he
r
l
es
s
er than
T
V
p
ub
l
i
c
i
z
i
n
g.
2.3.
D
if
f
er
enc
e i
n
P
o
p
u
lar
it
y
of
S
o
ci
al
M
edia Netw
o
r
ks
D
y
n
am
i
c
c
l
i
en
t
ba
s
e
of
o
nl
i
ne
ne
t
wor
k
i
ng
s
y
s
tem
s
de
m
on
s
tr
ate
s
en
orm
ou
s
v
arie
t
y
.
O
v
er
95
%
of
F
ac
eb
oo
k
c
l
i
en
ts
s
i
gn
i
nt
o
th
ei
r
r
e
c
ord
ea
c
h
da
y
.
T
hi
s
dro
ps
to
6
0%
f
or
T
w
i
tte
r
,
an
d
3
0%
f
or
Li
nk
ed
In.
T
hi
s
ex
tr
ao
r
di
na
r
i
l
y
de
c
i
d
es
the
c
ou
r
s
e
tha
t
m
ed
i
a
pu
bl
i
c
i
s
t
s
w
i
l
l
f
oc
us
f
or
the
i
r
ba
tt
l
es
,
wi
th
a s
pe
c
i
f
i
c
en
d
go
a
l
to
s
tr
ea
m
l
i
ne
c
os
t
s
.
2.4.
T
w
o
Ne
w
M
emb
er
s J
o
in L
inkedIn
E
v
er
y
S
ec
o
n
d
L
i
nk
ed
In
-
the
i
nf
orm
al
c
o
m
m
un
i
t
y
f
or
ex
pe
r
ts
-
k
ee
ps
on
be
c
om
i
ng
ea
c
h
s
ec
on
d.
It
ha
s
ga
th
erin
gs
an
d
s
i
tes
to
wor
k
po
s
ti
ng
s
,
w
hi
c
h
m
a
k
e
thi
s
s
tag
e
a
r
i
c
h
w
e
l
l
s
pr
i
ng
of
da
ta
an
d
di
s
c
us
s
i
on
f
or
ex
p
erts
w
h
o
ne
ed
to
i
nt
erf
ac
e
wi
th
oth
ers
i
n
t
he
i
r
i
n
du
s
tr
y
.
T
he
r
e
ar
e
HR
organ
i
z
ati
on
s
us
i
ng
thi
s
f
or
c
on
tr
ac
ti
ng
ex
erc
i
s
es
.
T
he
s
e
c
on
tac
ts
are
uti
l
i
z
ed
f
or
B
2B
ad
v
erti
s
i
ng
al
s
o.
2.5
. Chi
ldren o
n
F
ac
ebo
o
k
T
he
r
e
are
aro
un
d
5
m
i
l
l
i
on
F
ac
eb
o
ok
c
l
i
en
ts
l
es
s
tha
n
te
n
y
e
ars
o
l
d.
It
de
m
on
s
tr
ate
s
tha
t
y
o
uth
f
ul
k
i
ds
h
av
e
s
i
m
p
l
e
ac
c
es
s
to
w
eb
-
b
as
e
d
s
oc
i
a
l
n
et
w
ork
i
ng
.
T
hi
s
i
s
a
po
t
en
t
i
al
s
tat
i
s
ti
c
whi
c
h
i
s
ho
l
di
ng
u
p
to
be
ta
pp
e
d
b
y
on
l
i
ne
n
et
w
ork
i
ng
a
dv
erti
s
ers
.
R
eb
ate
of
f
ers
an
d
pri
z
es
c
an
be
f
oc
us
ed
at
t
hi
s
y
ou
t
hf
ul
s
ta
ti
s
ti
c
,
ut
i
l
i
z
i
ng
t
he
on
l
i
n
e
ne
t
wor
k
i
ng
.
I
n
th
es
e
c
as
es
,
us
i
ng
on
l
i
n
e
ne
t
wor
k
i
ng
tur
ns
ou
t
to
be
m
ore
v
i
a
bl
e
t
ha
n
o
the
r
r
eg
ul
ar
m
ed
i
a
l
i
k
e
T
V
or
r
ad
i
o.
B
r
an
d
f
ai
thf
ul
ne
s
s
i
s
y
et
to
be
s
ha
pe
d
f
or
the
y
ou
thf
ul
group,
a
nd
the
a
dv
erti
s
er
s
are
f
oc
us
i
ng
on
y
ou
t
hf
ul
k
i
ds
wi
th
the
i
r
b
r
an
ds
an
d a
dv
an
c
em
en
ts
.
2.6.
Int
e
r
n
atio
n
al
Use
r
s of
Facebo
o
k
Cl
i
en
ts
of
on
l
i
n
e
n
et
w
ork
i
n
g
are
no
t
s
i
m
pl
y
i
n
th
e
U
ni
te
d
S
tat
es
.
T
he
c
l
i
e
nt
b
as
e
of
F
ac
eb
oo
k
i
s
around
t
hree
ti
m
e
s
the
nu
m
be
r
of
i
nh
ab
i
ta
nts
i
n
T
he
Uni
t
ed
S
t
ate
s
.
T
hree
ti
m
es
the
nu
m
be
r
of
i
nh
ab
i
t
an
ts
i
n
T
he
Un
i
ted
S
tat
es
i
s
the
c
l
i
en
t
ba
s
e
of
F
ac
eb
o
ok
.
T
hi
s
de
m
on
s
tr
ate
s
the
de
gre
e
of
g
l
ob
al
i
z
ati
on
tha
t
i
s
go
i
ng
on
i
n
the
w
e
b
ag
e.
T
he
r
ef
ore,
o
nl
i
ne
n
et
w
ork
i
ng
c
an
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N:
25
02
-
4
75
2
IJE
E
CS
V
ol
.
8
,
N
o.
3
,
Dec
em
be
r
2017:
670
–
6
73
672
he
l
p
orga
ni
z
at
i
o
ns
to
ex
t
e
nd
th
ei
r
s
c
op
e
an
d
as
s
oc
i
ati
o
n
i
n
un
i
v
ers
al
m
ar
k
ets
v
i
ab
l
y
.
T
od
a
y
,
web
i
s
ef
f
ortl
es
s
l
y
ac
c
es
s
i
b
l
e
i
n
m
an
y
p
arts
of
the
wor
l
d.
T
he
on
l
i
ne
n
et
w
ork
i
ng
a
dv
ert
i
s
ers
w
ho
c
an
s
tr
ai
gh
tf
or
w
ard
l
y
c
o
nn
ec
t
wi
th
th
ei
r
c
l
i
en
ts
thro
ug
h
w
e
b
i
s
att
em
pti
n
g
to
tap
the
n
e
w
m
ar
k
et
s
.
F
or
i
ns
tan
c
e
,
ad
v
erti
s
ers
f
r
o
m
the
w
es
tern
w
orld
c
a
n
po
s
s
i
bl
y
t
arget
ea
s
tern
m
ar
k
ets
,
an
d t
he
oth
er
wa
y
arou
nd
.
3.
F
u
t
u
r
e of
S
o
cia
l
Netw
o
r
ks
T
he
di
al
o
gs
s
o
f
ar
ha
s
m
ad
e
i
t
c
l
ea
r
tha
t
th
e
i
nf
orm
al
c
om
m
un
i
c
ati
on
m
ed
i
um
i
s
s
ett
i
ng
do
w
n
d
ee
p
r
o
ots
,
an
d
em
p
ha
ti
c
a
l
l
y
.
It
h
as
m
ad
e
ad
v
a
nc
es
i
nto
e
v
er
y
on
e
of
the
as
pe
c
ts
of
the
ge
ne
r
al
pu
b
l
i
c
,
an
d
i
s
c
ha
r
ac
teri
z
i
n
g
h
o
w
i
n
d
i
v
i
du
a
l
s
ge
t
t
o
da
ta
a
nd
uti
l
i
z
a
ti
o
ns
i
t.
T
hi
s
op
en
s
up
an
ex
tr
ao
r
d
i
na
r
y
m
ea
s
u
r
e
of
c
ha
nc
es
to
al
l
c
l
as
s
es
of
the
ge
ne
r
al
pu
b
l
i
c
,
whi
c
h
i
s
ex
a
m
i
ne
d
be
ne
ath
.
3.1
. M
ar
ke
t
ing
T
he
pres
en
t
de
v
e
l
o
pm
en
t
pa
tte
r
ns
de
m
on
s
tr
ate
tha
t
the
f
ol
l
o
wi
n
g
ha
l
f
-
de
c
ad
e
ha
s
a
p
l
ac
e
wi
th
on
l
i
n
e
ne
t
w
ork
i
ng
,
a
nd
s
ho
w
c
as
i
ng
i
n
l
i
g
h
t
of
thi
s
wi
l
l
b
e
the
s
p
ee
di
es
t
m
ed
i
um
to
pu
b
l
i
c
i
z
e
an
d
pi
tc
h
i
t
em
s
to
en
d
pu
r
c
ha
s
ers
.
T
he
de
v
e
l
op
m
en
t
of
ad
v
an
c
e
d
m
ob
i
l
e
ph
o
ne
s
a
nd
the
ex
tr
ao
r
d
i
n
ar
y
d
ev
el
o
pm
en
t
i
n
the
q
ua
n
ti
t
y
of
c
l
i
en
t
s
ge
tti
n
g
to
on
l
i
ne
n
et
w
ork
i
ng
f
r
o
m
P
DA
s
de
m
on
s
tr
ate
c
l
ea
r
he
a
di
n
g
s
on
w
h
at
i
s
t
he
f
ol
l
o
wi
n
g h
ug
e t
hi
ng
.
3.2
.
S
o
ci
al
M
edia fo
r
Co
n
sum
er
s
T
he
f
a
m
e
o
f
w
eb
-
b
as
ed
s
oc
i
al
ne
t
wor
k
i
ng
,
the
f
as
t
de
v
el
op
m
en
t,
an
d
f
urtherm
ore
the
r
i
s
e
of
m
ore
c
urr
en
t
s
ta
ge
s
l
i
k
e
Ins
tag
r
am
,
Int
eres
t
,
W
ha
ts
A
p
p
an
d
G
oo
gl
e
P
l
us
ha
s
g
i
v
en
en
d
-
c
l
i
en
ts
a
l
arg
e
nu
m
be
r
of
c
orr
es
po
nd
e
nc
e
al
ternat
i
v
e
s
,
an
d
ha
s
r
ec
l
as
s
i
f
i
e
d
the
m
eth
od
s
f
or
c
orr
es
po
nd
e
nc
e.
T
he
de
m
oc
r
ati
z
a
ti
o
n o
f
m
ed
i
a h
as
b
e
en
a
n e
x
tr
ao
r
d
i
n
ar
y
eq
u
al
i
z
er.
W
e
b
-
ba
s
ed
s
oc
i
al
n
et
w
ork
i
ng
h
as
gi
v
e
n
pu
r
c
ha
s
ers
a
s
tag
e
f
or
ai
r
i
ng
th
ei
r
v
oi
c
es
,
c
on
tem
pl
ati
on
s
an
d
t
ho
u
gh
ts
f
or
oth
ers
to
be
he
ard
a
nd
s
ha
r
ed
.
I
t
i
s
no
t
a
r
es
tr
i
c
ted
c
ha
nn
el
,
bu
t
r
ath
er
a
two
-
w
a
y
di
s
c
us
s
i
on
s
tag
e.
T
hi
s
gi
v
es
p
urc
ha
s
ers
the
po
w
er
a
nd
c
ap
ac
i
t
y
to
be
l
i
s
te
ne
d,
ad
dres
s
ed
a
nd
i
nc
l
ud
ed.
3.3
.
S
o
ci
al
med
i
a a
n
d
E
d
u
ca
t
ion
T
he
uti
l
i
z
at
i
on
of
web
-
b
as
ed
s
oc
i
a
l
ne
t
wor
k
i
ng
i
s
q
ui
c
k
l
y
v
en
t
urin
g
i
nto
the
i
ns
t
r
uc
ti
v
e
pa
r
t.
P
e
ars
on
Le
arni
ng
S
ol
uti
o
ns
di
s
tr
i
b
ute
s
a
y
e
arl
y
s
tud
y
,
whi
c
h
d
em
on
s
tr
ate
s
an
ex
pa
ns
i
on
i
n
o
nl
i
n
e
n
et
w
ork
i
ng
us
e
b
y
i
ns
tr
uc
to
r
s
.
E
v
er
y
y
ea
r
,
P
ea
r
s
on
Le
arni
ng
S
o
l
ut
i
o
n
s
pu
ts
ou
t
th
e
c
on
s
eq
ue
nc
es
of
a
y
ea
r
l
y
ov
er
v
i
e
w
of
w
e
b
-
ba
s
e
d
s
oc
i
al
ne
t
wor
k
i
ng
us
e
i
n
i
ns
tr
u
c
ti
on
.
W
i
th
the
ex
pa
nd
ed
ut
i
l
i
z
ati
on
of
m
i
x
ed
l
ea
r
n
i
n
g
an
d
f
l
i
p
pe
d
c
l
a
s
s
r
oo
m
proc
ed
ures
,
t
he
ex
pa
ns
i
on
of
21
%
ov
er
th
e
m
os
t
r
ec
en
t
on
e
y
ea
r
i
s
no
t
v
er
y
as
to
un
d
i
n
g.
W
or
k
f
o
r
c
e
i
s
c
urr
en
tl
y
m
ore
i
ntri
gu
e
d
b
y
the
c
ap
ac
i
t
y
to
us
e
o
nl
i
ne
ne
t
w
ork
i
ng
to
en
c
ou
r
ag
e
en
ga
ge
m
en
t
wi
th
c
ou
r
s
e
m
ate
r
i
al
an
d
to
s
up
po
r
t t
he
l
ea
r
n
i
n
g p
r
oc
e
d
ure.
4.
Co
n
clus
ion
A
s
w
e
f
ou
nd
i
n
the
p
as
t
areas
,
S
NS
h
as
awes
om
e
eff
ec
t
on
the
ge
n
eral
p
ub
l
i
c
,
i
n
bo
th
ad
v
an
t
ag
es
a
nd
d
i
f
f
i
c
ul
ti
es
.
T
he
f
av
orabl
e
c
i
r
c
um
s
tan
c
es
are
hu
ge
,
pa
r
t
i
c
ul
ar
l
y
f
or
ad
v
erti
s
ers
f
or
the
i
r
c
utt
i
n
g
ed
ge
b
at
tl
es
,
an
d
o
v
era
l
l
po
p
ul
a
ti
on
f
or
a
l
e
v
e
l
m
ed
i
um
for
ai
r
i
ng
th
ei
r
pe
r
s
pe
c
ti
v
es
.
A
s
t
a
l
k
ed
a
b
ou
t
ab
o
v
e,
th
ere
are
b
en
e
f
i
ts
f
or
tr
ai
ni
ng
f
i
e
l
d
too
,
h
o
w
e
v
er
n
ot
al
l
po
te
nti
al
o
utc
om
es
are
i
nv
es
ti
ga
ted
an
d
c
o
nc
en
tr
at
ed
to
an
ex
tr
ao
r
di
na
r
y
prof
un
di
t
y
.
G
o
i
ng
t
o
the
d
i
f
f
i
c
ul
ti
es
a
nd
i
s
s
ue
s
,
the
r
e
are
a
f
e
w
i
nq
ui
r
i
es
when
we
c
on
s
i
de
r
t
he
n
eg
ati
v
e
ef
f
ec
t
o
f
S
NS
.
Ref
er
en
ce
s
[1]
So
c
i
a
l
M
e
d
i
a
'
s
Ev
o
l
v
i
n
g
I
m
p
a
c
t
O
n
Ho
w Bu
s
i
n
e
s
s
e
s
Bu
y
T
e
c
h
;
Fo
rb
e
s
;
2
8
F
e
b
2
0
1
2
.
[2]
Pu
b
l
i
c
s
e
c
t
o
r l
e
a
d
s
o
n
s
o
c
i
a
l
m
e
d
i
a
u
s
e
,
s
a
y
s
KPM
G
;
Com
p
u
te
r
W
e
e
k
l
y
;
2
8
No
v
2
0
1
2
.
[3]
1
1
So
c
i
a
l
M
e
d
i
a
T
i
p
s
f
o
r
t
h
e
P
u
b
l
i
c
Se
c
to
r
;
M
a
s
h
a
b
l
e
;
3
0
J
u
l
2
0
1
2
.
[4]
Pu
b
l
i
c
s
e
c
t
o
r u
s
e
o
f
s
o
c
i
a
l
m
e
d
i
a
t
a
k
e
s
o
f
f
;
T
h
e
Gua
rd
i
a
n
;
6
Ap
r 2
0
1
1
.
Evaluation Warning : The document was created with Spire.PDF for Python.
IJE
E
CS
IS
S
N:
2
50
2
-
4
75
2
A
Rev
i
ew
of
S
oc
i
a
l
Me
d
i
a:
I
n Futu
r
e
(
S
h
eth
Tar
i
k
M
a
he
nd
r
a
K
um
ar
)
673
[5]
Th
e
Cha
l
l
e
n
g
e
s
o
f
S
o
c
i
a
l
Ne
two
rk
i
n
g
Ad
o
p
ti
o
n
In
Th
e
E
n
t
e
rp
ri
s
e
;
So
c
i
a
l
Bu
s
i
n
e
s
s
New
s
;
2
9
Fe
b
2
0
1
2
.
[6]
1
2
b
i
g
s
o
c
i
a
l
m
e
d
i
a
c
h
a
l
l
e
n
g
e
s
a
n
d
s
o
l
u
ti
o
n
s
;
R
a
g
a
n
;
7
Se
p
2012.
[7]
1
0
Bi
g
g
e
s
t
B2
B So
c
i
a
l
M
e
d
i
a
Cha
l
l
e
n
g
e
s
;
Sa
l
e
s
F
o
r
c
e
M
a
rk
e
ti
n
g
Cl
o
u
d
;
2
0
J
a
n
2
0
1
2
.
[8]
Rec
o
g
n
i
z
i
n
g
t
h
e
I
m
p
a
c
t
o
f
So
c
i
a
l
M
e
d
i
a
;
Vo
v
i
c
i
B
l
o
g
;
3
M
a
y
2
0
1
2
.
[9]
Ku
m
a
r
AM
.
An
o
u
tc
o
m
e
o
f
p
e
ri
o
d
i
z
e
d
s
m
a
l
l
s
i
d
e
g
a
m
e
s
w
i
th
a
n
d
w
i
th
o
u
t
m
e
n
ta
l
i
m
a
g
e
ry
o
n
p
l
a
y
i
n
g
a
b
i
l
i
t
y
a
m
o
n
g
i
n
t
e
rc
o
l
l
e
g
i
a
t
e
l
e
v
e
l
s
o
c
c
e
r
p
l
a
y
e
rs
.
In
d
i
a
n
J
o
u
rn
a
l
o
f
S
c
i
e
n
c
e
a
n
d
Te
c
h
n
o
l
o
g
y
.
2
0
1
5
;
8
(3
6
).
[10]
Curt
i
s
M
P
a
n
d
Red
d
y
J
.
Hu
m
a
n
Pe
r
s
o
n
a
l
Att
ri
b
u
te
to
w
a
rd
s
In
d
u
s
tr
i
a
l
So
c
i
a
l
Con
tr
i
b
u
t
i
o
n
.
In
d
i
a
n
J
o
u
rn
a
l
o
f
Sc
i
e
n
c
e
a
n
d
T
e
c
h
n
o
l
o
g
y
.
2
0
1
5
;
8
(3
6
)
.
[11]
M
a
n
i
c
k
a
s
a
n
k
a
ri
N,
Ari
v
a
z
h
a
g
a
n
D
&
Ve
n
n
i
l
a
G
.
O
n
to
l
o
g
y
b
a
s
e
d
Se
m
a
n
ti
c
W
e
b
te
c
h
n
o
l
o
g
i
e
s
i
n
E
-
l
e
a
rn
i
n
g
e
n
v
i
ro
n
m
e
n
t
u
s
i
n
g
p
r
o
te
g
e
.
In
d
i
a
n
J
o
u
rn
a
l
o
f
S
c
i
e
n
c
e
a
n
d
T
e
c
h
n
o
l
o
g
y
.
2
0
1
4
;
7
(S
6
)
:
64
-
67.
Evaluation Warning : The document was created with Spire.PDF for Python.