Indonesi
an
Journa
l
of El
ect
ri
cal Engineer
ing
an
d
Comp
ut
er
Scie
nce
Vo
l.
10
,
No.
1
,
A
pr
il
201
8
, p
p.
138
~
145
IS
S
N:
25
02
-
4752
, DO
I: 10
.11
591/
ijeecs
.
v
10
.i
1
.pp
138
-
145
138
Journ
al h
om
e
page
:
http:
//
ia
es
core.c
om/j
ourn
als/i
ndex.
ph
p/ij
eecs
Por
n
ograph
y Add
iction Det
ection
base
d
on Neur
ophysi
olog
i
cal
Comput
atio
n
al App
roach
No
r
ha
sli
nd
a Kam
aruddi
n
1
,
A
b
dul W
aha
b Abdul
R
ahman
2
,
D
ini
Handi
yani
3
1
Advanc
e
An
alytic
s
Engi
ne
eri
ng
Cent
er
(AA
EC),
Facul
t
y
of
Com
pute
r and
Ma
them
at
ic
a
l
Sci
ences,
Univer
si
ti Te
kn
ologi
MA
RA,
40450
Shah
Alam,
Sela
n
gor,
Mal
a
y
s
ia
2
,3
Kulliy
ah
of
In
form
at
ion
and
C
om
m
ini
ca
ti
on
T
ec
hnolog
y
,
Isl
a
m
ic
Inte
rn
ationa
l
Univer
si
t
y
Mal
a
y
si
a, G
om
bak,
Kuala
Lumpur,
Mal
a
y
s
ia
Art
ic
le
In
f
o
ABSTR
A
CT
Art
ic
le
history:
Re
cei
ved
Ja
n
9
, 201
8
Re
vised
Ma
r
2
,
201
8
Accepte
d
Ma
r
18
, 201
8
The
r
ise
of
Internet
ac
c
ess,
soc
ia
l
m
ed
ia
and
a
vai
l
abi
lit
y
of
sm
art
phones
int
ensif
y
th
e
ep
i
demic
of
porno
gra
ph
y
addicti
o
n
espe
cially
among
y
ounger
te
en
age
rs.
Such
sce
nar
io
m
a
y
of
fe
r
m
an
y
side
ef
fe
ct
s
to
th
e
individual
such
as
al
te
r
at
ion
of
t
he
beha
vior
,
changes
in
m
ora
l
val
ue
and
re
j
ec
t
ion
to
norm
al
comm
unity
con
vent
ion
.
Henc
e,
it
is
impera
t
i
ve
to
d
etec
t
p
ornogra
p
h
y
addi
c
ti
on
as
ea
rl
y
as
poss
ibl
e.
In
thi
s
pape
r,
a
m
et
hod
of
using
bra
in
signal
from
fronta
l
area
c
apt
ur
ed
usin
g
EE
G
is
prop
osed
to
d
et
e
ct
whethe
r
the
par
ticipa
n
t
m
a
y
have
porn
addict
ion
or
othe
rwise.
It
ac
ts
as
a
com
ple
m
enta
r
y
appr
oac
h
to
comm
on
psy
chol
ogi
ca
l
questi
onn
ai
r
e
.
Exp
eri
m
ental
r
esult
s
show
tha
t
the
addi
c
ted
par
ticip
ant
s
h
ad
low
a
lpha
w
ave
s
a
ct
iv
ity
in
the
fron
tal
bra
in
r
egi
on
co
m
par
ed
to
non
-
a
ddic
t
ed
par
ticipants.
It
c
an
be
ob
serve
d
using
power
spec
tr
a
co
m
pute
d
using L
o
w Re
soluti
on
E
l
ec
tromagne
ti
c
T
om
ogra
ph
y
(LORET
A).
Th
e
theta
band
al
s
o
show
the
re
is
dispari
t
y
bet
w
e
en
addict
ed
and
non
-
addicted.
How
eve
r,
th
e
disti
nction
is
not
as
obvious
as
al
pha
band
.
Subs
eque
ntly
,
m
ore
work
nee
d
to
be
conduc
te
d
t
o
furthe
r
te
st
the
val
idi
t
y
o
f
the
h
y
po
the
sis.
It
i
s
env
isaged
that
with
m
ore
par
ticipa
n
ts
and
fu
rther
inve
stigation
,
th
e
proposed
m
et
hod
will
be
the
in
it
ial
step
to
grou
ndbre
aki
ng
wa
y
of
und
erstanding
th
e
wa
y
p
orn
addicti
on
aff
ec
ts
the bra
in
.
Ke
yw
or
d
s
:
Brai
n
si
gn
al
Ele
ct
ro
e
nceph
al
ogram
Lo
w
Re
s
olu
ti
on
Ele
ct
ro
m
agn
et
ic
To
m
og
ra
phy
(LO
RE
TA
)
Po
r
n ad
dicti
on
Teena
ge
Copyright
©
201
8
Instit
ut
e
o
f Ad
vanc
ed
Engi
n
ee
r
ing
and
S
cienc
e
.
Al
l
rights re
serv
ed
.
Corres
pond
in
g
Aut
h
or
:
Norhasl
ind
a
Ka
m
aru
ddin
,
Adva
nce
An
al
yt
ic
s En
gine
eri
ng Center
Faculty
of Com
pu
te
r
an
d
Ma
them
a
ti
cal
Scie
nces,
Un
i
ver
sit
i Te
knol
og
i M
ARA
,
4045
0
S
ha
h A
lam
, S
el
angor,
Ma
la
ysi
a
Em
a
il
: no
r
haslind
a
@tm
sk
.u
it
m
.ed
u.
m
y
1.
INTROD
U
CTION
People
are
co
ns
ta
ntly
en
gaged
with
sm
artpho
ne
an
d
c
om
m
un
ic
at
ion
dev
ic
es
.
Ba
sed
on
the
re
port
release
d
by
B
ank
of
Am
eric
a
[
1],
39%
pe
op
le
a
ge
ra
ng
i
ng
f
ro
m
18
to
34
ye
ars
ol
d
(ty
pical
ly
ref
er
red
a
s
Mi
ll
enn
ia
l)
int
eracts
m
or
e
wi
th
their
sm
artph
one
c
om
par
e
d
to
oth
er
in
di
viduals.
The
se
cond
m
os
t
f
requen
tl
y
Mi
ll
enn
ia
l
interact
ed
with
is
their
sig
nifica
nt
oth
e
r
(
27%)
f
ollow
e
d
by
chi
ldre
n
(
14%),
pa
ren
ts
(8
%
),
fri
end
s
(7
%
)
a
nd
c
o
-
w
orkers
(
4%).
S
uch
t
rend
is
in
te
resti
ng
t
o
ob
serv
e
a
s
it
ind
i
cat
es
that
51%
people
of
that
age
range
are
com
m
un
ic
at
ing
m
or
e
th
rou
gh
Int
ern
et
;
nam
ely
,
te
xt
and
inst
ant
m
essaging
(4
0%
)
,
so
ci
al
m
edia
(7%
)
an
d
em
ail
(4
%)
as
oppo
sed
to
verbal
conve
rsati
on
;
th
at
com
pr
ise
d
of,
in
pe
rs
on
(33%)
a
nd
phon
e
cal
l
(12%
).
S
uch
fi
nd
i
ng
is
al
s
o
in
li
ne
with
repor
t
pu
blishe
d
by
Exp
e
rian
Ma
rk
et
in
g
Se
rv
ic
e
s
[2
]
sta
te
d
tha
t
77%
Mi
ll
enn
ia
ls
own
their
sm
artp
hone
a
nd
s
pe
nd
ap
pro
xim
at
e
l
y
35
hours
a
week
with
dig
i
ta
l
m
edia.
The
repor
t
al
so
rev
e
al
ed
that
half
of
the
Mi
ll
enn
ia
ls
need
I
nter
net
connecti
on
co
nst
antly
and
43
%
Mi
ll
enn
ia
ls
acce
ss
In
te
r
net
thr
ough
sm
artph
one
than
th
r
ough
a
com
pu
te
r.
He
nc
e,
it
is
no
su
r
pr
ise
if
the
yo
unge
r
age
gro
up
can
al
so
ha
ve
in
divi
du
al
I
nter
net
a
ccessi
bili
ty
to
t
he
inter
net
c
onte
nts
as
they
ar
e
m
or
e
te
ch
nolog
y
sa
vvy
an
d
very
m
uch
into ga
dget
and
de
vice
s.
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Pornogr
aphy
Ad
dicti
on
Dete
ct
ion
based
on N
europ
hysiol
ogic
al
…
(
Nor
hasli
nda K
ama
r
uddin
)
139
The
in
div
i
du
al
In
te
r
net
acce
s
sibil
it
y
is
on
e
of
th
e
cat
al
yst
to
In
te
rn
et
porno
gr
a
ph
y
a
ddic
ti
on
.
It
i
s
alm
os
t
i
m
po
ssible
to
detect
the
po
rno
gr
a
phy
acce
ss
of
a
n
ind
ivi
dual
unle
ss
the
lo
g
in
f
or
m
at
ion
of
I
nt
ern
et
nav
i
gation hist
or
y i
s g
ive
n.
H
ow
e
ve
r,
a v
i
olati
on
of privac
y
m
ay
be
an
issue to
ga
in s
uc
h
acce
ss to
the
data as
on
e
m
ay
j
us
t
r
efu
se
t
o
disclo
se
s
uc
h
in
form
at
ion
.
Furthe
r
m
or
e,
porno
graph
y
c
on
te
nts
are
not
lim
it
ed
to
pay
-
by
-
view
acce
s
s.
To
date,
f
re
e
m
at
erial
s
are
widely
avail
able.
The
rise
of
so
ci
al
m
edia
app
li
cat
ion
s
s
uch
as
Faceb
ook,
I
ns
ta
gr
am
,
Tum
blr,
W
eC
hat
an
d
oth
e
rs
offe
r
a
wide
range
of
por
n
ogra
phy
stim
uli
ran
ging
from
so
ft
por
nograp
hy
s
uch
as
im
a
ges
de
picti
ng
s
exy
a
nd
sed
uct
ive
in
div
i
du
al
to
the
m
or
e
ad
van
ce
a
nd
ha
r
dcor
e
con
te
nts.
I
n
th
e
m
os
t
recent
publica
ti
on,
Li
m
et
al
.
rep
ort
e
d
th
at
the
m
edian
a
ge
of
fi
rst
por
nogr
a
phy
vi
ewing
of
815
pa
rt
ic
ip
ants
was
13
ye
ars
f
or
m
en
and
16
ye
ars
f
or
wo
m
en
a
m
on
g
young
A
us
tral
ia
ns
[3
]
.
46
%
m
al
e
par
ti
ci
pa
nts
ad
m
itted
that
they
acce
ss
po
r
no
gr
a
phy
week
ly
com
par
ed
to
19%
fem
al
e
par
ti
ci
pan
ts.
A
s
op
po
s
ed
to
the
Mi
ll
enni
al
s,
younge
r
par
ti
ci
pa
nts
of
the
stu
dy
te
nd
to
dow
nlo
a
d
or
watch
t
he
por
nogr
a
phy
con
te
nt
on
li
ne
on
c
ompu
te
r
(49%
w
om
an
and
63
%
m
an)
.
It
is
al
so
repor
te
d
that
m
ajo
rity
of
the
par
ti
ci
pa
nts,
83%
wo
m
an
an
d
95%
m
al
e
par
ti
ci
pan
ts
acce
ss
the
por
nogra
ph
y
c
on
te
nt
w
hen
t
hey
are
al
on
e.
It
m
ea
ns
tha
t
por
nogr
a
p
hy
expos
ur
e
is
c
om
m
on
even
at
the
young
a
ge
reg
a
rd
le
ss
of
the
ge
nd
e
r
an
d
su
ch
tre
nd
is
getti
ng
m
or
e p
r
om
inent an
d w
orris
ome
.
The
tre
nd
is ob
serv
e
d
in the i
ncr
ease
d nu
m
ber
of porn
relat
ed
we
bs
it
e accesse
d by the I
nt
ern
et
u
se
rs
.
It w
as
r
e
ported
that one
of t
he
m
os
t po
pula
r
por
n
we
bs
it
e,
Po
r
nhub.
com
r
ecorde
d 23 bill
ion
visit
s in 2
016 a
nd
su
c
h
sta
ti
sti
c
i
s
equ
i
valent
to
729
visit
ors
in
a
seco
nd
by
the
total
popu
l
at
ion
of
the
U
nited
King
do
m
(64.1
m
illi
on
)
[4
]
.
More
over,
it
is
al
so
le
ar
nt
that
a
l
m
os
t
4.6
bill
i
on
of
por
n
a
re
watche
d
in
a
y
ear,
m
aking
it
equ
a
l
to
5,245
ye
ars
.Su
c
h
tre
nd
is
consi
ste
nt
with
the
sta
ti
sti
c
of
Ma
la
ysi
an
acce
ss
tim
e
to
Po
r
nHu
b
we
bsi
te
as
pr
ese
nted
i
n
[
4].
Fig
ur
e
1
il
lustrate
s
m
ajo
r
ci
ti
es
in
Ma
l
ay
sia
and
the
tim
e
sp
end
pe
r
day
of
acce
ssing
Po
r
nhub
we
bs
i
te
.
It
is
ob
ser
ve
d
that
the
longest
us
a
ge
(in
te
rm
of
tim
e
a
ccess)
is
from
Ku
al
a
Tere
ngganu
with
m
ean
acc
ess
ti
m
e
of
ap
pro
xim
at
e
ly
13
m
inu
te
s.
It
is
c
losely
f
ollow
e
d
by
Ko
ta
B
ha
ru
an
d
Mi
ri
wit
h
bo
t
h
acce
ss
tim
e
is
12.27
m
inu
te
s.
Howe
ver,
inf
o
rm
ation
on
the
durati
on
of
ac
cess
tim
e
m
a
y
no
t
giv
e
th
e
ov
erall
picture
of
the
s
it
uation.
T
he
num
ber
of
po
pula
ti
on
an
d
acce
ss
tim
e
are
com
par
ed
as
pres
ented
i
n
Table
1.
It
is
fou
nd
the
high
est
visit
fr
eq
ue
ncy
of
0.0
078
is
recorde
d
by
Pu
tra
j
ay
a
with
popula
t
ion
of
88,30
0.
Me
la
ka
,
with
popula
ti
on
of
872,9
00
yi
el
de
d
the
sec
ond
m
os
t
fr
equ
e
ntly
acce
ss
ci
ty
with
freq
ue
nc
y
of
0.0
08.
Al
though,
Saba
h
is
ge
og
raphical
ly
la
rge,
the
f
re
qu
e
nc
y
of
P
orn
H
ub
we
bs
it
e
acce
ss
is
only
0.0
002.
He
nce,
it
can
be
hypothesiz
e
d
that
In
te
rn
et
c
onnecti
on
in
fr
as
tructu
re
m
ay
play
an
i
m
po
rtant
ro
le
in
por
n
acce
ssibil
it
y.
Urba
n
area
su
c
h
as
P
utra
j
ay
a
and
Me
la
ka
hav
e
a
bette
r
internet
connecti
on
m
akin
g
it
easi
er
to
acce
ss
the
web
sit
e
com
par
ed
t
o
r
ural
area.
Figure
1. A
verage ti
m
e Ma
laysia
n
sp
e
nt
on
Po
r
nhub.
com
w
ebsite
[4
]
Table
1.
N
um
ber
of
Pop
ulati
on
for
eac
h
Stat
e in Mal
ay
sia
State
Nu
m
b
e
r
o
f
Pop
u
latio
n
Ter
en
g
g
an
u
1
,25
4
,000
Kelant
an
1
,71
8
,000
Pen
an
g
1
,71
9
,000
Pah
an
g
1
,62
3
,000
Perak
2
,47
8
,000
Pu
trajay
a
8
8
,30
0
Melaka
8
7
2
,900
Sarawa
k
2
,63
6
,000
Sab
ah
3
,54
4
,000
The
pap
e
r
is
orga
nized
i
n
the
fo
ll
owin
g
m
ann
e
r.
Sect
io
n
2
descr
i
bes
the
li
te
ratur
e
re
vi
ew
f
oc
us
in
g
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vol
.
10
, N
o.
1
,
A
pr
il
201
8
:
138
–
145
140
on
the
def
i
niti
on
of
porno
graph
y
a
ddic
ti
on
,
t
he
im
plication
of
t
he
a
ddic
ti
on
a
nd
c
urren
t
ps
yc
hol
og
ic
al
appr
oach
that
i
s
adopted
to
re
cognize
te
ena
ge
rs
w
ho
a
re
ad
dicte
d
to
po
rn.
Sect
ion
3
pr
es
ented
the
c
on
c
ept
of
e
m
plo
yi
ng
el
e
ct
ro
e
ncephalo
gram
(EEG
)
a
nd
L
ow
Re
s
olut
ion
Ele
ct
r
om
a
gn
et
ic
T
om
og
r
aph
y
(LO
RE
T
A)
t
o
fin
d
dis
par
it
y o
f
the brai
n
si
gnal
s b
et
wee
n
ad
dicte
d
te
ena
gers and
n
on
-
ad
di
ct
ed
te
enag
e
rs. Sect
ion
4
desc
ribe
s
the r
es
ults a
nd
discuss
i
on
befor
e
conclu
de
d wit
h
Sect
io
n 5 of
su
m
m
ary, co
ncl
us
io
n
a
nd
fu
t
ur
e
w
ork.
2.
LIT
ER
ATUR
E
RE
VIE
W
Addict
ion
s
uc
h
as
po
r
nograp
hy
is
ver
y
diff
ic
ult
to
detect
un
ti
l
the
ur
ges
i
s
no
lo
ng
e
r
ca
n
be
cu
r
bed
and
usual
ly
m
anifested
by
awkwar
d
beh
a
vi
or
s
that
m
ay
no
t
be
acce
pte
d
by
com
m
un
it
y
no
rm
.
Ty
pical
ly
,
wh
e
n
a
n
i
nd
i
vi
du
al
is
a
dd
ic
t
ed,
t
her
e
will
be
no
physi
cal
cha
ng
e
s
can
be
ob
se
r
ved
e
xcep
t
al
te
rati
on
in
the
br
ai
n
area
m
aking
it
diff
ic
ult
to
spot.
The
brai
n’
s
re
ward
s
yst
e
m
is
act
iva
te
d
by
pleasant
or
excit
in
g
sti
m
ul
i.
The
do
pam
ine
will
be
release
d
duri
ng
por
n
us
e
.
It
is
a
neur
otransm
i
tter
that
helps
t
o
carry
ne
r
ve
sign
al
s
acro
s
s
a
syna
pse
.
Wh
e
n
it
is
act
ivate
d,
do
pa
m
ine
enab
le
s
ge
ner
al
iz
ed
feel
ing
s
of
well
-
be
ing
a
nd
sat
isf
a
ct
io
n
that
can
m
ake
por
n
use
rs
e
xp
e
rience
feel
ing
s
sim
il
ar
t
o
a
drug
us
e
r
’s
hi
gh.
An
a
dd
ic
te
d
brai
n
is
bot
h
ph
ysi
cal
ly
an
d
chem
ic
al
l
y
var
y
f
ro
m
the
norm
al
br
ai
n
t
hat
er
odes
t
he
abili
ty
to
fee
l
pleasu
re
t
o
reac
h
sat
isfact
ion
.
Con
s
e
que
ntly
,
it
is
hypothesiz
ed
that
t
he
br
ai
n
sig
nal
m
a
y
al
so
be
a
ffe
ct
ed
by
por
nogr
a
phy
add
ic
ti
on.
2.1. A
do
le
sce
nt
Br
ain
an
d
Porn
ogra
ph
y Addicti
on
Teena
ger
s
w
ho
su
f
fers
f
ro
m
por
n
a
dd
ic
ti
on
a
nd
re
peated
use
of
por
nogra
phic
m
at
erial
s
m
ay
inv
olv
e
in
sex
ab
us
e
,
ha
ve
hi
gh
te
nde
ncy
to
be
te
en
par
e
nts
an
d
de
velo
p
so
ci
al
pr
ob
le
m
.
In
2015,
a
total
of
229,7
15
bab
ie
s
we
re
bo
rn
t
o
wo
m
en
aged
15
–
19
ye
a
rs
in
t
he
Un
it
e
d
Stat
es,
for
a
birth
rate
of
22
.3
per
1,0
00
w
om
en
in
this
age
group
[
5].
The
r
eport
al
so
sta
te
d
that
pr
e
gna
ncy
and
birth
are
sign
i
ficant
con
tri
bu
t
or
s
t
o
high
sch
oo
l
dro
pout
rates
am
ong
gi
rls.
O
nly
a
bout
50%
of
te
en
m
oth
ers
recei
ve
a
high
sc
hool
di
plo
m
a
by
22
ye
ars
of
a
ge,
w
her
ea
s
ap
pro
xim
a
te
l
y
90
%
of
w
om
en
who
do
not
giv
e
birth
duri
ng
ad
olescenc
e
gr
a
duat
e
f
r
om
high
sch
oo
l
[
5,6].
The
sta
ti
sti
cs
ind
ic
at
es
that
there
is
a
str
ong
nee
d
to
de
te
ct
the
te
nd
e
ncy
of
po
rno
grap
hy
add
ic
ti
on
for
t
eenag
e
rs
beca
us
e
a
te
en
’s
brai
n
is
at
it
s
pe
ak
of
do
pam
i
ne
pro
du
ct
io
n
and
ne
uro
plast
ic
it
y,
m
aking
it
highl
y vu
l
ner
a
ble to
addict
ion
.
Ar
ai
n
et
.
al
sta
t
ed
that
ad
olesc
ent
br
ai
n
ra
nging
f
r
om
10
to 2
5
ye
ar
s
old
a
r
e
ver
y
m
uch
in
flue
nced
b
y
m
any
factor
s
su
c
h
as
her
e
di
ty
and
env
ir
onm
ent,
sta
tus
inclusive
of
physi
cal
,
m
ental
,
econom
ic
a
l
and
ps
yc
holo
gical
,
horm
on
es
s
uch
as
est
roge
n,
pro
ges
te
r
one
an
d
te
stoster
one,
sle
ep
as
well
as
nutrit
ion
al
i
ntak
e
[7
]
.
Ne
uro
behavio
ral,
m
or
ph
ologica
l,
neur
oc
hem
ic
al
,
and
ph
a
rm
acolog
ic
al
evide
nce
sugg
e
sts
that
t
he
brai
n
rem
ai
ns
under
const
r
uction
durin
g
a
do
le
sc
ence
[
8,9].
He
nce,
t
he
be
st
tim
e
to
identif
y
the
por
n
a
ddic
ti
on
sh
oul
d be as ea
rly
as possi
ble
to ensu
re th
at
the
br
ai
n
is st
il
l i
n
it
s
high
plasti
ci
t
y st
age.
2.2. C
urren
t Appr
oach in
Det
ec
ting P
or
n Addicti
on
Psycho
l
ogist
s
ty
pical
ly
con
str
uct
a
n
inte
rv
ie
w
or
quest
io
nn
ai
re
f
or
the
pa
rtic
ipants
t
o
hone
st
ly
an
d
truthfully
a
nswer
.
Howe
ver,
the
ta
boo
or
bad
per
ce
ptio
n/
i
m
plica
t
ion
of
ha
ving
por
no
gr
a
phy
ad
dicti
on
m
a
y
resu
lt
to
exa
ggerati
on/su
ppr
ession
of
t
he
answ
e
r
m
aki
ng
it
dif
ficult
to
der
i
ve
a
consi
ste
nt
infe
ren
ce
.
Re
sp
on
den
ts
hav
e
te
nd
e
ncy
to
li
e
if
they
f
eel
that
their
pr
i
vacy
an
d
so
ci
al
de
sir
abili
ty
bias
m
ay
be
com
pr
om
ise
d.
In
a
ddit
ion
,
re
sp
on
de
nts
m
ay
react
ne
gative
ly
to
the
inter
viewe
r
de
pe
nding
on
the
wa
y
the
qu
e
sti
on
s
are
be
ing
aske
d.
T
hi
s
is
especial
ly
obvi
ous
if
the
inter
viewe
r
ha
s
ba
d
ra
ppor
t
with
t
he
respo
nd
e
nts
m
aking
them
feel
un
easy
an
d
distr
us
tf
ul
in
su
ch
a
way
that
it
m
ay
aff
ect
the
answ
er
that
is
giv
en
by
the
respo
nd
e
nt.
On
e
of
t
he
w
ay
to
el
im
inate
em
bar
rassm
ent
or
disc
om
f
or
t
by
hav
i
ng
ind
ivi
du
al
inte
rv
ie
w
is
by
answerin
g
onli
ne
porno
gr
a
ph
y
t
est
.
Fo
r
inst
ance,
Gr
e
en
fiel
d
co
ns
tr
uct
a
br
ie
f
12
-
quest
ion
te
st
to
determ
ine
wh
et
her
a
n
indi
vid
ual
m
ay
hav
e
an
issue
wit
h
the
us
e,
a
bu
s
e
or
ad
dicti
on
to
on
li
ne
pornogra
ph
y
[
10
]
.
Su
c
h
instru
m
ent m
a
ybe b
e
ne
fici
al
f
or th
os
e
w
ho
wan
ts t
o rem
ain
a
nonym
ou
s a
nd
ye
t st
il
l have co
ns
ci
ence
to
ch
ec
k
their
de
pe
nden
cy
to
por
nogr
aph
y
w
hether
it
m
ay
be
a
con
ce
r
n
or
othe
rw
ise
.
H
owe
ver,
G
ree
nf
ie
ld
al
so
rem
ark
ed
that
t
he
s
urvey
dev
e
lop
e
d
is
on
ly
f
or
e
ducat
io
nal
and
inf
orm
ation
al
pur
poses.
I
f
the
sco
re
is
on
the
higher
side,
it
is ad
vised
to se
ek fo
r
m
edical
an
d p
syc
hiatri
c
d
ia
gn
os
is.
2.3. El
ectroe
n
cephal
og
r
am
(E
EG)
EEG
is
a
non
-
inv
asi
ve
m
edi
cal
i
m
aging
te
chn
i
qu
e
wh
e
re
s
m
al
l
el
ect
ric
al
sign
al
s
of
the
brai
n
ar
e
m
easur
ed
ove
r
the
el
ect
rodes
placed
at
the
scal
p
of
t
he
he
ad.
E
E
G
c
an
c
aptu
re
bet
wee
n
0.5
an
d
500Hz
of
sam
pling
data
m
aking
it
go
od
f
or
hi
gh
te
m
poral
res
olu
ti
on
da
ta
.
T
he
ha
rdwar
e
cost
for
EE
G
is
sig
ni
ficantl
y
cheap
c
om
par
ed
t
o
oth
e
r
ne
uroim
aging
t
echnolo
gy,
na
m
el
y;
m
agn
et
oen
ce
phal
ogra
ph
y
(ME
G)
,
Po
sit
r
on
Em
issi
on
T
opog
ra
ph
y
(
PE
T),
Si
ng
le
-
P
hoto
n
Em
issi
on
Com
pu
te
r
Tom
og
ra
ph
y
(S
PECT
),
Ma
gn
et
ic
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Pornogr
aphy
Ad
dicti
on
Dete
ct
ion
based
on N
europ
hysiol
ogic
al
…
(
Nor
hasli
nda K
ama
r
uddin
)
141
Re
so
na
nce
Im
agin
g
(MR
I)
a
nd
f
un
ct
io
nal
Ma
gn
et
ic
Re
s
onance
Im
aging
(f
MR
I
).
Each
fr
e
qu
e
ncy
band
of
t
he
EEG si
gnal
is
associat
ed wit
h ce
rtai
n bra
in a
ct
ivit
ie
s
Table
2.
Assoc
ia
ti
on
of
B
rain Si
gn
al
Fr
e
quen
cy
Rang
es
and
Me
ntal Acti
viti
es
Na
m
e
Frequ
en
cy
Ran
g
e (
Hz)
Mental Act
iv
ities
Delta
0
.5
–
3
Deep sl
eep
Theta
4
–
7
Drows
in
ess
and
f
atig
u
e du
e
to
m
o
n
o
to
n
u
s task
,
co
n
trol o
f
wo
rkin
g
m
e
m
o
r
y
p
rocess
Alp
h
a
8
–
13
Co
g
n
itiv
e con
trol, cr
eativ
e
th
in
k
in
g
Beta
14
-
30
Alertness
,
p
h
o
n
o
lo
g
ical task
s
The
EE
G
sig
na
l
wav
es
c
onta
in
a
lot
of
i
nter
est
ing
in
form
ation
.
It
can
be
di
vid
ed
i
nto
fou
r
fr
e
que
ncy
band
ov
e
r
ti
m
e,
nam
el
y;
Delt
a,
Theta,
Alpha
an
d
Be
ta
as
in
Table
2.
B
ased
Brit
to
n
et
.
al
[11],
the
norm
a
l
backg
rou
nd
E
EG
duri
ng
wa
kefulnes
s
co
ntains
poste
rio
rl
y
do
m
inant,
sym
m
e
tric
al
,
and
reacti
ve
al
ph
a
rh
yt
hm
.
Alpha
act
ivit
y
is
m
or
e
prom
inent
in
am
plitu
de
duri
ng
relaxed,
ey
es
-
cl
ose
d
wa
ke
fu
l
ne
ss
an
d
dem
on
s
trat
es
reacti
vity
by
decr
easi
ng
in
am
pl
it
ud
e
and
pr
ese
nce
duri
ng
ey
e
op
e
ning
and
m
ental
al
e
rting.
The
thet
a
(4
–
7
Hz)
or
e
ve
n
de
lt
a
(1
–
3
Hz)
frequ
e
ncies
tra
nsi
ently
m
ay
be
seen
durin
g
norm
al
wak
efu
l
ne
ss,
but
usual
l
y
these
slow
e
r
act
ivit
ie
s only
b
ec
om
e p
r
om
inent dur
i
ng dr
ow
si
ness.
The
br
ai
n
si
gn
al
s
are
un
i
qu
e
to
each
in
div
id
ual
an
d
ca
n
be
a
‘
pure’
sou
rc
e
of
in
form
ati
on
beca
use
on
e
ca
nnot
co
ntr
ol,
em
ulate
,
rep
li
cat
e,
m
a
nipulat
e
or
fal
sify.
It
is
dynam
ic
and
repr
esents
the
una
lt
ered
current
sta
te
of
m
ind
as
com
par
e
d
inter
vie
w
an
d
quest
io
nn
ai
re
re
s
ponse
s.
The
refore
,
in
this
w
ork,
t
he
brai
n
sign
al
s
ca
pture
d
f
r
om
EEG
a
re
use
d
as
th
e
input
to
see
w
hethe
r
the
re
is
a
dis
par
it
y
be
tween
por
n
a
ddic
te
d
respo
nd
e
nts
or
non
-
ad
dicte
d
r
esp
onde
nts
bas
ed
on
t
he
hy
potheses
that,
1)
add
ic
ti
on
c
hange
the
br
ai
n
a
nd
th
e
way
it
s
functi
ons,
2)
t
he
brai
n’
s
functi
on
ca
n
be
obser
ve
d
thr
ough
brai
n
sign
al
s,
a
nd
3)
br
ai
n
sig
nals
can
be
captu
red us
i
ng
EEG.
2.4. Low
Res
olut
i
on
El
ectr
om
ag
n
etic T
om
ogra
ph
y
(L
ORETA
)
LORET
A
com
pu
te
s
a
n
insta
ntane
ous,
thr
e
e
-
dim
ension
al
,
discrete
li
ne
ar
so
luti
on
co
ns
i
sti
ng
of
the
sm
oo
thest
of
a
ll
po
ssi
ble
neural
cu
rr
e
nt
de
nsi
ty
distribu
ti
on
[12,
13]
.
It
is
capa
ble
of
det
erm
ining
the
r
el
at
ive
act
ivit
y
of
reg
io
ns
in
the
br
ai
n
us
in
g
s
urface
el
ect
rodes.
T
he
pro
duced
visu
al
iz
a
ti
on
help
s
fur
ther
to
unde
rstan
d
the
act
ivate
d br
ai
n re
gion
wh
e
n
t
he
sti
m
uli i
s p
r
esented
which
m
ay
g
ive s
om
e
insig
ht to
the s
tud
y.
3.
D
ATA
CO
LL
ECTION
AND
E
X
PER
IMENT
AL S
ET
UP
3.1. D
ata C
ollec
tion Pro
t
ocol
Ther
e
are
si
x
sta
ges
that
need
to
be
com
pleted
by
the
par
ti
ci
pan
ts
in
the
EEG
d
at
a
coll
ect
ion
.
T
he
par
ti
ci
pa
nts
ar
e
com
fo
rta
bly
seat
ed
in
f
ront
of
a
c
om
pu
te
r
t
hat
co
ntin
uousl
y
sh
ows
t
he
st
i
m
uli
fr
om
on
e
sta
ge
to
an
oth
e
r.
It
is
cond
ucted
i
n
a
la
borato
ry
with
m
ini
m
al
interfe
re
nce
of
noise
a
nd
ex
cessi
ve
backg
r
ound
m
ov
e
m
ents.
Figure
2. EE
G Data
Colle
ct
io
n
P
ro
t
oc
ol
Be
fore
par
ti
ci
pan
ts
sta
rt
the
ta
sk
s,
they
a
r
e
aske
d
t
o
fill
the
c
onsent
f
or
m
and
be
br
ie
fed
of
the
ov
e
rall
ex
per
i
m
ent
pu
r
pose.
This
is
to
ens
ure
that
the
pa
rt
ic
ipants
feel
at
ease
and
react
as
cl
os
e
to
nor
m
al
as
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vol
.
10
, N
o.
1
,
A
pr
il
201
8
:
138
–
145
142
po
s
sible.
Pr
i
or
to
the
EE
G
da
ta
colle
ct
ion
,
the
pa
rtic
ipant
s
unde
r
go
a
psy
cho
l
og
ic
al
t
est
co
nducted
by
the
ps
yc
holo
gists
to
determ
ine
wh
et
her
the
pa
rtic
ipants
m
a
y
su
ff
e
r
from
porn
a
dd
ic
ti
on
or
not.
Fig
ur
e
2
su
m
m
arizes
the
sta
ges
a
nd
t
i
m
e
ta
ken
f
or
each
sta
ge.
The
E
E
G
sig
na
l
data
c
ollec
ti
on
sta
rted
wi
th
the
recordi
ng
of
th
e
EEG
baseli
ne
sign
al
.
The
pa
rtic
ipants
had
to
cl
os
e
a
nd
open
t
heir
ey
es
for
a
m
inu
te
each.
A
t
this
sta
ge,
par
t
ic
ipants
are
a
dvise
d
t
o
kee
p
c
alm
and
m
ini
mize
their
m
ov
em
ent.
This
is
be
cause
EE
G
is
qu
it
e
sensiti
ve
to
m
ov
em
ent
inclu
ding
ey
e
blin
ks,
facial
an
d
m
us
cl
e
m
ov
em
ent
[2
0].
If
these
m
ov
em
e
nts
are
execu
te
d,
it
m
a
y
distor
t
the
act
ual
EEG
sign
a
l
reco
r
ding
bec
ause
the
br
ai
n
sign
al
fr
e
quen
cy
is
ver
y
m
uc
h
lo
w
as com
par
ed
to
the a
rtifact
s.
Af
te
r
that,
f
ou
r
e
m
otion
al
sti
m
ul
i
wer
e
pr
e
sented
with
ea
ch
vid
e
o
la
sti
ng
on
e
m
inu
te
.
This
is
to
gauge
the
way
the
br
ai
n
rea
c
ts
to
the
e
m
oti
on
al
sti
m
uli.
T
he
sel
ect
ed
em
otion
sti
m
uli
r
epr
ese
nt
ha
pp
i
ness,
calm
,
sadn
e
ss
and
fea
r
em
otion
s
that
c
an
be
re
pr
ese
nted
i
n
th
e
d
iffe
re
nt
quad
ra
nt
in
the
Affect
ive
S
pace
Mod
el
[
14,19].
Fu
rth
er
w
orks
has
been
e
xte
nd
e
d
in
[
15,
16]
us
ing
em
otion
pr
im
it
ives’
values
of
valenc
e
and
arousal.
Valen
ce
ref
e
rs
t
o
t
he
eff
ect
of
the
e
m
otion
t
o
a
n
ind
ivi
du
al
.
It
i
s
ra
ng
i
ng
f
ro
m
posit
ive
to
ne
gativ
e
eff
ect
s.
M
or
e
over
,
the
a
rousa
l
is
the
degree
of
act
ivati
on
that
can
ra
nge
betwee
n
act
iv
e
or
passi
ve.
The
n,
three tas
ks
a
re
introd
uced to t
he parti
ci
pa
nts.
Task
1
c
om
pr
ise
s
of
m
e
m
or
iz
at
ion
ta
s
k
[
18
]
that
nee
ds
th
e
par
ti
ci
pa
nts
t
o
m
e
m
or
iz
e
15
unrelat
ed
and
com
m
on
words
in
t
heir
vocab
ulary
f
or
a
m
inu
te
.
The
sel
ect
io
n
of
t
he
w
ord
i
s
co
ns
tr
ucted
by
th
e
ps
yc
holo
gists
to
ens
ur
e
t
hat
the
sem
antic
of
the
w
ord
do
es
no
t
car
ry
any
em
otion
al
i
m
pact.
It
is
also
to
ob
s
er
ve
the
co
rr
el
at
ion
betw
een
m
oo
d
an
d
the
abili
ty
of
word
m
e
m
or
iz
at
ion
.
I
n
Task
2,
par
ti
ci
pa
nts
wer
e
then
as
ked
t
o
watch
e
xecu
ti
ve
functi
on
sti
m
uli
for
two
m
inu
te
s.
T
his
is
to
be
a
distract
or
to
the
pa
rtic
ipants
i
n
su
c
h
a
way
t
ha
t
the
pa
rtic
ipan
ts
m
ay
fo
r
get
the
w
ords
that
they
ha
ve
m
e
m
or
iz
e
d
earli
er
.
The
p
arti
ci
pa
nts
are
aske
d
to r
ecal
l t
he
m
e
m
or
iz
ed
w
ords
a
gain
i
n
Tas
k
3.
To
c
on
cl
ud
e
the
e
xperim
ent,
the
pa
rtic
ipants n
ee
d
to do
bo
t
h
act
ivit
ie
s
of ey
es close
a
nd eye
s
op
e
n f
or one m
inu
te
each.
3.2. P
art
ic
ipa
nt
s
Four
te
e
n
healt
hy
par
ti
ci
pa
nts
(5
fem
al
e
and
9
m
al
e)
are
i
nvolv
e
d
in
the
EEG
data
colle
ct
ion
with
age
m
ean
of
±
14
.
1
ye
ars
ol
d.
The
pa
rtic
ipa
nts
are
the
stu
den
ts
f
r
om
Ya
ya
san
Kita
dan
Buah
Hati
(YKBH
),
Jakar
ta
,
I
ndon
esi
a.
Pr
io
r
to
t
he
EE
G
data
c
ollec
ti
on
,
t
hey
are
re
ported
t
o
be
in
cal
m
mo
od
a
nd
not
un
der
t
he
influ
e
nce
of
dr
ug,
al
cohol
or
m
edicat
ion
.
T
he
Y
KBH
ps
yc
ho
l
og
ist
s
ha
d
identifie
d
the
par
ti
ci
pa
nts
w
ho
a
re
add
ic
te
d
or
no
t
and
the
ps
yc
ho
l
og
ist
’
s
re
sul
t
is
pr
ese
nted
in
Ta
ble
3.
I
n
order
to
res
pect
a
nd
prese
rv
e
th
e
confide
ntial
it
y
and
an
onym
i
ty
,
par
t
ic
ipant’
s
nam
e
is
o
m
it
te
d.
The
ps
y
cho
l
og
ist
’
s
re
port
is
si
m
plifie
d
in
Table
3.
Table
3.
Sub
j
e
ct
’s
I
ndivid
ual
Pyscho
l
ogic
al
Result
Gen
d
er
Ad
d
icted
No
n
-
ad
d
icted
Male
S1
,
S5
,
S6
,
S1
4
S4
,
S7
,
S8
,
S1
2
,
S
1
3
Fe
m
ale
S9
,
S1
0
,
S1
1
S2
,
S3
3.3. Me
moriz
ed W
ords
The
re
are
15
caref
ully
sel
ec
te
d
wor
ds
that
bear
m
ini
m
al
e
m
otion
al
m
e
anin
g.
T
he
w
ords
a
re
in
Ba
hasa
I
ndone
sia
so
that
the
l
angua
ge
ba
rr
ie
r
facto
r
ca
n
be
el
i
m
inate
d.
T
he
wor
ds
are
be
lajar
(
stu
dy),
k
ert
as
(p
a
per),
ujia
n
(test
),
sekol
ah
men
e
ngah
(
seco
nd
a
ry
s
c
hool
),
pekerja
an
r
uma
h
(ho
m
ewo
r
k),
pena
(
pe
n),
pelajara
n
(edu
cat
ion
)
,
gur
u
(
te
acher),
meja
tuli
s
(d
es
k),
m
ur
id
(
pupil),
angk
a
(num
ber
)
,
pe
ngha
pu
s
(e
raser),
komp
uter
(c
om
pu
te
r)
,
k
ota
k
pensi
l
(p
e
ncil
box)
an
d
sek
ol
ah
dasa
r
(
pr
i
m
ary
school).
Ther
e
is
no
ob
li
gation
for
the
par
ti
ci
pa
nts
to
m
e
m
or
iz
e
the
word
i
n
seq
ue
nce
an
d
there
is
no
r
est
rict
ion
in
th
e
way
they
m
e
m
or
iz
e
the wo
rd
s
.
4.
RES
ULT
AND DIS
C
USSION
On
ce
the
E
EG
sign
al
a
re
ca
pt
ur
e
d,
the
ra
w
sign
al
s
a
re
plot
te
d
us
in
g
L
O
RETA
to
see
t
he
le
vel
of
br
ai
n
act
ivati
on
at
a
sp
eci
fie
d
re
gion.
I
n
th
is
wo
r
k,
we
f
oc
us
e
d
on
the
f
rontal
reg
i
on
f
or
ey
e
-
open
a
nd
ey
e
-
cl
os
e
phases.
This
is
becau
s
e
based
on
our
pr
io
r
knowle
dge,
ey
e
-
op
e
n
a
nd
ey
e
-
cl
os
e
s
ession
ca
n
dist
inguish
betwee
n
dysle
xic
an
d
no
n
-
dy
sle
xic
childre
n
[
1
7].
He
nce,
in
this
pa
pe
r,
su
c
h
at
te
ntion
is
al
so
de
dica
te
d
to
stud
y
w
heth
er
there
is
disti
nc
ti
on
bet
ween
a
dd
ic
te
d
a
nd
no
n
-
a
ddic
te
d.
Fi
gure
3
prese
nted
the
br
ai
n
act
i
vatio
n
diag
ram
con
str
ucted
us
in
g
L
ORET
A
of
EE
G
po
wer
s
pect
ra.
T
he
blu
e
c
olor
in
dicat
es
low
br
ai
n
act
ivati
on
com
par
ed
t
o
green
-
ye
ll
ow
-
red
that
re
pr
e
sent
high
act
ivati
on
.
I
n
the
dia
gr
a
m
,
i
t
is
arr
an
ge
d
that
t
he
ri
ght
sid
e
is
the
br
ai
n
m
a
pp
i
ng
f
or
the
pa
rtic
ipants
t
hat
ha
ve
bee
n
ide
ntifie
d
by
th
e
ps
yc
holo
gists
as
no
n
-
a
dd
ic
te
d.
O
n
the
con
t
rar
y,
the
le
ft
side
is
t
he
brai
n
m
app
ing
f
or
ad
dicte
d
par
ti
ci
pa
nts.
It
can
be
obser
ved
that
pa
rtic
ipant
s
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Pornogr
aphy
Ad
dicti
on
Dete
ct
ion
based
on N
europ
hysiol
ogic
al
…
(
Nor
hasli
nda K
ama
r
uddin
)
143
that
hav
e
bee
n
identifie
d
by
the
ps
yc
holo
gists
as
add
ic
te
d
consi
ste
ntly
show
l
ow
al
ph
a
value
as
oppos
ed
t
o
non
-
ad
dicte
d
pa
rtic
ipants
that
can
be
obse
rved
in
S1,
S
6,
S
9,
S
10,
S11,
S
14
f
or
a
ddic
te
d
par
ti
ci
pa
nts
a
nd
S2,
S4
a
nd
S
8
f
or
non
-
a
ddic
te
d
par
ti
ci
pa
nts.
Howe
ver,
ther
e
are
cases
th
at
con
tra
dict
to
the
psy
ch
olo
gist’
s
fin
ding
s
uc
h
a
s
S
5
f
or
a
dd
ic
t
ed
par
ti
ci
pa
nt.
The
al
pha
ba
nd
distri
bu
ti
on
is
hi
gh
m
aking
it
po
s
si
ble
t
hat
the
par
ti
ci
pa
nt m
a
y no
t
be
a
ddic
te
d.
(a)
Partic
ipa
nt
S1
(h)
Pa
rtic
ipant
S2
(b)
Pa
rtic
ipant
S5
(i)
Pa
rtic
ipant
S3
(c)
Partic
ipa
nt
S6
(j)
Pa
rtic
ipant
S4
(d)
Pa
rtic
ipant
S9
(k)
Pa
rtic
ipant
S7
(e)
Partic
ipa
nt
S10
(l)
Pa
rtic
ipant
S8
(f)
Pa
rtic
ipant
S11
(m
)
Partic
ipant
S12
(g)
Pa
rtic
ipant
S14
(n)
Pa
rtic
ipant
S13
Figure
3. Brai
n M
ap
ping T
opology u
sin
g
L
ORET
A
f
or T
he
ta
(
Left
)
a
nd
Alpha
(Righ
t
) B
and
s
at F
ront
al
Re
gion
The
e
xperim
e
ntal
res
ults
f
or
no
n
-
a
dd
ic
t
ed
par
ti
ci
pa
nts
al
so
s
how
an
inte
resti
ng
obser
vatio
n.
Partic
ipant
S3,
S12
a
nd
S
13
sh
ow
hi
gh
po
wer
sp
ect
ra
in
Alpha
ba
nd
a
s
prese
nted
i
n
Figure
3(
i
),
3(m
)
and
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vol
.
10
, N
o.
1
,
A
pr
il
201
8
:
138
–
145
144
3(n).
Howe
ver
,
Par
ti
ci
pa
nt S
2 and S
4
in
Fig
ure 3
(
h)
a
nd
3(j) show l
ow
Alpha
band
i
nd
ic
at
ing
t
hey m
ay
s
uffe
r
add
ic
ti
on.
Thi
s
is
in
-
li
ne
wi
th
the
ps
yc
hol
og
ic
al
te
st
tha
t
al
tho
ug
h
the
par
ti
ci
pa
nts
a
re
ide
ntifie
d
a
s
non
-
add
ic
te
d, it
is
f
ocusi
ng
on porn a
dd
ic
ti
on t
ha
t do
e
s
no
t
ru
le
ou
t
oth
e
r
a
ddic
ti
on
.
Fu
rt
her
a
naly
ses
are
cond
ucted
by
co
ns
tr
uc
ti
ng
trapez
oid
a
l
diagr
am
in
F
igure
4
an
d
5
to
show
t
he
diff
e
re
nce
bet
ween
a
ddic
te
d
and
no
t
a
dd
ic
t
ed
pa
rtic
ipants
power
us
in
g
Alpha
an
d
T
he
ta
bands
res
pe
ct
ively
.
Ba
sed
on
the
ob
s
er
vation,
th
e
degree
of
se
par
at
io
n
is
qu
i
te
s
m
all
fo
r
Al
ph
a
band
in
Fi
gure
4
as
op
posed
to
The
ta
band
i
n
Figure
5.
Th
e
gap
or
c
onf
us
i
on
re
gion
for
Alpha
band
is
betwee
n
a
ppr
oxim
a
te
ly
70
00
to
75
00
as
op
po
se
d
to
5000
to
9000
f
or
Th
et
a
ba
nd.
The
ex
pe
rim
e
ntal
res
ult
s
how
that
it
is
pos
sible
f
or
the
pr
opos
e
d
appr
oach
to
gi
ve
e
m
pirical
evide
nce
to
com
ple
m
ent
the
po
r
n
ad
dicti
on
qu
est
i
onna
ire
dev
ise
d
by
the
ps
yc
holo
gists.
Figure
4. Tra
pe
zoidal
Diag
ra
m
f
or
A
l
ph
a
B
and
Figure
5.
T
ra
pe
zoidal
Diag
ra
m
f
or
T
heta Ba
nd
5.
C
ONCLU
S
ION
A
ND F
U
TURE
WO
R
K
This
pa
pe
r
pro
po
s
es
the
us
e
of
E
EG
a
nd
L
ORET
A
to
visu
al
iz
e
the
al
ph
a
band
powe
r
sp
ect
ra
of
fron
ta
l
br
ai
n
r
egio
n
to
c
om
ple
m
ent
the
quest
ionnaire
give
n
by
t
he
psy
cho
l
og
ist
to
de
te
rm
ine
wh
et
her
t
he
par
ti
ci
pa
nts
m
ay
su
ff
e
r
from
porn
a
dd
ic
ti
on.
It
can
se
rv
e
as
an
init
ia
l
par
t
for
early
interve
ntion
syst
e
m
to
detect
te
enag
e
porn
ad
dicti
on
be
f
or
e
the
e
ff
ect
to
the
br
ai
n
is
per
m
anen
t
an
d
rec
ov
ery
process
m
ay
ta
ke
longer
ti
m
e.
It
is
env
isa
ge
d
th
at
with
m
or
e
pa
rtic
ipants
a
nd
f
urt
he
r
in
vestigat
ion,
the propo
s
ed
m
et
ho
d wil
l
be
the init
ia
l st
ep t
o
gr
oundbreak
ing
way
o
f
un
de
rstan
ding th
e
way po
rn ad
di
ct
ion
a
ff
ect
s t
he
brain.
ACKN
OWLE
DGE
MENTS
The
a
uthors
w
ou
l
d
li
ke
to
th
ank
K
ulli
ya
h
of
I
nfor
m
at
ion
and
C
omm
un
ic
at
ion
Tec
hnol
og
y
(
K
ICT),
In
te
r
natio
nal
Is
lam
ic
Un
iversi
ty
Ma
laysia
(I
I
UM)
a
nd
Un
i
ve
rsity
Teknolo
gi
MARA
(U
i
TM)
an
d
Mi
ni
stry
of
Ed
ucati
on
Ma
l
ay
sia
(K
PM)
f
or
pro
vid
in
g
fi
nan
ci
al
s
uppor
t
through
the
F
undam
ental
Resear
ch
Grant
S
chem
e
FRGS (
600
–
RM
I
/ FRG
S
5/
3
(
106/
2014)
) t
o
co
nduct t
he work
pu
blishe
d
in
this
pa
per
.
REFERE
NCE
S
1.
Bank
of
Am
eri
ca
,
“
Tre
n
ds
in
Consu
m
er
Mo
bil
ity
R
e
port”,
htt
p://newsroom
.
bankof
ameri
c
a.c
om
/fi
le
s/press_kit/
add
it
ion
al
/201
6_BAC_Trends_in_Consum
er_
Mobili
t
y
_Repor
t
.
pdf,
Re
trieve
d
o
n
15
Oct
2017.
2.
Expe
ri
an
(2014
).
Mill
enials
C
om
e
Of
Age.
htt
p://ww
w.e
xpe
ria
n.
com/assets/
m
ark
et
ing
-
servi
c
es/re
ports/
ems
-
ci
-
m
il
le
nnials
-
come
-
of
-
age
-
wp
.
pdf
,
Ret
r
ie
ved
on
1
Aug 2017.
3.
Li
m
,
M.
S.,
Agius,
P.
A.,
Carr
ott
e
,
E.
R.
,
Vel
l
a,
A.
M.,
&
He
ll
ard
,
M.
E.
(20
17).
Young
Aust
ra
lians'
Us
e
of
Pornograph
y
an
d
As
socia
ti
ons
with
Sexual
Ri
sk
Beha
viours.
Aus
tra
li
an
and
New
Ze
a
la
nd
J
o
urna
l
of
Publ
i
c
Hea
lt
h
,
41(4)
,
4
38
-
443.
4.
Pornhub
(2014).
2014
In
Revi
e
w.
htt
ps:/
/www
.
pornhub.
com/in
sights/2014
-
y
ea
r
-
in
-
re
vi
ew
,
Re
trieve
d
on
30
Jun
e
2017
5.
Marti
n,
J.
A
.
,
H
amilt
on,
B
.
E
.
,
Os
te
rm
an,
M.
J.
,
Driscoll,
A.
K.
,
&
Math
ews,
T
.
J.
(2017).
B
irths
:
Fina
l
Data
f
or
2015.
Nat
ional
Vita
l
St
at
ist
ic
s
Report
s:
From
t
he
Cen
te
rs
for
Disea
se
Contro
l
and
Preve
n
ti
on,
Nati
ona
l
Cen
te
r
for
Hea
lt
h
Statis
ti
cs
,
Nati
on
al Vit
a
l
S
ta
ti
st
ic
s S
y
s
te
m
,
66(1),
1
.
6.
Perpe
r
K,
Pete
rs
on
K,
Manlove
J.
(2010)
Diploma
Atta
inment
Am
ong
Te
e
n
M
othe
rs.
Chil
d
Tr
ends,
Fact
Shee
t
Public
ation
#201
0
-
01:
W
ashingt
o
n,
DC:
Ch
il
d
Trends
.
7.
Arai
n,
M.
,
Haqu
e,
M.
,
Johal,
L.,
Mathur,
P.
,
Nel,
W
.
,
Rai
s,
A.
,
Sa
ndhu,
R.
and
Sh
arma,
S.,
2013
.
Matura
t
ion
of
th
e
adol
esc
ent
b
ra
in
.
Neurops
y
chi
a
tric
dise
ase
and treatm
ent
,
9,
449.
8.
Giedd
J.N.
,
B
lu
m
ent
hal
J.
,
J
eff
r
ie
s
N.O.
,
C
aste
l
la
nos,
F.
X.,
Liu,
H.,
Zi
jd
enbos,
A.,
Paus,
P.,
Eva
ns,
A.
C.
an
d
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Pornogr
aphy
Ad
dicti
on
Dete
ct
ion
based
on N
europ
hysiol
ogic
al
…
(
Nor
hasli
nda K
ama
r
uddin
)
145
Rapoport
J.
L.
(
1999).
Brai
n
De
vel
opm
ent
Durin
g
Chil
dhood
and
Adolesc
enc
e
:
A
Longi
tudi
na
l
MRI
Stud
y
.
Natur
e
Neurosci
ence
2(
10),
86
1
–
863
.
9.
W
ahl
strom
D,
C
oll
ins
P,
W
hit
e
T,
Lucia
n
a
M.
(2010).
Deve
lop
m
ent
al
Change
s
in
Dopam
ine
Neurot
ra
nsm
ission
in
Adolesc
ence:
Be
havi
ora
l
Im
plica
ti
ons a
nd
Iss
ues in Ass
essm
ent
.
Brai
n
Cogn
it
ion
,
72(1), 146
–
159.
10.
Gree
nfield,
D.
(
2017)
Online
Pornograph
y
T
est,
htt
p://virt
u
al
-
add
ic
ti
on
.
com/onl
in
e
-
pornogra
ph
y
-
t
est/
R
et
riv
ed
on
11
Oct
2017
.
11.
Brit
ton
JW
,
Frey
LC,
Hopp
JLet
al.,
au
thors;
St.
Loui
s
EK,
Fre
y
LC
,
edi
tor
s.
(2016)
El
ec
tr
oenc
eph
al
ogr
a
p
h
y
(EE
G):
An
In
tr
oduct
or
y
Te
xt
a
nd
Atla
s
of
Norm
al
and
Abnor
m
al
Findings
in
Adults,
Chi
ldr
en,
and
Inf
ant
s.
Chic
ago: Am
erica
n
Epi
l
eps
y
So
ci
e
t
y
.
12.
Pascua
l
-
Marqui
RD,
Miche
l
CM
,
Le
hm
ann
D
(1
994)
Low
re
soluti
on
elec
tromagnet
i
c
tomograph
y
:
a
new
m
et
ho
d
for
localizin
g
ele
ct
ri
ca
l
a
ct
iv
ity
in
the brain.
Inte
rn
at
ion
al
Journa
l
o
f
Ps
y
choph
y
siol
og
y
18:
49
-
65
.
13.
Pascua
l
-
Marqui
RD,
Esslen
M,
Kochi
K,
Le
h
m
ann
D
(2002)
Functi
ona
l
ima
ging
with
low
re
soluti
on
br
ai
n
el
e
ct
rom
agne
t
ic
tomograph
y
(
LORET
A):
a
r
evi
e
w.
Methods
&
Findings
i
n
Exp
er
imenta
l
&
Cli
n
ical
Pharm
ac
olo
g
y
24C:
91
-
95.
14.
Schlosberg,
H
.
(
1954).
Thr
ee Di
m
ensions
of
Emotion.
Ps
y
cho
log
ic
a
l
Rev
ie
w,
61(
2),
81
15.
Kam
aru
ddin,
N.
and
W
aha
b
,
A.
(2012).
Hum
an
Beha
vior
State
Profile
Mapp
in
g
base
d
on
R
ecal
ibr
at
ed
Speec
h
Affec
ti
v
e
Spac
e
Model.
In
Annual
Int
ern
ationa
l
Confer
ence
of
the
IE
EE
Engi
n
ee
ring
in
Medi
c
ine
and
B
iol
og
y
Socie
t
y
(EMBC)
,
2021
-
2024)
.
16.
Kam
aru
ddin,
N.
and
W
aha
b
,
A.
(2013).
Inve
st
ig
at
ion
on
D
y
n
amic
Spee
ch
Emoti
on
from
the
Per
spec
ti
v
e
of
Bra
i
n
As
socia
ti
ve
Me
m
ory
.
Proc
edia
-
So
ci
al a
nd
Behaviora
l
Scie
n
ce
s,
97,
46
-
53
.
17.
Kari
m
,
I.
,
Abdul,
W
.
and
Kam
ar
uddin,
N.
(2013).
Cla
ss
ifi
c
at
ion
of
Dy
sl
exi
c
and
Norm
al
Chil
dre
n
during
Resti
ng
Condit
ion
using
KD
E
and
MLP,
The
5
th
Int
ern
a
tional
Conf
ere
n
ce
on
Inform
at
ion
and
Com
m
unic
a
ti
on
T
ec
hno
log
y
for
the Mus
li
m
W
orld
(ICT4M), 1
-
5.
18.
Zha
ng,
X
.
,
L
i,
Y.
and
Peng,
X.
,
(2016).
Br
ai
n
W
ave
Rec
ogni
tion
of
W
ord
Im
a
gina
ti
on
B
ase
d
on
Support
Vec
t
or
Mac
hine
s.
T
ELK
OM
NI
KA
(Te
l
ec
om
m
unic
at
ion
Com
puti
ng
E
lec
troni
cs
and
Cont
rol),
14(3A)
,
pp
.
277
-
281.
19.
Nor,
N.M.
,
Bar
,
A
.
W
.
and
Sal
leh,
S.H.S.
,
(2015
).
Corr
el
a
ti
on
of
Student
’s
Pre
cu
rsor
Emotion
to
wards
Learni
n
g
Scie
nc
e
Inte
r
est
using
EE
G.
T
EL
KO
MN
IKA
(Te
l
ec
om
m
unic
a
ti
on
Com
puti
ng
El
e
ct
roni
cs
an
d
Control
),
13(4
),
pp.
1162
-
1169.
20.
Aow
la
d,
A.B.
M.,
Rahman,
M.
W
.
and
Rihe
en,
M.A.,
20
15.
Le
ft
and
Right
Hand
Movem
e
nts
EE
G
Signal
s
Cla
ss
ifi
c
at
ion
Us
ing
W
ave
let
Tr
ansform
and
Probabil
ist
ic
N
eur
al
Network.
Inte
rn
at
ion
al
Journa
l
of
Elec
tr
ic
a
l
an
d
Com
pute
r
Engi
n
ee
ring
,
5(1)
,
p
.
9
2.
BIOGR
AP
HI
ES OF
A
UTH
ORS
Dr.
Norhaslinda
is
cur
re
n
tly
ho
lds
a
post
of
s
eni
or
l
ecture
r
i
n
Facul
t
y
of
C
om
pute
r
and
Mathe
m
at
i
ca
l
Sc
ie
nc
es,
MA
RA
Univer
sit
y
of
T
e
chnol
og
y
,
Mal
a
ysia
since
2011.
She
re
ceive
d
her
Bac
h
el
or
d
egr
ee
in
Infor
m
at
ion
Technol
og
y
(Com
pute
r
Scie
nc
e)
from
Univer
sit
i
Keba
ngsaa
n
M
al
a
y
si
a
in
2001
fo
ll
owed
b
y
her
Master
of
Softw
are
Engi
ne
eri
ng
from
Malay
a
Univer
sit
y
in
2006.
In
2013,
she
is
awa
rd
ed
with
Docto
r
of
Philosophy
(Com
puter
Engi
ne
eri
ng)
fro
m
Nany
ang
Te
c
hnologi
c
al
Univ
ersity
(Singapor
e)
foc
using
on
computat
ional
int
ellige
n
ce
e
spec
i
al
l
y
on
Affe
ct
iv
e
Com
puti
ng.
She
is
ver
y
ac
t
ive
in
re
se
ar
ch
fie
lds
o
f
aff
ective
computing,
spe
ec
h
e
m
oti
on
re
cognit
ion,
neur
o
-
cogn
it
ive
informatic
s
and
drive
r
beha
vior
al
stud
y.
Abdul
W
aha
b
r
ec
e
ive
d
the
Deg
re
e
from
the
Un
ive
rsit
y
of
Essex,
Essex,
U.K.,
in
1979,
th
e
M.Sc.
degr
e
e
from
the
Nati
onal
Univer
sit
y
of
Singapore,
Singa
pore
,
in
1987,
a
nd
the
Ph.D.
degr
ee
from
Nan
y
ang
T
ec
hno
lo
gic
a
l
Univer
sit
y
,
Singapore
.
His
re
sea
rc
h
h
as
been
in
the
are
as
of
te
lecom
m
unic
ation,
signa
l
proc
essing,
and
art
if
ic
i
al
in
te
l
li
g
enc
e
.
He
was
with
Hewle
t
t
Packa
rd
Singapo
re
,
Singapor
e,
as
a
Research
and
Deve
lopment
P
roje
c
t
Mana
g
er
both
in
CO,
US
A.
He
joi
ne
d
Nan
y
ang
T
echnological
Univ
ersity
in
1990
,
where
he
was
a
n
As
socia
te
Profess
or,
bef
ore
joi
ning
the
In
te
rna
ti
ona
l
Isla
m
ic
Univer
sit
y
of
Malay
si
a,
M
al
a
y
si
a,
as
a
Profess
or,
in
20
09.
He
h
as
aut
h
ore
d
over
100
c
onfe
re
nc
e
p
ape
r
s,
journal
pap
ers,
pa
te
nts,
an
d
book
cha
pte
rs
i
n
the
are
as
of
digi
tal
and
opti
c
a
l
computing,
sig
nal
proc
essing,
and
art
ifici
al
int
ellige
n
ce
Dini
Handa
y
ani
re
ceive
d
her
d
eg
re
e
in
Inform
at
i
cs
Engi
nee
r
ing
i
n
2002.
MIT
degr
ee
in
201
1
and
PhD
on
C
om
pute
r
Scie
nc
e
in
2017
at
th
e
Inte
rna
ti
ona
l
Islamic
Univer
sit
y
Ma
lay
si
a
(IIUM
)
Malay
si
a.
Prior
to
that,
s
he
worked
se
ver
al
y
e
ars
as
a
software
deve
l
oper
.
She
i
s
cur
re
nt
l
y
invo
lv
ed
in
the
seve
r
al
re
sea
r
ch
pro
ject
s
where
she
pursues
her
re
sea
rc
h
intere
sts
i
n
the
ar
ea
of
aff
e
c
ti
ve
computing
and
computation
al
in
te
l
li
gen
ce
w
it
h
a
fo
cus
on
e
m
oti
on
and
m
ood
profil
in
g.
Evaluation Warning : The document was created with Spire.PDF for Python.