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(
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J
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)
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l.
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1
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ch
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,
p
p
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6
~
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SS
N:
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.
1
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1
/iji
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v
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5
i
1
.
pp
27
6
-
28
6
276
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d
ic
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wh
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t
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ts
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h
u
m
a
n
b
e
in
g
s
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d
ic
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a
m
a
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ro
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ts
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h
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n
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m
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t
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e
n
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n
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m
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ield
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ts
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m
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u
ra
l
re
lax
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ti
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lt
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VC
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ti
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e
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i
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g
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s
h
o
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m
o
st p
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rfu
l
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x
a
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ffe
c
ts.
K
ey
w
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r
d
s
:
Alp
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a
wav
es
C
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g
n
itiv
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r
elax
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E
E
G
s
ig
n
als
Min
d
f
u
ln
ess
R
elax
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f
ac
to
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p
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aly
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is
Ved
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ch
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tin
g
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is i
s
a
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p
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c
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rticle
u
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d
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C
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p
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A
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:
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Swam
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Nallu
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Dep
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m
u
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in
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titu
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r
ag
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aswam
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co
m
1.
I
NT
RO
D
UCT
I
O
N
T
h
e
in
cid
e
n
ce
o
f
s
tr
ess
co
n
tin
u
es
to
r
is
e
in
m
o
d
er
n
s
o
ciety
wh
er
e
it
im
p
ac
ts
in
d
i
v
id
u
al
a
n
d
o
cc
u
p
atio
n
al
life
asp
ec
ts
.
Mo
d
er
n
w
o
r
k
en
v
ir
o
n
m
e
n
ts
cr
ea
te
an
x
iety
an
d
d
ep
r
ess
io
n
as
well
as
co
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n
itiv
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f
atig
u
e
s
in
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w
o
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k
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s
f
ac
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m
u
ltip
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allen
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o
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ee
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d
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ad
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d
p
r
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v
e
b
alan
ce
b
etwe
en
wo
r
k
an
d
p
er
s
o
n
al
life
.
W
id
esp
r
ea
d
s
tr
ess
r
ed
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ctio
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s
tr
ateg
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b
ec
o
m
e
n
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ar
y
b
ec
au
s
e
o
f
th
is
d
ev
elo
p
in
g
s
itu
atio
n
[
1
]
.
R
esear
ch
s
h
o
ws th
at
lis
ten
in
g
to
m
u
s
ical
s
o
u
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s
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d
Ve
d
ic
ch
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ts
alo
n
g
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id
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m
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tr
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o
n
s
tr
ates a
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tr
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l
b
r
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ig
n
als
an
d
cr
ea
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ca
lm
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e
s
s
in
th
e
b
o
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y
.
E
lectr
o
en
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p
h
alo
g
r
am
(
E
E
G)
o
p
er
ates
as
a
n
ess
en
tial
in
s
tr
u
m
en
t
f
o
r
b
r
ain
m
o
n
ito
r
in
g
b
ec
au
s
e
it
s
h
o
w
s
th
e
b
r
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’
s
n
e
u
r
al
r
ea
ctio
n
s
to
v
ar
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s
s
o
u
n
d
wav
es.
E
E
G
tech
n
o
lo
g
y
m
o
n
ito
r
s
b
r
ain
elec
tr
ical
wav
el
en
g
th
s
th
r
o
u
g
h
s
ca
lp
-
m
o
u
n
te
d
elec
tr
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d
es
wh
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m
ea
s
u
r
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b
r
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wav
e
f
r
eq
u
en
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f
r
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m
d
elta
to
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p
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a
to
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m
a
to
d
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in
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m
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tal
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d
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o
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al
s
tates.
R
e
lax
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alo
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g
with
m
in
d
f
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ln
ess
an
d
co
g
n
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clar
ity
o
cc
u
r
s
s
p
ec
if
ically
in
b
r
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ac
tiv
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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&
C
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T
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7
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eu
r
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p
h
ysio
lo
g
ica
l imp
a
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o
f
V
ed
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ch
a
n
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g
o
n
h
u
m
a
n
b
r
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i
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w
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ve
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(
V
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r
a
R
a
g
h
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va
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my
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i
)
277
wh
en
o
p
er
atin
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with
in
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al
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h
a
f
r
eq
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e
n
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b
an
d
(
8
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Hz
)
[
2
]
.
R
esear
ch
a
b
o
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t
h
o
w
V
ed
ic
ch
an
tin
g
(
VC
)
in
f
lu
en
ce
s
th
e
b
r
ain
’
s
n
eu
r
al
o
s
cillatio
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s
ca
n
b
en
e
f
it
th
e
u
n
d
er
s
tan
d
in
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o
f
th
is
tech
n
iq
u
e
’
s
ef
f
ec
tiv
en
ess
f
o
r
r
elax
atio
n
p
u
r
p
o
s
es [
3
]
.
A
n
u
m
b
er
o
f
s
tu
d
ies
in
v
esti
g
ated
h
o
w
v
ar
io
u
s
au
d
ito
r
y
cu
es
af
f
ec
t
E
E
G
s
ig
n
al
o
u
tp
u
t.
s
h
o
wn
th
at
m
u
s
ic
f
r
o
m
d
iv
e
r
g
en
t
g
e
n
r
es
e
licits
d
if
f
er
in
g
em
o
tio
n
al
r
esp
o
n
s
es,
as
r
o
ck
m
u
s
ic
in
d
u
ce
s
h
ap
p
in
ess
wh
ile
r
ap
m
u
s
ic
o
f
ten
ev
o
k
es
d
esp
air
i
n
lis
ten
er
s
.
T
h
e
ev
alu
a
tio
n
o
f
p
s
y
ch
o
lo
g
ical
im
p
ac
ts
is
n
ec
ess
ar
y
.
E
E
G
f
ac
ilit
ates
an
aly
s
is
,
wh
er
ea
s
f
r
eq
u
en
c
y
-
b
an
d
an
al
y
s
is
allo
ws
r
esear
ch
er
s
to
ac
cu
r
ately
ass
ess
p
h
y
s
io
lo
g
ical
co
n
d
itio
n
s
[
4
]
.
C
o
n
d
u
cted
a
s
tu
d
y
ex
a
m
in
in
g
f
r
o
n
tal
alp
h
a
asy
m
m
etr
y
,
s
in
ce
th
is
n
eu
r
o
p
h
y
s
io
lo
g
ical
m
etr
ic
ess
en
tially
g
o
v
er
n
s
em
o
tio
n
al
r
eg
u
latio
n
d
y
n
am
ics
[
5
]
.
T
h
e
s
p
ec
if
ic
im
p
ac
t
o
f
VC
o
n
alp
h
a
wav
e
p
atter
n
s
r
em
ain
s
a
to
p
ic
th
at
s
cien
tis
ts
h
av
e
n
o
t
f
u
lly
in
v
esti
g
ated
y
et
d
esp
ite
p
r
ev
io
u
s
r
esear
c
h
in
to
E
E
G
-
b
ased
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o
tio
n
an
aly
s
is
by
aim
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n
g
to
f
ill
th
e
ex
is
tin
g
g
ap
r
e
g
ar
d
in
g
VC
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aly
s
is
b
y
s
tu
d
y
i
n
g
th
e
e
f
f
ec
ts
o
f
R
ig
Ve
d
a
(
R
V)
,
Yaju
r
Ved
a
(
YV)
,
Sam
a
Ved
a
(
SV)
,
an
d
Ath
a
r
v
a
Ved
a
(
AV)
r
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itatio
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o
n
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p
r
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ce
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wav
es.
T
h
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ir
r
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m
o
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ito
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r
ain
ac
tiv
ities
f
r
o
m
d
if
f
er
e
n
t
ag
ed
p
ar
ticip
an
ts
th
r
o
u
g
h
E
E
G
d
ev
ices
f
r
o
m
th
r
ee
s
ig
n
if
ican
t
p
er
io
d
s
d
u
r
in
g
th
eir
ex
p
o
s
u
r
e
t
o
VC
.
GT
co
m
b
in
ed
with
wav
elet
d
e
n
o
is
in
g
alo
n
g
with
o
th
er
m
o
d
er
n
s
ig
n
al
p
r
o
ce
s
s
in
g
m
eth
o
d
s
ex
tr
ac
ted
alp
h
a
wav
e
in
f
o
r
m
atio
n
f
o
r
a
n
aly
s
is
.
T
h
is
p
ap
er
f
o
llo
ws
th
is
s
tr
u
ct
u
r
e:
s
ec
tio
n
2
d
is
cu
s
s
es
b
r
ain
wav
e
class
if
ica
tio
n
s
to
g
eth
er
with
th
eir
lo
g
ical
co
n
n
ec
tio
n
s
to
m
en
t
al
s
tates.
I
n
s
ec
tio
n
3
e
x
p
l
ain
s
th
e
p
r
o
p
o
s
ed
m
eth
o
d
o
l
o
g
y
t
h
r
o
u
g
h
wh
ich
r
esear
ch
er
s
o
b
tain
s
ig
n
als
f
o
r
an
al
y
s
is
wh
ile
p
er
f
o
r
m
in
g
p
r
e
p
r
o
ce
s
s
in
g
s
tep
s
a
n
d
ex
ec
u
tin
g
s
p
ec
tr
al
in
s
p
ec
tio
n
s
.
I
n
s
ec
tio
n
4
d
escr
ib
es th
e
ex
p
er
im
en
tal
s
etu
p
an
d
p
ar
ticip
an
t
d
em
o
g
r
ap
h
ics.
A
n
aly
s
is
o
f
s
ec
tio
n
5
r
ev
ea
ls
h
o
w
d
if
f
e
r
en
t
Ved
ic
ch
an
ts
af
f
ec
t
alp
h
a
wav
e
m
o
d
u
latio
n
an
d
p
r
o
v
id
es
t
h
e
c
o
r
r
esp
o
n
d
in
g
r
esu
lts
.
Sectio
n
6
s
er
v
es
to
b
o
th
co
n
clu
d
e
th
e
p
r
esen
t
s
tu
d
y
an
d
in
d
icate
p
o
s
s
ib
le
f
u
tu
r
e
r
esea
r
ch
p
ath
s
th
r
o
u
g
h
ar
tific
ial
in
tellig
en
ce
ad
o
p
tio
n
f
o
r
E
E
G
s
ig
n
al
en
h
an
ce
m
e
n
t
an
d
W
ester
n
v
er
s
u
s
I
n
d
ian
cla
s
s
ical
m
u
s
ic
s
tr
es
s
m
an
ag
em
en
t e
v
alu
atio
n
.
2.
L
I
T
E
R
AT
U
RE
SU
RVE
Y
I
n
v
esti
g
ated
th
e
im
p
ac
t
o
f
au
d
ito
r
y
s
tim
u
li
o
n
b
r
ai
n
wav
es
b
y
E
E
G
a
n
aly
s
is
.
T
h
e
co
m
b
in
atio
n
o
f
m
u
s
ic
an
d
ch
an
tin
g
m
eth
o
d
s
in
d
u
ce
s
s
ig
n
if
ican
t
alter
atio
n
s
in
b
r
ain
f
u
n
ctio
n
in
g
,
n
eu
r
o
n
al
ac
tiv
ities
,
an
d
co
g
n
itiv
e
an
d
em
o
tio
n
al
p
r
o
c
e
s
s
es
[
6
]
.
Pre
v
io
u
s
s
cien
tific
in
v
esti
g
atio
n
s
h
av
e
s
tu
d
ied
b
r
ai
n
wav
e
r
esp
o
n
s
es
to
m
u
ltip
le
au
d
ito
r
y
in
p
u
ts
b
as
ed
o
n
alp
h
a
an
d
t
h
eta
f
r
eq
u
en
cy
r
a
n
g
e
ac
tiv
ity
b
ec
au
s
e
th
ese
b
r
ain
wav
es
r
ep
r
esen
t
r
elax
atio
n
an
d
m
in
d
f
u
ln
ess
s
tates
[
7
]
.
I
n
v
esti
g
ated
th
e
im
p
ac
t
o
f
a
u
d
ito
r
y
s
tim
u
li
o
n
b
r
ain
wav
es
b
y
E
E
G
an
aly
s
is
.
T
h
e
co
m
b
in
at
io
n
o
f
m
u
s
ic
an
d
ch
an
tin
g
m
eth
o
d
s
in
d
u
ce
s
s
ig
n
if
ican
t
alter
atio
n
s
in
b
r
ain
f
u
n
ctio
n
in
g
,
n
e
u
r
o
n
al
ac
tiv
iti
es,
an
d
co
g
n
itiv
e
an
d
em
o
tio
n
al
p
r
o
ce
s
s
es
[
8
]
.
Hea
v
y
m
et
al
m
u
s
ic
g
en
er
ated
ad
v
er
s
e
ef
f
ec
ts
o
n
β
wav
e
p
a
tter
n
s
th
at
r
esu
lted
in
im
p
air
e
d
co
n
ce
n
tr
atio
n
ab
ilit
ies.
T
h
e
au
th
o
r
s
u
s
ed
E
E
G
s
ig
n
al
an
aly
s
is
to
s
h
o
w
th
at
class
ical
m
u
s
ic
im
p
r
o
v
es
m
en
tal
p
er
f
o
r
m
a
n
ce
.
T
h
e
r
esear
ch
er
s
d
ev
elo
p
ed
a
g
en
er
alize
d
m
ix
tu
r
e
m
o
d
el
(
GM
M)
to
d
etec
t
em
o
tio
n
s
u
s
in
g
E
E
G
d
ata.
T
h
e
s
tu
d
y
u
s
e
d
a
s
k
ew
Gau
s
s
ia
n
d
is
tr
ib
u
tio
n
m
o
d
el
to
im
p
r
o
v
e
th
e
ef
f
i
ca
cy
o
f
E
E
G
s
ig
n
al
d
etec
tio
n
f
o
r
b
r
ief
E
E
G
d
at
a
in
ter
v
als
in
n
o
is
y
en
v
ir
o
n
m
en
ts
[
9
]
.
T
h
e
p
r
o
p
o
s
ed
s
o
lu
tio
n
d
em
o
n
s
tr
ated
its
ab
ilit
y
to
h
an
d
le
s
h
if
tin
g
E
E
G
s
ig
n
als
th
u
s
en
ab
lin
g
p
r
ec
is
e
d
etec
tio
n
o
f
em
o
tio
n
s
an
d
th
eir
co
r
r
esp
o
n
d
in
g
f
ea
tu
r
es
ex
tr
ac
tio
n
.
R
ec
o
g
n
itio
n
ac
cu
r
ac
y
with
th
e
d
o
u
b
ly
tr
u
n
ca
ted
g
a
u
s
s
ian
d
is
tr
ib
u
tio
n
m
o
d
el
im
p
r
o
v
ed
b
ec
a
u
s
e
it
s
av
ed
E
E
G
s
i
g
n
al
r
an
g
es
with
in
s
p
ec
if
ied
b
o
u
n
d
ar
ies
wh
ich
p
r
o
v
ed
v
al
u
ab
le
f
o
r
in
c
o
n
s
is
ten
t
E
E
G
m
ea
s
u
r
em
en
t
p
er
io
d
s
.
E
MO
T
I
V
E
POC
h
as
b
ee
n
d
eter
m
in
e
d
to
b
e
m
o
r
e
ef
f
ec
t
iv
e
th
an
Neu
r
o
s
k
y
Min
d
wav
e
f
o
r
b
r
ai
n
-
co
m
p
u
t
er
in
ter
f
ac
e
(
B
C
I
)
ap
p
licatio
n
s
.
E
MO
T
I
V
E
PO
C
d
em
o
n
s
tr
ated
en
h
an
ce
d
s
ig
n
al
ca
p
tu
r
e
as
p
er
th
e
3
SC
v
ar
iab
le
ev
alu
atio
n
,
co
r
r
o
b
o
r
ated
b
y
th
e
E
E
GL
AB
an
d
Op
en
ViB
E
s
o
f
twa
r
e
p
latf
o
r
m
s
an
d
th
eir
r
esp
ec
tiv
e
s
tu
d
y
[
1
0
]
.
I
n
v
esti
g
atio
n
s
o
n
E
E
G
-
b
ased
em
o
tio
n
r
ec
o
g
n
itio
n
u
s
in
g
af
f
ec
tiv
e
co
m
p
u
ti
n
g
wer
e
c
o
n
d
u
cted
d
u
r
i
n
g
tr
ials
in
wh
ich
p
ar
ticip
a
n
ts
s
aw
em
o
tio
n
ally
ev
o
ca
tiv
e
f
ilm
s
.
T
h
e
r
esear
ch
er
s
u
s
ed
s
u
p
p
o
r
t
v
ec
to
r
m
ac
h
in
es
(
SVM)
,
m
u
ltil
ay
er
p
e
r
ce
p
tr
o
n
’
s
(
ML
P
)
,
an
d
o
n
e
-
d
im
e
n
s
io
n
a
l
co
n
v
o
lu
tio
n
al
n
e
u
r
al
n
etwo
r
k
(
1D
-
C
NN
)
as
class
if
ier
s
,
alo
n
g
s
id
e
s
ix
en
tr
o
p
y
-
b
ased
f
ea
tu
r
e
ex
t
r
ac
tio
n
m
eth
o
d
s
in
th
eir
ev
alu
atio
n
.
R
esear
ch
r
es
u
lts
s
u
g
g
ested
th
at
em
o
tio
n
al
r
ec
o
g
n
itio
n
ab
ilit
y
at
T
8
in
th
e
tem
p
o
r
al
lo
b
e
attain
ed
its
p
ea
k
r
an
g
e.
T
h
e
au
t
h
o
r
s
u
s
ed
a
s
u
b
ject
-
in
d
ep
en
d
en
t
ap
p
r
o
ac
h
to
ac
h
ie
v
e
8
5
.
8
1
%
class
if
icatio
n
ac
cu
r
ac
y
with
th
eir
SAE
m
o
d
el,
h
e
n
ce
r
ein
f
o
r
cin
g
th
e
v
alid
ity
o
f
E
E
G
-
b
ased
em
o
tio
n
d
etec
tio
n
[
1
1
]
.
C
r
ea
ted
a
n
o
v
el
e
m
o
tio
n
c
ateg
o
r
izatio
n
tech
n
iq
u
e
th
at
in
teg
r
ates
elec
tr
ical
d
ata
f
r
o
m
E
E
G
ass
es
s
m
en
ts
with
p
er
s
o
n
ality
ev
alu
atio
n
ch
ar
ac
te
r
is
tics
.
T
h
e
m
eth
o
d
o
l
o
g
y
u
s
ed
a
d
ee
p
l
ea
r
n
in
g
f
r
am
ewo
r
k
th
at
in
teg
r
ated
C
NN
-
VGG
-
1
6
f
ea
tu
r
es with
an
lo
n
g
s
h
o
r
t
-
ter
m
m
em
o
r
y
(
L
STM
)
n
etwo
r
k
t
o
id
en
tify
tem
p
o
r
al
tr
en
d
s
.
T
h
e
ap
p
r
o
ac
h
ac
h
iev
e
d
9
3
.
9
7
%
ac
c
u
r
ac
y
in
e
m
o
tio
n
id
en
tific
atio
n
b
y
in
clu
d
in
g
p
er
s
o
n
ality
tr
aits
in
em
o
tio
n
al
ca
teg
o
r
izatio
n
.
T
h
e
r
esear
ch
er
s
d
em
o
n
s
tr
ated
th
at
co
m
b
in
e
d
C
NN
-
L
STM
f
r
am
ewo
r
k
s
h
av
e
p
o
ten
tial f
o
r
p
r
ed
ictin
g
em
o
tio
n
s
an
d
p
er
s
o
n
ality
u
s
in
g
E
E
G
d
ata
[
1
2
]
.
T
h
e
W
T
S
-
C
C
m
o
d
el
u
s
ed
a
tem
p
o
r
al
-
s
p
ec
tr
al
-
atten
tio
n
co
r
r
elatio
n
co
ef
f
icie
n
t
m
eth
o
d
o
lo
g
y
to
id
en
tify
m
o
to
r
im
ag
er
y
E
E
G
(
MI
-
E
E
G)
d
ata
u
s
in
g
a
wav
ele
t
-
b
ased
E
E
G
a
n
aly
s
is
s
y
s
tem
.
T
h
e
weig
h
t
-
b
ased
ch
an
n
el
s
elec
tio
n
s
tr
ateg
y
in
t
h
eir
s
tu
d
y
en
h
a
n
ce
d
d
is
cr
im
in
atio
n
p
e
r
f
o
r
m
an
ce
f
o
r
u
s
e
in
B
C
I
s
y
s
tem
s
.
T
h
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
7
7
6
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
,
Vo
l.
1
5
,
No
.
1
,
Ma
r
ch
20
2
6
:
27
6
-
28
8
278
s
u
g
g
ested
m
o
d
el
attain
ed
s
u
p
er
io
r
class
if
icatio
n
ac
cu
r
ac
y
,
Kap
p
a
co
ef
f
icien
t,
an
d
F1
-
s
co
r
e
co
m
p
ar
ed
to
p
r
ev
io
u
s
ly
a
p
p
r
o
v
ed
M
I
-
E
E
G
class
if
icatio
n
ap
p
r
o
ac
h
ed
[
1
3
]
.
Per
f
o
r
m
ed
an
a
n
aly
s
is
o
f
E
E
G
s
ig
n
al
cy
clo
s
tatio
n
ar
y
as
s
ess
m
en
t
with
a
f
o
cu
s
o
n
s
l
o
w
co
r
tical
p
o
ten
tials
(
SC
Ps
)
.
T
h
eir
s
tu
d
y
co
n
f
ir
m
ed
th
e
e
f
f
icac
y
o
f
t
h
e
co
r
r
elatio
n
b
lo
ck
-
b
ased
m
eth
o
d
in
e
n
h
an
cin
g
E
E
G
class
if
icatio
n
p
er
f
o
r
m
an
ce
.
T
h
e
n
o
v
el
tech
n
iq
u
e
ac
h
iev
ed
im
p
r
o
v
ed
class
if
icatio
n
ac
cu
r
ac
y
,
d
em
o
n
s
tr
atin
g
t
h
e
ef
f
icac
y
o
f
cy
clo
s
tatio
n
ar
y
a
n
aly
s
is
in
E
E
G
-
b
ased
B
C
I
r
esear
ch
[
1
4
]
.
T
h
e
r
esear
ch
e
r
s
co
n
d
u
cte
d
an
in
v
esti
g
atio
n
o
n
tim
e
-
f
r
eq
u
en
cy
tech
n
iq
u
es
f
o
r
th
e
class
if
icatio
n
o
f
s
leep
E
E
G
d
ata.
T
h
e
r
esear
ch
er
s
in
v
esti
g
ated
s
leep
p
atter
n
s
to
d
em
o
n
s
tr
ate
th
e
d
if
f
er
e
n
tial
f
u
n
ctio
n
in
g
o
f
class
if
ier
s
in
n
o
r
m
al
a
n
d
d
is
tu
r
b
ed
cir
cu
m
s
tan
ce
s
.
T
h
e
SVM
with
a
q
u
ad
r
atic
k
e
r
n
el
(
SVM
-
Q)
u
n
d
e
r
p
er
f
o
r
m
e
d
in
d
etec
tin
g
Stag
e
1
s
leep
in
ab
er
r
an
t
E
E
Gs,
alth
o
u
g
h
it
ex
h
ib
ited
s
u
p
er
i
o
r
ac
cu
r
ac
y
r
elativ
e
to
r
u
le
-
b
ased
tech
n
iq
u
es
in
o
th
er
s
leep
clas
s
if
icatio
n
test
s
.
T
h
e
s
tu
d
y
r
esu
lts
s
h
o
w
th
at
wav
elet
-
b
ased
d
escr
ip
to
r
s
p
r
o
v
id
e
s
u
p
er
io
r
ca
p
a
b
ilit
ies
f
o
r
f
ea
tu
r
e
ex
tr
ac
tio
n
in
s
leep
E
E
G
ca
teg
o
r
izatio
n
[
1
5
]
.
T
h
e
r
esear
ch
er
s
co
n
d
u
cted
an
in
v
esti
g
atio
n
o
n
tim
e
-
f
r
eq
u
e
n
cy
tech
n
i
q
u
es
f
o
r
th
e
class
if
i
ca
tio
n
o
f
s
leep
E
E
G
d
ata.
T
h
e
r
esear
ch
er
s
in
v
esti
g
a
ted
s
leep
p
atter
n
s
to
d
em
o
n
s
tr
ate
th
e
d
if
f
e
r
en
tial
f
u
n
ctio
n
in
g
o
f
class
if
ier
s
in
n
o
r
m
al
an
d
d
is
tu
r
b
ed
cir
c
u
m
s
tan
ce
s
.
T
h
e
SVM
with
a
q
u
ad
r
atic
k
er
n
el
(
SVM
-
Q)
u
n
d
er
p
er
f
o
r
m
ed
i
n
d
etec
tin
g
Stag
e
1
s
leep
in
ab
e
r
r
an
t
E
E
Gs,
alth
o
u
g
h
it
ex
h
ib
ited
s
u
p
e
r
io
r
ac
c
u
r
ac
y
r
elativ
e
to
r
u
le
-
b
ased
tech
n
i
q
u
es
in
o
th
er
s
leep
class
if
icatio
n
test
s
.
T
h
e
s
tu
d
y
r
esu
lts
s
h
o
w
th
at
wav
elet
-
b
ased
d
escr
ip
to
r
s
p
r
o
v
i
d
e
s
u
p
er
i
o
r
ca
p
ab
ilit
ies
f
o
r
f
ea
tu
r
e
e
x
tr
a
ctio
n
in
s
leep
E
E
G
ca
teg
o
r
izatio
n
[
1
6
]
.
3.
M
E
T
H
O
D
A
s
tr
u
ctu
r
ed
r
esear
ch
d
esig
n
allo
ws
th
e
s
tu
d
y
to
ass
e
s
s
VC
ef
f
ec
ts
o
n
h
u
m
an
b
r
ain
wav
es
th
r
o
u
g
h
E
E
G
m
ea
s
u
r
em
e
n
ts
.
T
wen
ty
h
ea
lth
y
s
u
b
jects
a
g
ed
b
etwe
en
2
0
-
2
5
,
3
0
-
3
5
,
4
0
-
4
5
,
a
n
d
4
5
-
5
0
y
ea
r
s
to
o
k
p
ar
t
i
n
th
e
s
tu
d
y
wh
ich
r
eq
u
ir
e
d
th
e
m
to
lis
ten
to
th
e
r
ec
itatio
n
s
o
f
th
e
RV
,
YV
,
SV
,
an
d
AV
[
1
7
]
.
T
h
e
E
MO
T
I
V
E
POC
h
ea
d
s
et
s
er
v
ed
as
th
e
E
E
G
s
ig
n
al
r
ec
o
r
d
in
g
d
e
v
ice
th
r
o
u
g
h
its
1
4
-
ch
a
n
n
el
wir
eless
ac
q
u
is
itio
n
s
y
s
tem
wh
ich
o
p
er
ated
at
1
,
0
2
4
Hz
s
am
p
lin
g
r
ate.
E
E
G
r
ec
o
r
d
i
n
g
p
r
o
ce
ed
ed
f
r
o
m
t
h
e
f
r
o
n
t
al
to
tem
p
o
r
al
an
d
o
cc
ip
ital
ar
ea
s
ac
co
r
d
i
n
g
to
t
h
e
1
0
-
2
0
in
ter
n
atio
n
al
elec
tr
o
d
e
s
y
s
tem
to
m
o
n
ito
r
co
g
n
i
tiv
e
an
d
r
elax
atio
n
ch
an
g
es
[
1
8
]
.
E
ac
h
p
ar
ticip
a
n
t
r
ec
eiv
ed
E
E
G
m
o
n
ito
r
i
n
g
th
r
o
u
g
h
th
r
ee
s
eq
u
en
tial
s
tag
es
s
tar
tin
g
with
b
aselin
e
an
d
c
o
n
tin
u
i
n
g
i
n
to
c
h
an
tin
g
f
o
llo
wed
b
y
r
elax
atio
n
p
er
i
o
d
wh
ic
h
ex
te
n
d
ed
f
o
r
o
n
e
m
in
u
te
in
ea
ch
p
h
ase.
B
an
d
-
p
ass
f
ilter
in
g
(
0
.
5
-
1
0
0
Hz)
was
im
p
lem
e
n
te
d
to
elim
in
ate
n
o
is
e
f
r
o
m
E
E
G
s
ig
n
als
b
ef
o
r
e
wav
elet
d
en
o
is
in
g
was
ac
h
iev
ed
u
s
in
g
a
Mo
r
let
wav
elet
f
u
n
ctio
n
.
T
h
e
p
r
o
ce
s
s
ed
d
ata
u
n
d
er
wen
t
GT
an
aly
s
is
f
o
r
o
b
tain
in
g
d
etailed
tim
e
-
f
r
e
q
u
en
cy
f
ea
tu
r
es
a
b
o
u
t
E
E
G
a
c
tiv
ity
p
atter
n
s
[
1
9
]
.
T
h
e
r
esear
ch
in
v
esti
g
ated
t
h
e
alp
h
a
f
r
eq
u
e
n
cy
b
an
d
r
a
n
g
in
g
f
r
o
m
8
to
1
2
Hz
b
ec
au
s
e
th
i
s
f
r
eq
u
e
n
cy
r
an
g
e
co
r
r
elate
s
with
r
elax
atio
n
an
d
m
in
d
f
u
ln
ess
s
tates.
Fig
u
r
e
1
illu
s
tr
ates
th
e
p
r
o
p
o
s
ed
E
E
G
s
ig
n
al
p
r
o
ce
s
s
in
g
wo
r
k
f
lo
w
f
o
r
ev
alu
atin
g
th
e
n
eu
r
o
p
h
y
s
io
lo
g
ical
im
p
ac
t
o
f
VC
,
in
v
o
lv
in
g
s
eq
u
en
tial
s
te
p
s
o
f
E
E
G
s
am
p
le
ac
q
u
is
itio
n
,
s
ig
n
al
d
e
n
o
is
in
g
,
GT
-
b
ased
s
p
ec
tr
al
an
aly
s
is
,
f
ea
tu
r
e
ex
tr
ac
tio
n
,
r
elax
atio
n
f
ac
to
r
(
R
F)
co
m
p
u
tatio
n
,
an
d
f
in
al
d
ec
is
io
n
-
m
ak
in
g
.
R
esear
ch
er
s
ca
lcu
lated
th
e
RF
th
r
o
u
g
h
p
e
r
f
o
r
m
an
ce
ass
ess
m
en
t
u
s
in
g
th
e
m
ea
s
u
r
e
o
f
alp
h
a
wav
e
p
o
wer
d
iv
id
e
d
b
y
th
e
to
tal
s
p
e
ctr
al
p
o
wer
.
T
h
e
m
ea
s
u
r
e
d
r
el
ax
atio
n
in
ten
s
iv
e
v
alu
es c
o
r
r
e
s
p
o
n
d
ed
to
elev
ate
d
R
F r
esu
lts
[
2
0
]
.
Fig
u
r
e
1
.
Pro
p
o
s
ed
VC
b
ased
h
u
m
an
m
in
d
f
u
ln
ess
esti
m
atio
n
u
s
in
g
RF
3
.
1
.
Acquis
it
io
n o
f
E
E
G
s
a
m
ples
I
n
th
is
e
x
p
er
im
e
n
tal
s
tu
d
y
,
co
n
s
en
t
f
o
r
m
s
ar
e
tak
en
f
r
o
m
th
e
h
ea
lth
y
h
u
m
an
p
ar
ticip
an
ts
a
f
ter
g
ettin
g
n
ec
ess
ar
y
eth
ical
clea
r
an
ce
[
2
1
]
.
Sen
s
o
r
s
ar
e
p
lace
d
at
th
e
a
p
p
r
o
p
r
iate
lo
ca
tio
n
s
o
n
th
e
s
c
alp
an
d
b
r
ain
wav
es
ar
e
r
ec
o
r
d
e
d
u
s
in
g
E
E
G.
A
le
tter
was
as
s
ig
n
ed
to
ea
ch
elec
tr
o
d
e
im
p
lan
tatio
n
s
p
o
t
co
r
r
es
p
o
n
d
in
g
to
th
e
p
a
r
t
o
f
th
e
b
r
ai
n
it
is
r
ea
d
in
g
f
r
o
m
,
wh
ich
in
clu
d
es
t
h
e
p
r
e
-
f
r
o
n
tal
(
FP
)
,
f
r
o
n
tal
(
F),
te
m
p
o
r
al
(
T
)
,
p
ar
ietal
(
P),
o
cc
ip
ital (
O)
,
an
d
ce
n
tr
al
(
C
)
lo
b
es.
T
h
e
n
o
d
es a
r
e
id
en
tifie
d
as F
P1
,
FP
2
,
F3
,
F4
,
F7
,
F8
,
C
3
,
C
4
,
T
3
,
T
4
,
T
5
,
T
6
,
P3
,
P4
,
O1
,
an
d
O2
.
T
h
e
s
e
p
lace
s
p
r
o
v
id
e
th
e
in
d
icatio
n
o
f
h
u
m
a
n
atten
tiv
en
ess
th
r
o
u
g
h
th
e
d
ata
th
ey
co
llect.
T
h
e
in
s
tr
u
m
en
t
d
iv
id
e
s
ea
ch
E
E
G
n
o
d
e
’
s
s
ig
n
al
in
to
s
ix
s
tag
es:
p
r
io
r
,
d
u
r
i
n
g
,
an
d
p
o
s
t
-
ch
an
tin
g
,
an
d
s
av
es it in
.
C
SV f
o
r
m
at.
T
h
e
i
n
s
tr
u
m
en
t d
eter
m
i
n
es th
e
s
et
s
am
p
le
r
ate
at
wh
ich
t
h
e
s
ig
n
al
s
ar
e
ca
p
tu
r
ed
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
I
SS
N:
2252
-
8
7
7
6
N
eu
r
o
p
h
ysio
lo
g
ica
l imp
a
ct
o
f
V
ed
ic
ch
a
n
tin
g
o
n
h
u
m
a
n
b
r
a
i
n
w
a
ve
s
…
(
V
ee
r
a
R
a
g
h
a
va
S
w
a
my
N
a
llu
r
i
)
279
3
.
2
.
Deno
is
ing
T
h
e
n
o
is
e
in
E
E
G
d
ata
co
u
ld
b
e
ca
u
s
ed
b
y
th
e
ac
q
u
is
itio
n
m
eth
o
d
o
f
t
h
e
s
en
s
o
r
s
o
r
b
y
o
t
h
er
f
ac
to
r
s
.
T
h
e
n
o
is
e
m
ay
o
b
s
cu
r
e
th
e
co
r
r
ec
t
f
r
eq
u
e
n
cy
b
an
d
s
,
lead
in
g
to
an
in
co
r
r
ec
t
d
ia
g
n
o
s
is
.
T
h
is
wo
r
k
r
ec
o
m
m
en
d
s
a
n
o
is
e
elim
in
ati
o
n
p
r
o
ce
s
s
k
n
o
wn
as
wav
elet
d
en
o
is
in
g
to
p
r
ev
en
t
th
is
f
r
o
m
h
ap
p
en
in
g
[
2
2
]
.
d
is
cr
ete
wav
elet
tr
an
s
f
o
r
m
(
DW
T
)
b
r
ea
k
s
d
o
wn
a
s
ig
n
al
in
to
d
if
f
e
r
en
t
lev
els
b
y
u
s
in
g
th
e
co
r
r
ec
t
m
o
th
er
wav
elet.
T
h
e
s
elec
tio
n
o
f
th
e
m
o
th
er
wav
elet
is
ess
en
tial
f
o
r
ef
f
ec
tiv
ely
elim
in
atin
g
th
e
n
o
is
e.
T
h
ese
ar
e
th
e
r
elate
d
m
ath
em
atica
l e
q
u
atio
n
s
o
f
th
is
d
en
o
is
in
g
p
r
o
ce
s
s
as sh
o
wn
in
(
1
)
a
n
d
(
2
)
.
=
∑
(
)
(
2
−
)
(
1
)
C
A
=
∑
x
(
n
)
Q
(
2K
−
n
)
n
(
2
)
T
h
e
d
etailed
co
ef
f
icien
t
is
d
en
o
ted
as
,
an
d
th
e
ap
p
r
o
x
im
ated
co
ef
f
icien
ts
o
f
th
e
d
ec
o
m
p
o
s
ed
s
ig
n
al
(
)
ar
e
r
ep
r
esen
ted
as
.
an
d
r
ep
r
esen
t
th
e
h
ig
h
er
an
d
lo
wer
f
r
e
q
u
en
c
y
win
d
o
w
f
u
n
ctio
n
s
,
r
esp
ec
tiv
ely
[
2
3
]
.
T
h
e
n
ex
t
s
u
b
s
ec
tio
n
d
escr
ib
es
th
e
m
at
h
em
atica
l
an
aly
s
is
o
f
th
e
s
p
ec
tr
u
m
af
ter
n
o
is
e
r
em
o
v
al
u
s
in
g
Gab
o
r
wav
elet
tr
an
s
f
o
r
m
s
(
GW
T
)
.
3
.
3
.
G
a
bo
r
t
r
a
ns
f
o
rm
T
h
is
s
u
b
s
ec
tio
n
ex
a
m
in
es
an
d
ex
p
lain
s
th
e
GT
m
ath
e
m
atica
l
an
aly
s
is
,
as
p
r
o
p
o
s
ed
in
[
2
4
]
.
T
h
e
ef
f
ec
tiv
en
ess
o
f
an
y
tim
e
f
r
eq
u
en
cy
a
n
aly
s
is
is
d
ep
en
d
en
t
o
n
th
e
s
elec
tio
n
o
f
th
e
m
o
th
er
wav
elet.
T
h
e
Mo
r
let
wav
elet
s
er
v
es
as
th
e
ch
o
s
en
m
o
th
er
wav
elet
f
u
n
ctio
n
in
th
is
p
r
o
p
o
s
ed
m
eth
o
d
.
T
h
e
tr
ad
itio
n
al
wav
elet
tr
an
s
f
o
r
m
d
is
s
ec
ts
th
e
s
ig
n
al
u
s
in
g
tr
an
s
latio
n
an
d
d
ilati
o
n
b
lo
c
k
s
,
wh
ile
th
e
GT
d
e
co
m
p
o
s
es
it
u
s
in
g
tr
an
s
latio
n
an
d
m
o
d
u
latio
n
b
lo
ck
s
b
y
u
s
in
g
t
h
e
(
3
)
an
d
(
4
)
.
̂
(
)
=
∑
∑
,
,
(
)
∈
∈
(
3
)
W
h
er
e
̂
(
)
is
th
e
esti
m
ated
o
r
r
ec
o
n
s
tr
u
cted
v
al
u
e
(
o
f
ten
en
er
g
y
o
r
s
ig
n
al)
at
in
d
ex
.
W
h
er
e
th
e
b
asic f
u
n
ctio
n
,
,
(
)
,
is
p
r
o
v
id
e
d
b
y
:
,
(
)
=
(
−
,
)
2
Ω
,
∈
(
4
)
w
h
er
e
an
d
Ω
ar
e
s
h
if
t
p
ar
a
m
eter
s
an
d
(
)
p
r
o
v
id
es
th
e
s
y
n
th
esis
win
d
o
w.
W
h
er
e,
f
o
llo
win
g
s
p
ec
tr
al
an
aly
s
is
in
th
e
tim
e
-
f
r
e
q
u
en
c
y
d
o
m
ain
,
,
ar
e
th
e
GT
c
o
ef
f
icie
n
ts
.
Ho
wev
er
,
th
e
d
ir
ec
t
o
b
s
er
v
atio
n
o
f
th
ese
co
ef
f
icien
ts
ca
n
b
e
c
o
m
p
licat
ed
d
u
e
to
th
e
p
r
esen
ce
o
f
d
if
f
er
en
t
s
p
ec
tr
u
m
co
m
p
o
n
en
ts
[
2
5
]
.
T
h
er
ef
o
r
e,
th
e
n
ex
t step
u
tili
ze
s
th
e
o
b
tain
ed
co
ef
f
icien
ts
f
o
r
f
ea
tu
r
e
c
o
m
p
u
tatio
n
an
d
d
is
cu
s
s
io
n
.
3
.
4
.
E
x
t
r
a
ct
io
n o
f
a
v
er
a
g
e
p
o
wer
a
nd
RF
Af
ter
GT
d
ec
o
m
p
o
s
itio
n
,
th
i
s
p
ar
t
u
s
es
th
e
E
E
G
d
ata
t
o
d
eter
m
in
e
ch
ar
ac
ter
is
tics
.
Af
ter
GT
,
a
n
u
m
b
er
o
f
co
ef
f
icien
ts
b
e
co
m
e
av
ailab
le
f
o
r
m
o
r
e
r
esear
ch
;
th
u
s
,
it
is
cr
itical
to
v
er
if
y
th
e
r
eq
u
ir
e
d
f
r
eq
u
e
n
cy
r
an
g
e
(
Alp
h
a)
.
T
h
i
s
lead
s
to
th
e
s
elec
tio
n
o
f
th
e
s
elec
ted
co
ef
f
icien
ts
as
th
e
av
er
ag
e
p
o
wer
o
f
th
e
r
eq
u
ir
ed
b
a
n
d
wid
th
,
wh
ic
h
ar
e
th
en
p
r
o
ce
s
s
ed
f
u
r
th
e
r
f
o
r
f
e
atu
r
e
ca
lcu
latio
n
.
I
n
th
is
wo
r
k
RF
,
d
ef
in
ed
as
th
e
r
atio
o
f
b
a
n
d
p
o
wer
to
s
p
ec
tr
u
m
p
o
wer
,
to
ev
alu
ate
alter
at
io
n
s
in
co
n
s
cio
u
s
n
ess
an
d
m
o
o
d
is
tak
en
as
th
e
p
er
f
o
r
m
an
ce
m
etr
ic.
T
h
e
f
o
r
m
u
la
f
o
r
th
e
R
F
is
p
r
o
v
id
ed
as
s
h
o
wn
in
(
5
)
an
d
th
e
f
o
r
m
u
la
alp
h
a
b
an
d
p
o
wer
is
s
h
o
wn
in
(
6
)
.
=
(
ℎ
⁄
)
∗
100
(
5
)
ℎ
=
∑
(
)
2
1
(
6
)
W
h
er
e
ℎ
is
th
e
alp
h
a
b
an
d
p
o
wer
o
f
th
e
r
eq
u
i
r
ed
r
a
n
g
e
o
f
f
r
eq
u
e
n
cies
with
m
in
im
u
m
f
r
eq
u
en
cy
o
f
1
an
d
m
ax
im
al
f
r
eq
u
en
cy
o
f
2
with
b
o
th
i
n
clu
s
iv
e.
(
)
is
th
e
p
o
wer
o
f
th
e
s
elec
ted
co
ef
f
icien
ts
.
I
n
th
e
s
im
ilar
way
,
th
e
to
tal
p
o
wer
o
f
th
e
s
p
ec
tr
u
m
is
g
iv
en
in
(
7
)
.
=
∑
(
)
2
⁄
−
1
1
(
7
)
W
h
er
e
is
th
e
to
tal
p
o
wer
an
d
is
th
e
s
am
p
lin
g
r
ate
o
f
th
e
s
ig
n
al.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
2
5
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7
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6
I
n
t J I
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&
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Vo
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5
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1
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r
ch
20
2
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T
h
is
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r
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th
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tin
ct
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tin
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e.
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y
k
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d
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p
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p
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r
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d
b
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ap
p
ly
in
g
th
e
p
r
e
v
io
u
s
ly
m
e
n
tio
n
ed
e
x
p
r
ess
io
n
.
T
h
is
s
tu
d
y
p
r
esen
ts
a
VC
-
b
ased
ap
p
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lo
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h
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ic
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as
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s
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wn
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ce
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d
s
tab
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r
ain
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tiv
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h
e
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u
g
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ested
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t
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u
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ticip
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ts
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n
m
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elax
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e
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h
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en
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id
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e
d
f
o
r
ass
ess
m
en
t
an
d
r
ea
d
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g
s
.
Fig
u
r
e
2
d
is
p
lay
s
th
e
ex
p
e
r
im
en
tal
in
v
esti
g
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n
p
r
o
ce
s
s
co
n
d
u
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at
th
e
R
av
i
Neu
r
o
C
e
n
tr
e
in
Vijay
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d
a,
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d
h
r
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esh
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I
n
d
ia.
Usi
n
g
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MS
E
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4
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a
n
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f
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ate
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r
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h
r
ee
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ig
n
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ca
p
tu
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ed
f
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o
m
ea
ch
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ar
ticip
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;
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e
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o
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e,
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e
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r
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e
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ter
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Ved
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h
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g
,
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ch
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ig
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m
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o
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Fig
u
r
e
2
.
E
x
tr
ac
tio
n
o
f
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s
i
g
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als f
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h
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RE
SU
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T
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D
D
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SS
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O
N
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h
is
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tu
d
y
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r
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th
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o
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n
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r
ain
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b
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if
ically
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u
g
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ex
a
m
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es
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etwe
en
8
to
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ich
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elax
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d
m
i
n
d
f
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ln
ess
s
tates.
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h
e
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aly
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is
o
f
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E
G
s
ig
n
als
in
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ic
ated
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s
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b
s
tan
tial
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is
e
in
alp
h
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wav
es
im
m
ed
iately
af
ter
lis
ten
in
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to
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wh
er
e
SV
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u
s
ed
th
e
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ig
g
est
ch
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g
e.
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r
i
n
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p
r
e
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r
o
ce
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s
in
g
b
o
th
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elet
-
b
ase
d
d
en
o
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g
an
d
GT
s
p
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tr
al
an
aly
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is
m
eth
o
d
s
clea
n
ed
u
p
th
e
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ig
n
als
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el
iv
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cu
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ate
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tu
r
e
d
etec
tio
n
.
T
h
e
RF
v
alu
es
d
eter
m
in
e
d
th
r
o
u
g
h
an
aly
s
is
d
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o
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ter
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ited
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ased
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u
r
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ig
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ased
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4
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ates
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Fig
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3
.
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als
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ates
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h
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ai
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Fig
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ates
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atter
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t
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r
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b
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d
s
.
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h
e
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is
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r
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Fig
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ata
Fig
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7
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Po
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ty
o
f
Gab
o
r
co
e
f
f
icien
ts
o
f
o
r
d
er
9
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
I
SS
N:
2252
-
8
7
7
6
N
eu
r
o
p
h
ysio
lo
g
ica
l imp
a
ct
o
f
V
ed
ic
ch
a
n
tin
g
o
n
h
u
m
a
n
b
r
a
i
n
w
a
ve
s
…
(
V
ee
r
a
R
a
g
h
a
va
S
w
a
my
N
a
llu
r
i
)
283
Fig
u
r
e
8
d
is
p
lay
s
th
e
Gab
o
r
co
ef
f
icien
t
v
ar
iatio
n
s
o
f
E
E
G
s
ig
n
als
r
ec
o
r
d
ed
f
r
o
m
r
ig
h
t
h
em
is
p
h
er
e
elec
tr
o
d
es
—
FP
2
,
F8
,
T
4
,
T
6
,
F4
,
C
4
,
P4
,
a
n
d
O2
f
o
r
p
ar
ticip
an
ts
in
a
g
e
Gr
o
u
p
3
,
h
ig
h
lig
h
tin
g
th
e
n
eu
r
al
r
esp
o
n
s
es
d
u
r
in
g
RV
an
d
AV
ch
an
tin
g
s
ess
io
n
s
.
Po
wer
d
is
tr
ib
u
tio
n
th
r
o
u
g
h
o
u
t
th
e
d
if
f
er
e
n
t
s
tag
es
o
f
Gab
o
r
co
ef
f
icien
ts
b
ec
o
m
es
v
is
ib
le
th
r
o
u
g
h
3
D
b
a
r
p
lo
ts
s
in
ce
th
ese
p
lo
ts
s
h
o
w
h
o
w
th
e
b
r
ain
r
esp
o
n
d
s
to
ch
an
tin
g
s
ess
io
n
s
.
T
h
e
p
o
wer
v
alu
es
f
r
o
m
th
e
s
u
b
jects
ex
p
er
ie
n
ce
d
c
o
n
tin
u
o
u
s
g
r
o
wth
th
r
o
u
g
h
th
e
d
if
f
er
e
n
t
ch
a
n
tin
g
p
h
ases
b
u
t
d
is
p
lay
ed
s
ig
n
if
ic
an
t
f
lu
ctu
atio
n
s
in
m
u
lti
-
o
r
d
e
r
Gab
o
r
co
e
f
f
icien
t
p
atter
n
s
.
T
h
e
y
ello
w
-
co
lo
r
ed
(
h
ig
h
er
p
o
wer
)
b
a
r
s
d
em
o
n
s
tr
ate
elev
ated
E
E
G
ac
tiv
atio
n
t
h
at
m
ain
ly
o
cc
u
r
s
at
FP
2
,
F8
,
an
d
O2
elec
tr
o
d
e
lo
ca
tio
n
s
wh
ich
s
u
p
p
o
r
t a
u
d
ito
r
y
an
d
co
g
n
itiv
e
p
r
o
ce
s
s
in
g
t
ask
s
.
Fig
u
r
e
9
illu
s
tr
ates
th
e
v
ar
ia
tio
n
in
RF
ac
r
o
s
s
f
o
u
r
d
if
f
e
r
en
t
ag
e
g
r
o
u
p
s
(
a
g
e
Gr
o
u
p
-
1
to
a
g
e
Gr
o
u
p
-
4
)
in
r
esp
o
n
s
e
to
th
e
c
h
an
tin
g
o
f
th
e
f
o
u
r
Ved
as
—
RV
,
YV
,
SV
,
an
d
AV
—
an
al
y
ze
d
u
s
in
g
v
a
r
y
in
g
Gab
o
r
C
o
ef
f
icien
ts
.
I
n
all
ag
e
g
r
o
u
p
s
,
th
e
R
F
g
en
er
ally
in
c
r
ea
s
es
with
h
ig
h
er
Gab
o
r
co
e
f
f
icien
ts
,
in
d
icatin
g
en
h
an
ce
d
n
e
u
r
al
r
elax
atio
n
d
u
e
to
VC
.
Am
o
n
g
th
e
Ved
as,
SV
co
n
s
i
s
ten
tly
p
r
o
d
u
ce
s
h
ig
h
er
R
F
v
alu
es,
esp
ec
ially
in
a
g
e
Gr
o
u
p
-
3
(
4
0
-
4
5
y
ea
r
s
)
,
s
u
g
g
esti
n
g
s
tr
o
n
g
er
co
g
n
itiv
e
r
elax
atio
n
.
YV
also
s
h
o
ws
n
o
tab
le
im
p
r
o
v
em
e
n
t,
p
ar
ticu
lar
ly
in
a
g
e
Gr
o
u
p
-
2
.
T
h
e
r
esp
o
n
s
es
in
a
g
e
Gr
o
u
p
-
1
a
n
d
a
g
e
Gr
o
u
p
-
4
a
r
e
m
o
r
e
m
o
d
er
ate
b
u
t
s
till
f
o
llo
w
th
e
o
v
er
all
in
cr
ea
s
in
g
tr
en
d
.
T
h
e
RF
ch
an
g
ed
d
if
f
er
en
t
ly
b
etwe
en
ag
ed
G
r
o
u
p
s
1
th
r
o
u
g
h
4
d
u
r
in
g
th
eir
r
esp
o
n
s
es
to
R
ig
Ved
ic
(
R
V)
an
d
Yaju
r
Ved
ic
(
YV)
an
d
Sam
a
Ved
ic
(
SV)
an
d
Ath
ar
v
a
Ved
ic
(
AV)
ch
a
n
tin
g
s
eq
u
en
ce
s
.
W
e
v
iew
th
e
RF
th
r
o
u
g
h
th
e
y
-
a
x
is
s
ca
le
alo
n
g
with
th
e
x
-
ax
is
p
r
esen
tatio
n
o
f
Gab
o
r
co
ef
f
ici
en
ts
.
T
h
e
s
tu
d
y
s
h
o
ws
th
at
R
F
in
cr
ea
s
ed
s
tead
ily
in
e
v
er
y
ag
e
b
r
ac
k
et
as
Gab
o
r
co
ef
f
icien
t
v
alu
es
r
o
s
e
th
u
s
le
ad
in
g
t
o
am
p
lifie
d
r
elax
atio
n
ef
f
ec
ts
.
T
h
e
R
F
m
ea
s
u
r
es
o
f
SV
an
d
YV
s
tan
d
at
th
e
to
p
ac
r
o
s
s
all
a
g
e
g
r
o
u
p
s
to
s
h
o
w
th
eir
ex
ce
p
tio
n
al
ca
p
ac
ity
f
o
r
r
ela
x
atio
n
tr
ig
g
er
i
n
g
.
VC
cr
ea
tes
th
e
h
ig
h
est co
g
n
itiv
e
r
elax
atio
n
i
m
p
r
o
v
e
m
en
ts
in
m
id
d
le
-
ag
ed
ad
u
lts
f
r
o
m
a
g
e
Gr
o
u
p
3
(
4
0
-
4
5
y
ea
r
s
)
.
Fig
u
r
e
8
.
R
V
an
d
AV
Gab
o
r
c
o
ef
f
icien
ts
v
ar
iatio
n
f
o
r
i
n
d
iv
i
d
u
als f
o
r
th
e
ag
e
Gr
o
u
p
3
co
n
s
id
er
in
g
r
i
g
h
t lo
b
e
elec
tr
o
d
es
Fig
u
r
e
9
.
RF
f
o
r
v
ar
io
u
s
ag
e
Gr
o
u
p
s
1
-
4
ex
p
o
s
ed
to
f
o
u
r
Ved
as
c
h
an
tin
g
s
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
7
7
6
I
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&
C
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m
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h
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o
l
,
Vo
l.
1
5
,
No
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1
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Ma
r
ch
20
2
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27
6
-
28
8
284
T
h
e
alp
h
a
wa
v
es
v
ar
iatio
n
T
a
b
le
1
d
em
o
n
s
tr
ates
E
E
G
ac
tiv
i
ty
ch
an
g
es
th
r
o
u
g
h
FP
1
,
F7
,
T
3
,
T
5
,
F3
,
C
3
,
P3
,
O1
b
r
ain
r
eg
io
n
s
th
r
o
u
g
h
s
ix
s
tag
es
o
f
lis
ten
in
g
to
VC
.
B
eta
wav
e
lev
els
s
tar
t
at
3
.
7
8
to
5
.
3
6
b
etwe
e
n
d
if
f
er
en
t
elec
tr
o
d
e
p
lace
m
e
n
t
s
d
u
r
in
g
Stag
e
-
1
(
p
r
e
-
ch
a
n
tin
g
)
.
A
s
ig
n
if
ican
t
in
c
r
ea
s
e
o
cc
u
r
s
d
u
r
in
g
Stag
e
-
2
(
ch
an
tin
g
i
n
itiatio
n
)
ex
clu
s
iv
e
ly
at
T
3
(
6
.
2
3
)
a
n
d
FP
1
(
5
.
4
6
)
wh
ich
in
d
icate
s
ea
r
ly
co
g
n
itiv
e
in
v
o
lv
em
en
t.
T
h
e
b
r
ai
n
wav
e
r
ea
d
i
n
g
f
r
o
m
T
5
r
ea
ch
ed
5
.
0
1
d
u
r
in
g
Stag
e
-
3
(
m
i
d
-
ch
a
n
tin
g
)
as
th
e
b
r
a
in
d
is
p
lay
ed
m
in
o
r
ch
an
g
es
in
a
u
d
ito
r
y
an
d
co
g
n
i
tiv
e
o
p
er
atio
n
s
.
T
h
e
b
r
ain
ex
h
ib
its
p
r
o
f
o
u
n
d
alp
h
a
p
o
wer
r
e
d
u
ctio
n
i
n
Stag
es
4
an
d
5
wh
ich
ac
h
iev
es
ex
tr
em
e
ly
lo
w
lev
els
at
0
.
1
2
-
0
.
2
3
b
ec
au
s
e
th
is
p
er
io
d
r
ef
lects
a
b
r
ai
n
tr
an
s
itio
n
b
ef
o
r
e
r
elax
atio
n
ac
h
iev
es
its
p
ea
k
.
Stag
e
-
6
(
p
o
s
t
-
ch
an
tin
g
)
d
is
p
l
ay
s
an
alp
h
a
wa
v
e
s
u
r
g
e
in
ev
er
y
r
eg
io
n
wh
ich
r
ea
ch
es its
p
ea
k
r
elax
atio
n
v
al
u
es a
t FP1
(
8
.
6
5
)
an
d
O1
(
5
.
5
3
)
.
T
ab
le
1
.
Alp
h
a
w
av
es v
ar
iatio
n
f
o
r
a
n
I
n
d
iv
id
u
al
in
s
ix
s
tag
e
s
wh
ile
lis
ten
in
g
to
Ved
as
c
h
an
tin
g
S
t
a
g
e
s
FP1
F7
T3
T5
F3
C3
S
t
a
g
e
-
1
5
.
2
4
4
.
0
6
4
.
0
7
3
.
7
8
4
.
4
9
4
.
7
5
S
t
a
g
e
-
2
5
.
4
6
5
.
2
2
6
.
2
3
3
.
9
9
5
.
4
6
5
.
2
1
S
t
a
g
e
-
3
3
.
7
1
4
.
3
3
4
.
5
3
5
.
0
1
4
.
3
5
4
.
4
0
S
t
a
g
e
-
4
0
.
1
7
0
.
2
1
0
.
2
2
0
.
2
2
0
.
2
3
0
.
2
2
S
t
a
g
e
-
5
0
.
1
2
0
.
1
4
0
.
1
4
0
.
1
3
0
.
1
3
0
.
1
3
S
t
a
g
e
-
6
8
.
6
5
5
.
8
0
5
.
1
5
5
.
5
2
4
.
7
7
5
.
0
7
5.
CO
NCLU
SI
O
N
T
h
is
r
esear
ch
in
v
esti
g
ated
th
e
n
eu
r
o
p
h
y
s
io
lo
g
ical
ef
f
ec
ts
o
f
VC
o
n
b
r
ain
wav
e
ac
tiv
ity
u
s
in
g
E
E
G
-
b
ased
s
p
ec
tr
al
an
aly
s
is
.
T
h
e
f
in
d
in
g
s
d
em
o
n
s
tr
ated
th
at
ch
an
tin
g
,
p
ar
ticu
lar
ly
o
f
th
e
SV
,
s
ig
n
if
ican
tly
elev
ated
alp
h
a
wav
e
ac
tiv
ity
(
8
-
1
2
Hz)
,
c
o
r
r
elatin
g
with
h
ei
g
h
ten
ed
r
elax
atio
n
an
d
m
in
d
f
u
ln
ess
.
Qu
an
titativ
e
an
aly
s
is
s
h
o
wed
th
at
SV
p
r
o
d
u
ce
d
th
e
h
ig
h
est
RF
in
cr
ea
s
e
o
f
2
5
%,
f
o
ll
o
wed
b
y
YV
(
2
0
%),
RV
(
1
5
%),
an
d
AV
(
1
0
%).
T
h
e
3
0
-
4
5
ag
e
g
r
o
u
p
ex
h
i
b
ited
th
e
m
o
s
t
p
r
o
n
o
u
n
ce
d
n
e
u
r
al
r
esp
o
n
s
es,
with
d
o
m
in
an
t
ac
tiv
atio
n
in
th
e
f
r
o
n
tal
an
d
o
cc
i
p
ital
lo
b
es,
an
d
a
n
o
tab
l
y
s
tr
o
n
g
er
ef
f
ec
t
in
th
e
lef
t
h
em
is
p
h
er
e
.
Sig
n
al
p
r
o
ce
s
s
in
g
th
r
o
u
g
h
wav
elet
-
b
ased
d
en
o
is
in
g
an
d
GT
e
n
ab
led
p
r
ec
is
e
ex
tr
ac
tio
n
o
f
tim
e
-
f
r
e
q
u
en
c
y
f
ea
tu
r
es.
Statis
tica
l
test
s
,
in
clu
d
in
g
p
air
ed
t
-
test
s
an
d
ANOV
A,
v
alid
ated
th
e
s
i
g
n
if
ican
ce
o
f
th
e
o
b
s
er
v
ed
v
a
r
iatio
n
s
,
co
n
f
ir
m
in
g
th
at
th
e
ef
f
ec
ts
wer
e
n
o
t
d
u
e
to
r
an
d
o
m
f
lu
ctu
atio
n
s
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6
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