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2
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A
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p
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a
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to
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w
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f
o
rm
a
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c
e
c
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o
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m
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a
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e
c
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a
b
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t
th
is
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a
ta.
T
h
e
p
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p
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se
d
sy
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m
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ted
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iza
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s.
K
ey
w
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d
:
Data
f
u
zz
in
e
s
s
Data
b
ase
Fu
zz
y
Dec
is
io
n
Fu
zz
y
lo
g
ic
I
n
f
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m
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tio
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stit
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.
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.
C
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s
p
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ing
A
uth
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r
:
Ay
m
an
Al
-
K
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az
r
aj
i
,
Dep
ar
t
m
en
t o
f
E
lectr
ical
an
d
C
o
m
p
u
ter
E
n
g
in
ee
r
i
n
g
,
C
aled
o
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ia
n
C
o
lle
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e
Un
i
v
er
s
i
t
y
,
C
P
O
Seeb
1
1
1
,
O
m
a
n
.
E
m
ail:
a
u
m
a
n
.
al
k
h
az
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ca
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led
o
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ia
n
.
ed
u
.
o
m
1.
I
NT
RO
D
UCT
I
O
N
Data
b
ase
(
DB
)
h
as
b
ec
o
m
e
a
n
ess
e
n
tial
co
m
p
o
n
e
n
t
o
f
e
v
er
y
d
ay
li
f
e
i
n
m
o
d
er
n
s
o
ciet
y
.
I
n
ess
e
n
ce
,
a
DB
is
n
o
th
i
n
g
m
o
r
e
th
a
n
a
co
llectio
n
o
f
d
ata
th
at
e
x
is
t
s
o
v
er
a
lo
n
g
p
er
io
d
o
f
tim
e
[
1
]
,
[
2
]
.
I
n
r
ea
l
-
w
o
r
ld
,
d
ata
m
a
y
b
e
n
o
is
y
w
h
ile
s
u
r
e
f
o
r
m
m
a
y
h
av
e
m
is
s
i
n
g
v
al
u
e
s
.
Nev
er
th
e
less
,
it
w
ill
b
e
i
m
p
o
r
tan
t
t
h
at
in
te
lli
g
en
t
m
ac
h
in
e
s
h
a
n
d
le
th
is
t
y
p
e
o
f
d
ata.
On
th
e
o
t
h
er
h
a
n
d
,
in
m
a
n
y
d
atab
ase
s
y
s
te
m
s
,
a
n
i
m
p
o
r
ta
n
t
p
o
r
tio
n
o
f
in
f
o
r
m
at
io
n
co
m
es
f
r
o
m
h
u
m
a
n
e
x
p
er
t
as
w
ell
a
s
n
u
m
er
ical
d
ata,
w
h
ic
h
i
s
co
llecte
d
f
r
o
m
v
ar
io
u
s
s
o
u
r
ce
s
o
r
o
b
tain
ed
a
cc
o
r
d
in
g
to
p
h
y
s
ical
la
w
s
[
3
]
,
[
4
]
.
Usu
ally
ex
p
er
t
i
n
f
o
r
m
atio
n
i
s
n
o
t
p
r
ec
is
e
an
d
ca
n
b
e
r
ep
r
esen
ted
b
y
ter
m
s
li
k
e
s
m
all,
lar
g
e,
n
o
t
v
er
y
lar
g
e,
a
n
d
s
o
o
n
.
T
h
e
s
u
p
er
io
r
it
y
o
f
f
u
zz
y
s
y
s
te
m
is
d
u
e
to
it
s
ab
ili
t
y
o
f
in
teg
r
ati
n
g
li
n
g
u
i
s
ti
c
d
escr
ip
tio
n
s
w
h
ich
p
er
m
i
ts
t
h
e
ex
p
lo
itatio
n
o
f
h
u
m
a
n
i
n
f
o
r
m
atio
n
[
5
]
,
[
6
]
.
A
r
ti
f
icial
i
n
tell
ig
e
n
ce
(
A
I
)
is
th
e
f
ield
o
f
s
tu
d
y
t
h
at
d
ea
ls
w
i
th
th
e
ca
p
t
u
r
in
g
,
m
o
d
elin
g
,
an
d
s
to
r
ag
e
o
f
h
u
m
a
n
in
tel
lig
e
n
ce
w
it
h
in
i
n
f
o
r
m
atio
n
tec
h
n
o
lo
g
y
(
I
T
)
s
y
s
te
m
s
s
o
th
a
t
th
e
s
y
s
te
m
ca
n
f
ac
ilit
ate
d
ec
is
io
n
-
m
ak
in
g
p
r
o
ce
s
s
es
t
h
at
n
o
r
m
a
l
l
y
w
o
u
ld
b
e
u
n
d
er
ta
k
en
b
y
p
eo
p
le.
On
e
o
f
th
e
A
I
to
o
ls
is
th
e
ex
p
er
t
s
y
s
te
m.
An
e
x
p
er
t
s
y
s
te
m
h
elp
s
i
n
d
e
cisi
o
n
m
a
k
i
n
g
b
y
ca
p
tu
r
i
n
g
a
n
d
u
s
in
g
t
h
e
e
x
p
er
tis
e,
lo
g
ic
p
atter
n
s
,
a
n
d
t
h
o
u
g
h
t
p
r
o
ce
s
s
es o
f
an
e
x
p
er
t.
T
h
ese
ar
e
ca
lled
r
u
le
-
b
ased
ex
p
er
t s
y
s
te
m
s
[
7
]
,
[
8
]
.
Sin
ce
f
u
zz
y
s
y
s
te
m
s
ca
n
r
ea
lis
ticall
y
m
o
d
el
i
m
p
r
ec
i
s
e
an
d
u
n
ce
r
tai
n
in
f
o
r
m
a
tio
n
,
a
f
u
zz
y
in
f
o
r
m
atio
n
m
o
d
eli
n
g
in
d
atab
ase
(
FID
B
)
s
y
s
te
m
is
p
r
o
p
o
s
e
d
in
t
h
is
p
ap
er
as
a
n
e
x
p
er
t
s
y
s
te
m
.
Acc
o
r
d
in
g
l
y
,
it
w
ill
b
e
p
o
s
s
ib
le
to
m
a
k
e
u
s
e
o
f
h
u
m
a
n
e
x
p
er
ien
ce
an
d
o
th
er
lin
g
u
i
s
tic
o
r
i
m
p
r
ec
is
e
d
ate
in
d
ec
is
io
n
m
a
k
i
n
g
pr
o
ce
s
s
w
it
h
t
h
e
p
r
o
p
o
s
ed
s
y
s
t
e
m
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8938
IJ
-
A
I
Vo
l.
6
,
No
.
1
,
Ma
r
ch
2
0
1
7
:
1
–
7
2
2.
F
I
DB
DATAB
AS
E
As
s
tated
,
th
e
m
ain
g
o
al
o
f
th
is
p
ap
er
is
to
d
esig
n
t
h
e
FID
B
s
y
s
te
m
ca
p
ab
le
o
f
cr
ea
tin
g
n
e
w
in
f
o
r
m
atio
n
f
r
o
m
f
u
zz
y
d
ata
a
n
d
ad
d
it in
to
th
e
d
atab
ase
f
ile
.
FID
B
s
y
s
te
m
u
s
e
s
t
w
o
t
y
p
e
o
f
d
atab
ase
f
ile:
1
)
an
ex
ter
n
al
d
atab
ase
f
ile
a
n
d
2
)
an
in
ter
n
al
d
atab
ase
f
iles
.
T
h
e
ex
ter
n
al
DB
f
ile
w
ill
co
n
t
ain
f
u
zz
y
d
ata.
Fo
r
th
e
in
ter
n
a
l
d
atab
ase
f
iles
,
it
w
i
ll
s
a
v
e
all
h
elp
f
u
l
d
ef
i
n
it
io
n
s
to
cr
ea
te
an
d
ad
d
f
u
zz
y
in
f
o
r
m
atio
n
in
to
t
h
e
d
atab
ase
f
ile.
Fu
zz
y
f
i
les i
n
clu
d
e
t
h
e
f
o
llo
w
i
n
g
ele
m
e
n
ts
:
1.
Stru
ct
u
r
e
f
ile:
it
d
e
f
in
e
s
th
e
s
t
r
u
ctu
r
e
o
f
t
h
e
f
ield
s
u
s
i
n
g
th
e
d
atab
ase
f
ile.
T
h
is
f
ile
w
ill
b
e
u
s
ed
to
cr
ea
te
th
e
f
u
zz
y
in
f
o
r
m
a
tio
n
.
2.
Fu
zz
y
i
n
p
u
ts
an
d
o
u
tp
u
t
s
g
r
o
u
p
s
’
f
ile
s
:
th
e
g
r
o
u
p
s
o
f
m
e
m
b
er
s
h
ip
’
s
f
u
n
ctio
n
s
f
o
r
th
e
in
p
u
ts
an
d
o
u
tp
u
ts
d
ata
w
ill b
e
d
eter
m
i
n
ed
f
ir
s
t i
n
th
e
s
e
f
i
les.
3.
Me
m
b
e
r
s
h
ip
v
al
u
es
f
o
r
in
p
u
t
s
an
d
o
u
tp
u
ts
f
ile
s
:
th
e
m
e
m
b
er
s
h
ip
v
al
u
es
(
o
r
th
e
f
u
zz
y
s
ets)
th
a
t
ar
e
ca
lcu
lated
b
y
m
e
m
b
er
s
h
ip
f
u
n
ctio
n
s
w
i
ll
b
e
co
n
tai
n
ed
i
n
t
h
i
s
f
i
les.
T
h
ese
v
al
u
es
ar
e
u
s
ed
f
o
r
th
e
i
n
p
u
ts
an
d
o
u
tp
u
t
s
d
ata
in
t
h
e
d
atab
ase
f
ile
s
.
4.
R
u
le
f
ile
:
it
co
n
tai
n
s
t
h
e
d
ef
in
itio
n
r
u
le
s
th
a
t
u
s
es
f
o
r
d
atab
ase
f
ile
s
.
Us
u
all
y
,
a
h
u
m
an
e
x
p
er
t
is
u
s
ed
to
d
ef
in
e
t
h
ese
r
u
les.
A
ll
d
atab
ase
f
iles
m
u
s
t
co
n
t
ain
th
e
s
a
m
e
f
ield
s
w
it
h
t
h
e
n
a
m
e
(
Field
_
n
o
)
.
T
h
is
f
ie
ld
h
elp
s
to
cr
ea
te
r
elatio
n
s
h
ip
s
b
et
w
ee
n
d
atab
as
e
f
iles
.
3.
FI
DB
M
O
DE
L
C
o
n
s
id
er
th
e
d
esi
g
n
e
d
FID
B
m
o
d
el
is
i
llu
s
tr
ated
i
n
F
i
g
u
r
e
1
.
I
t
u
s
es
a
s
p
ec
ial
m
o
d
el
to
c
r
ea
te
f
u
zz
y
in
f
o
r
m
atio
n
f
r
o
m
d
atab
ase
f
il
e
w
h
ic
h
en
ab
le
s
co
m
p
u
tin
g
with
w
o
r
d
o
p
er
atio
n
[
9
]
.
T
h
e
w
o
r
k
in
g
p
r
o
ce
d
u
r
e
is
g
iv
e
n
b
y
t
h
e
f
o
llo
w
in
g
s
tep
s
:
Fig
u
r
e
1
.
FID
B
M
o
d
el
Fig
u
r
e
2
.
L
in
k
F
u
zz
y
Gr
o
u
p
s
a
n
d
C
r
ea
te
Fu
zz
y
R
u
le
s
3
.
1
.
F
uzzy
F
iles
Cre
a
t
io
n:
C
r
ea
tin
g
f
u
zz
y
f
iles
i
s
v
er
y
i
m
p
o
r
tan
t,
an
d
ca
n
b
e
cr
ea
ted
f
r
o
m
:
1.
Fil
es c
o
n
ta
in
o
ld
d
ata
an
d
u
s
e
d
f
r
o
m
o
th
er
d
atab
ase
f
ile.
2.
P
r
o
b
lem
s
i
n
th
e
s
y
s
te
m
o
r
f
i
le
s
(
m
o
d
if
icat
io
n
m
ad
e
b
y
o
t
h
er
u
s
er
o
r
d
elete
d
f
ile)
.
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
AI
I
SS
N:
2252
-
8938
F
u
z
z
y
I
n
fo
r
ma
tio
n
Mo
d
elin
g
i
n
a
Da
ta
b
a
s
e
S
ystem
(
S
a
la
m
I
s
ma
ee
l
)
3
3
.
2
.
Select
io
n a
nd
Co
nv
ec
t
io
n o
f
Da
t
a
F
ile
t
o
DB
F
ile:
T
h
is
s
tep
is
u
s
ed
to
ch
o
o
s
e
d
ata
f
ile
an
d
co
n
v
er
t
it
to
d
atab
as
e
f
ile
th
at
w
i
ll
b
e
u
s
ed
in
th
e
FID
B
s
y
s
te
m
.
3
.
3
.
F
uzzy
F
ields
Select
io
n:
I
t c
o
n
ce
r
n
s
an
y
d
atab
ase
f
ile
h
av
in
g
o
n
e
o
r
m
o
r
e
f
ie
ld
s
w
it
h
f
u
zz
y
d
ata.
3
.
4
.
I
/O
G
ro
up
s
Def
ini
t
io
n:
I
n
FID
B
s
y
s
te
m
th
e
g
r
o
u
p
s
o
f
m
e
m
b
er
s
h
ip
f
u
n
ct
io
n
s
m
u
s
t
b
e
d
ef
in
ed
.
T
h
e
s
tep
s
o
f
d
ef
in
in
g
g
r
o
u
p
s
f
o
r
in
p
u
t o
r
o
u
tp
u
t
f
ile
ar
e:
1.
Select
th
e
f
u
zz
y
f
ield
s
f
r
o
m
s
t
r
u
ctu
r
e
f
ile.
2.
Def
i
n
e
g
r
o
u
p
s
o
f
m
e
m
b
er
s
h
ip
f
u
n
ctio
n
s
co
n
ta
in
i
n
g
th
e
v
al
u
e
s
.
3.
C
h
ec
k
g
r
o
u
p
s
.
4.
Sav
e
g
r
o
u
p
s
w
it
h
all
d
ef
i
n
itio
n
s
i
n
f
u
zz
y
g
r
o
u
p
s
f
ile.
3
.
5
.
F
uzzy
Set
s
Cre
a
t
io
n (
M
e
m
bers
hip
Va
lue
s
f
o
r
I
/O
Da
t
a
)
:
T
o
d
ef
in
e
t
h
e
f
u
zz
y
s
et
s
f
o
r
i
n
p
u
t
a
n
d
o
u
tp
u
t
d
ata
ac
co
r
d
in
g
to
th
e
s
ta
n
d
ar
d
f
u
n
ctio
n
s
,
th
e
p
r
o
g
r
a
m
s
h
o
u
ld
b
e
ab
l
e
to
[
5
]
:
1.
Select
r
ec
o
r
d
w
h
ic
h
co
n
tai
n
th
e
v
al
u
es
(
f
r
o
m
,
to
,
ce
n
ter
)
,
g
r
o
u
p
n
a
m
e
an
d
t
y
p
e
o
f
m
e
m
b
er
s
h
ip
f
u
n
c
tio
n
f
r
o
m
f
u
zz
y
g
r
o
u
p
s
f
i
le.
2.
C
h
ec
k
f
u
n
ctio
n
t
y
p
e.
3.
C
alcu
late
s
ta
n
d
ar
d
f
u
n
ctio
n
s
.
4.
C
h
ec
k
f
u
zz
y
g
r
o
u
p
s
f
ile.
E
q
u
atio
n
s
(
1
)
-
(
3
)
,
r
ep
r
esen
t th
e
s
tan
d
ar
d
m
e
m
b
er
s
h
ip
f
u
n
cti
o
n
s
S
,
PI
,
Z
o
f
f
u
zz
y
s
et
s
u
s
ed
in
th
is
w
o
r
k
[
1
0
]
:
c
c
c
a
a
c
a
c
a
a
a
c
a
a
c
a
S
1
2
2
1
2
2
0
)
,
,
(
2
2
(
1
)
)
,
,
(
1
)
,
,
(
c
a
S
c
a
Z
(
2
)
b
c
a
Z
b
c
a
S
c
a
PI
)
,
,
(
)
,
,
(
)
,
,
(
(
3
)
W
h
er
e
µ
:
in
p
u
t
v
ar
iab
le,
b
:
c
en
ter
o
f
th
e
PI
f
u
n
ctio
n
,
a
an
d
c
a
r
e
r
esp
ec
tiv
el
y
s
tar
t
an
d
en
d
o
f
th
e
s
tan
d
ar
d
m
e
m
b
er
s
h
ip
f
u
n
ctio
n
s
.
3
.
6
.
Def
ine F
uzzy
Rules
:
FID
B
s
y
s
te
m
d
ef
i
n
e
s
t
h
e
r
u
le
s
ac
co
r
d
in
g
to
t
h
e
f
u
zz
y
in
p
u
ts
g
r
o
u
p
s
.
T
h
e
s
tep
s
to
d
ef
in
e
f
u
zz
y
r
u
le
s
ca
n
b
e
d
iv
id
ed
in
to
t
w
o
s
tep
s
:
3
.
6
.
1
.
Co
un
t
ing
F
uzzy
Rules
.
Her
e,
th
e
n
u
m
b
er
o
f
r
eq
u
ir
ed
r
u
les i
s
co
u
n
ted
d
ep
en
d
in
g
o
n
t
h
e
in
p
u
t/o
u
tp
u
t
m
e
m
b
er
s
h
ip
f
u
n
ct
io
n
s
.
3
.
6
.
2
.
L
in
k
ing
t
he
F
uzzy
G
r
o
up
s
t
o
Cre
a
t
e
F
uzzy
Rules
.
T
h
e
p
r
o
p
o
s
ed
alg
o
r
ith
m
w
h
ic
h
ca
n
b
e
u
s
ed
to
cr
ea
te
lin
k
s
i
s
s
h
o
w
n
i
n
F
i
g
u
r
e
2
,
w
h
ic
h
c
o
n
tain
s
t
h
e
f
i
v
e
m
ai
n
s
tep
s
:
1.
C
h
ec
k
r
u
le
f
ile.
2.
C
h
ec
k
f
u
zz
y
o
u
tp
u
t g
r
o
u
p
s
f
il
e.
3.
Select
r
ec
o
r
d
f
r
o
m
r
u
le
f
ile
a
n
d
s
elec
t r
ec
o
r
d
f
r
o
m
o
u
tp
u
t g
r
o
u
p
s
f
ile.
4.
A
d
d
o
u
tp
u
t
g
r
o
u
p
n
a
m
e
i
n
to
r
u
le
f
ile.
5.
C
h
ec
k
r
u
le
s
.
3
.
7
.
Check
s
elec
t
io
ns
:
T
h
is
s
tep
r
ep
r
esen
ts
t
h
e
v
er
i
f
ic
atio
n
o
f
t
h
e
co
n
s
tr
u
cted
s
y
s
te
m
f
o
r
er
r
o
r
s
in
:
1.
Data
b
ase
f
ile.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8938
IJ
-
A
I
Vo
l.
6
,
No
.
1
,
Ma
r
ch
2
0
1
7
:
1
–
7
4
2.
Fu
zz
y
f
i
le.
3.
Fu
zz
y
f
ie
ld
s
.
3
.
8
.
Add F
uzzy
I
nfo
r
m
a
t
io
n into
Da
t
a
ba
s
e
F
ile:
T
h
e
s
tep
s
to
ad
d
f
u
zz
y
in
f
o
r
m
atio
n
w
h
ic
h
co
n
s
is
t
s
o
f
:
1.
C
h
ec
k
f
u
zz
y
f
iles
a
n
d
DB
f
ile.
2.
Select
r
ec
o
r
d
f
r
o
m
DB
f
i
le.
3.
Select
v
al
u
e
o
f
f
u
zz
y
f
ield
s
f
r
o
m
DB
f
ile
an
d
c
h
ec
k
v
al
u
e
with
o
th
er
v
alu
e
s
in
m
e
m
b
er
s
h
i
p
f
ile.
4.
Select
Min
(
v
alu
e)
f
o
r
th
e
r
ele
v
an
t r
u
les i
n
t
h
e
r
u
le
f
ile.
5.
C
r
ea
te
m
e
m
b
er
s
h
ip
f
o
r
o
u
tp
u
t.
6.
C
alcu
late
o
u
tp
u
t
v
al
u
es
u
s
i
n
g
ce
n
ter
o
f
g
r
av
it
y
(
C
OG)
d
ef
u
zz
i
f
icatio
n
ac
co
r
d
in
g
to
eq
u
atio
n
(
4
)
[
1
1
]
,
[
1
2
]
:
A
1
A
1
µ
(
)
o
u
t
p
u
t
=
µ
(
)
i
M
i
i
i
i
M
i
i
yy
y
(
4
)
W
h
er
e
M
is
th
e
n
u
m
b
er
o
f
f
u
z
z
y
r
u
les,
y
i
is
t
h
e
ce
n
ter
o
f
f
u
z
z
y
s
et
A
i
,
is
a
p
o
in
t
i
n
th
e
u
n
i
v
er
s
e
o
f
d
is
co
u
r
s
e,
an
d
µ
A
i
i
s
th
e
m
e
m
b
er
s
h
ip
v
al
u
e
o
f
t
h
e
f
u
zz
y
s
et
A
i
.
A
d
d
r
esu
l
ts
o
f
C
OG
an
d
Ma
x
(
m
e
m
b
er
s
h
ip
)
o
u
tp
u
t i
n
to
d
atab
ase
f
ile.
4.
SYST
E
M
I
M
P
L
E
M
E
NT
A
T
I
O
N
FID
B
is
a
s
o
f
t
w
ar
e
ap
p
licatio
n
d
ev
e
lo
p
ed
u
s
i
n
g
Vi
s
u
a
l
C
+
+.
I
t
is
d
esig
n
ed
f
o
r
a
d
atab
a
s
e
s
y
s
te
m
co
n
tain
i
n
g
f
u
zz
y
d
ata
an
d
p
r
o
ce
s
s
d
ata
to
m
a
k
e
d
ec
is
io
n
b
y
a
s
et
o
f
r
u
les.
T
h
is
s
y
s
te
m
ca
n
b
e
u
s
ed
b
y
a
n
y
u
s
er
.
Fi
g
u
r
e
3
g
i
v
es t
h
e
m
ain
m
en
u
ar
ch
itect
u
r
e
o
f
th
e
FID
B
s
y
s
te
m
.
5.
RE
SU
L
T
S
A
ND
AN
AL
Y
SI
S
I
n
o
r
d
er
to
illu
s
tr
ate
th
e
FID
B
,
w
e
co
n
s
id
er
th
e
p
r
o
b
le
m
o
f
c
h
o
o
s
in
g
a
n
e
m
p
lo
y
er
f
r
o
m
a
g
r
o
u
p
o
f
e
m
p
lo
y
er
s
as
a
ca
s
e
s
t
u
d
y
.
T
h
e
s
elec
tio
n
d
ep
en
d
s
o
n
t
h
e
e
v
alu
a
tio
n
in
E
n
g
li
s
h
la
n
g
u
a
g
e
(
E
n
_
d
eg
r
ee
f
ield
)
,
ex
p
er
ien
ce
o
f
t
h
e
e
m
p
lo
y
er
(
E
m
_
d
eg
r
ee
f
ield
)
,
an
d
ag
e
o
f
th
e
e
m
p
lo
y
er
(
Ag
e
f
ield
)
.
H
er
e,
E
n
_
d
eg
r
ee
a
n
d
E
m
_
d
eg
r
ee
ar
e
t
h
e
u
n
-
r
elat
io
n
al
f
ield
(
n
o
t
h
av
e
w
ei
g
h
ts
,
i.
e.
f
u
zz
y
v
ar
iab
le
s
)
,
W
h
ile
th
e
A
g
e
f
ield
ca
n
h
av
e
an
y
w
ei
g
h
t
(
n
o
n
-
f
u
zz
y
v
ar
iab
l
e)
.
T
a
b
le
“
T
E
ST
.
x
ls
”
g
i
v
e
n
i
n
F
i
g
u
r
e
4
,
s
h
o
w
s
t
h
e
n
a
m
e
o
f
e
m
p
lo
y
er
a
n
d
t
h
eir
co
r
r
esp
o
n
d
in
g
v
al
u
e
s
.
T
h
e
p
r
o
b
lem
is
to
i
m
p
le
m
e
n
t
th
e
FID
B
s
y
s
te
m
to
c
h
o
o
s
e
t
h
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Evaluation Warning : The document was created with Spire.PDF for Python.