Biomedical Engineering Reference
In-Depth Information
Deinition4.3
The.primary.schemata.competition.set.[3,.10,.19].of.schema.ξ
∈
S
.is.deined.as
( )}
.
(4.8)
S
= ξ ∈
{
S f
:
(
ξ
)
=
f
ξ
i
L
i
L
.
Remark4.1
If.the.order.of.schema.ξ.is.
o
(ξ) =
n
,
S
.is.called.the.
n
-order.primary.schemata.
competition.set..Any.two.schemata.in.
S
.are.said.to.have.an.
n
-order.primary.
schemata.competition.relation..It.is.also.denoted.that.
S
=
S
\{ }
.contains.all.
ξ
ξ
ξ
the.competitors.of.schema.ξ.
Example4.1
Let. ξ = **0*0*,. then.
f
L
ξ =
( )
{2, 4}
. and.
f
T
ξ
( , {2, 3}) 0 *
=
.. We. also. have.
,.
{ * *0 * 1*, * *1* 0*, * *1* 1*}
.
S
=
ξ
{* * 0 * 0*, * *0 * 1*, * *1* 0*, * *1* 1*}
S
=
ξ
Deinition4.4
The. bit. distance. between. two. bits.
x
i
. and.
y
i
,. where.
x y
,
∈
{0, 1, *}
≡
B
,. is.
i
i
defined.as
x
x
=
≠
*
*,
1
1
0
0.5
i
y
≠
*,
x
=
y
i
i
i
i
(
)
=
d x y
,
i
i
x
*,
y
*,
x
y
≠
≠
≠
i
i
i
i
x
≠
*,
y
=
*
i
i
.
.
(4.9)
describing.how.close.
y
i
.matches.
x
i
.
Remark4.2
d x y
(
,
)
d y x
(
,
)
.
It.should.be.noted.that.
≠
i
i
i
i
Remark4.3
d x y
i
(
,
)
0.5.
.It.assumes.that.a.don't-care.bit.
For.the.case.of.
x
i
≠
*.and.
y
i
=
*,.
=
i
has.an.equal.chance.to.be.0.or.1.
Deinition4.5
m
v v
,
∈
B
The.regional.similarity.of.two.strings.
v
1
.and.
v
2
,.where.
,.is.specified.by
i
j
m
−
1
∏
(
v v
,
)
d v j v j
(
( ),
( ))
δ
=
1
2
1
2
j
=
0
.
.
(4.10)
where.
v j
i
( )
.is.the.
j
th.bit.of.
v
i
..Note.that.δ
v
(
,
v
2
.ranges.from.0.to.1.
)
1
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