Information Technology Reference
In-Depth Information
2
il
a
othe
r pa
rkwa
ys
referred to
l
-th level of a verbal scale is denoted with
,
l
, the relative quantity of plants of seventeen species in the plant-
ings of the Bouleva
rd
Ring avenue referred to
l
-th level of a verbal scale is de-
noted with
i
=
1
17
,
=
1
7
a
,
1
=
l
, and the relative quantity of plants of seventeen species in
the plantings of oth
er
parkways referred to
l
-th level of a verbal scale is
denoted with
1
7
2
l
a
,
l
=
1
.
1
il
a
l
=
1
7
1
a
,
In Table 3.15 data
,
i
=
1
17
,
are shown, in Table 5.16 data
2
l
l
=
1
7
a
are shown, in Table 5.17 data
,
l
=
1
7
are shown, and in Table 5.18
data
l
are shown.
According to Table 3.15 data, COSS= “condition of plantings of the Boulevard
Ring avenue” is constructed, and according to Table 5.17 data, COSS= “condit
ion
of plantings in other parkways” is constructed. Fuzzy numbers
i
a
,
2
i
=
1
17
,
=
1
7
~
l
~
l
1
2
X
,
X
,
l
=
1
7
corresponding to terms of COSS “condition of plantings of Boulevard Ring” and
“condition of plantings in other parkways”, are presented in the form of
T
-numb
ers
or normal triangular numbers. Parameters of membership functions
1
l
l
of terms of COSS = “condition of plantings on the Boulevard Ring
avenue” are given in Table 5.19, and parameters of membership functions for
terms COSS = “condition of plantings in other parkways” are summarized in
Table 5.20.
Membership functions of the fuzzy rating points describing conditions of
seventeen plant species in plantings of the Boulevard Ring avenue are defined by
the formula
μ
=
1
7
,
1
1
1
1
1
1
2
1
2
1
7
1
7
λ
=
a
⊗
μ
⊕
a
⊗
μ
⊕
...
⊕
a
⊗
μ
,
i
=
1
17
.
(5.36)
i
i
i
i
Table 5.16
Relative numbers of plants of the Boulevard Ring avenue within the limits of
levels of a verbal scale
1
1
2
a
1
3
1
4
a
1
5
a
1
6
a
1
7
a
a
a
Place of growth of a plant
The Boulevard Ring avenue
0,009
0,010
0,030
0,130
0,289
0,437
0,095
Table 5.17
Relative numbers of plants in other parkways within the limits of levels of a
verbal scale
Place of growth of a plant
2
3
2
5
2
6
2
7
2
2
2
a
2
4
a
a
a
a
a
a
Other parkways
0,004
0,049
0,058
0,269
0,430
0,149
0,042
