Geography Reference
In-Depth Information
or areal height obstacles. For each of them, Euclidean distance is calculated, and
from that also Fuzzy Membership.
For point objects (
) is Fuzzy Membership for Euclidean distance
20 m calculated with the following conditions
a_vobj_p
8
<
1,
x ¼
0
20
x
20
μ
MP
ðÞ¼
, 0
<
x
<
20
ð
10
Þ
:
0,
x
20
:
Depth and height of an object are the observed parameters. Fuzzification for both
parameters is given with these conditions
8
<
:
0,
x ¼
0
0
:
1
x
0
μ
MPH
ðÞ¼
ð
11
Þ
, 0
<
x
<
0
:
1
:
1
1,
x
0
:
1
:
For line objects (
Fuzzy Membership is calculated for depth and
height as well, besides that, also width of an object is considered. For Euclidean
distance 10 m, conditions for fuzzification are:
a_vobj_l)
8
<
x ¼
0
1,
10
x
10
μ
HL
ðÞ¼
, 0
<
x
<
10
ð
12
Þ
:
0,
x
10
:
Fuzzy Membership for height, depth and width
8
<
0,
x ¼
0
0
:
1
x
0
μ
HLH
ðÞ¼
ð
13
Þ
, 0
<
x
<
0
:
1
:
:
1
1,
x
0
:
1
:
Polygon objects (
are given by its ground plan; therefore height and
depth were used in the calculation. Fuzzification was calculated for Euclidean
distance 20 m.
a_vobj_a)
8
<
1,
x ¼
0
20
x
20
μ
HP
ðÞ¼
, 0
<
x
<
20
ð
14
Þ
:
0,
x
20
:
Fuzzy Membership for height and depth with conditions