Geoscience Reference
In-Depth Information
Full GA inverted model forward
Spatial response (mV) - top array
Full GA inverted model forward
spatial response (mV) - back array
25
4
8
12
16
20
24
28
32
270
270
Time = 185 s
20
Hole 10
15
3
7
11
15
19
23
27
31
190
190
E3
10
CMS
DRL
5
2
6
10
14
18
22
26
30
110
110
0
Hole 9
−5
1
5
9
13
17
21
25
29
30
30
−10
30
110
190
270
20
100
180
260
(a)
X
-position (mm)
(b)
Z
-position (mm)
Thresholded dipole positions for top array
Thresholded dipole positions for back array
0.3
0.3
0.25
0.25
0.2
0.2
(f)
(e)
0.15
0.15
0.1
0.1
0.05
0.05
0
0
0.05
-0.05
0
0.1
0.15
0.2
0.25
0
-0.1
-0.15
-0.2
-0.25
(c)
(d)
X
-position (m)
Z
-position (m)
Thresholded dipole positions for top array
Thresholded dipole positions for back array
0.12
0.12
0.11
0.11
0.1
0.1
0.09
0.09
0.08
0.08
0.07
0.07
0.06
0.06
-0.08
-0.09
-0.1
-0.11
-0.12
-0.13
0.2
0.21
0.22
0.23
0.24
0.25
0.26
Z
-position (m)
(e)
X
-position (m)
(f)
Figur
e
5.33
Localization of the causative source of current.
a)
and
b)
E3 forward modeled voltage distribution of the genetic
algorithm located dipole.
c)
and
d)
Spatial location of the dipole within the concrete block.
e)
and
f)
Close-up of the dipole
location showing the vertical orientation of the dipole moment. (
See insert for color representation of the figure
.)
