Information Technology Reference
In-Depth Information
Fig. 11.55
brd
in the presence of strong near-
surface noise: NP and CP are, respectively, the near-surface and crustal prisms. The horizontal
scale of distances is given in kilometers, and the vertical scale of resistivities is given in logarithmic
units of Ohm
Pseudo-topographies of the apparent resistivity
·
m
sufficiently large depth (Singer and Fainberg, 1997). The upper layer
{
1
(
x
,
y
)
,
h
1
}
is characterized by conductance
S
1
(
x
y
). Applying the Price-
Sheinmann boundary conditions (7.15) valid within the
S
1
−
,
y
)
=
h
1
/
1
(
x
,
interval, we write
H
x
(
x
,
y
,
h
1
)
−
H
x
(
x
,
y
,
0)
=
S
1
(
x
,
y
)
E
y
(
x
,
y
,
0)
H
y
(
x
,
y
,
h
1
)
−
H
y
(
x
,
y
,
0)
=−
S
1
(
x
,
y
)
E
x
(
x
,
y
,
0)
(11
.
23)
E
x
(
x
,
y
,
h
1
)
=
E
x
(
x
,
y
,
0)
E
y
(
x
,
y
,
h
1
)
=
E
y
(
x
,
y
,
0)
,
