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Figure 4.10
κ
= 0
.
2; averaged over 60 independent
trials for
the index parameter
(expressed in decibels).
TLS-EXIN (E), TLS-GAO (G) (rho)
−
5
−
10
−
15
G
−
20
−
25
E
30
−
0
1000
2000
3000
4000
5000
6000
7000
8000
9000 10000
Iterations
Figure 4.11
Gaussian noise with variance 0
.
1; averaged over 10 independent trials for the
index parameter (expressed in decibels).
4.6 NUMERICAL CONSIDERATIONS
m
Define
C
=
[
A
;
b
]
∈
×
(
n
+
1
)
and consider the (one-dimensional) TLS solu-
tion. The total number of operations (flops) required by TLS EXIN after the
presentation of all the rows of
C
is given by 2
m
(
3
n
+
1
)
. The ratio
k
(
m
,
n
)
of
the operation counts of the partial SVD (see [98, p. 146] with
s
=
2 [76], where
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