摘要：In Equation 4, there should be no exponent “2” at the end of the equation. The correct Equation 4 reads as follows:
log
[
p
(
D
a
t
a
|
θ
)
]
=
−
N
2
log
(
2
π
)
−
∑
i
=
1
G
{
n
i
2
log
(
γ
2
)
+
n
i
×
{
y
¯
i
′
−
log
[
f
(
d
i
|
θ
′
)
]
}
2
+
(
n
i
−
1
)
×
s
i
′
2
2
γ
2
}
.
The authors regret the error.
