Biomedical Engineering Reference
In-Depth Information
2.
Infer the gradient descent flow of the surface S associated with the kNN
region-based energy functional
E
region
(
t
)
=
k
in
(
x
;
t
)
d
x
+
k
out
(
x
;
t
)
d
x
(5.23)
in
(
t
)
out
(
t
)
3.
Explain the influence of each of the terms involved in the evolution of the
surface driven by
∂
S
(
x
;
t
)
∂
t
=
ζ
(
k
out
−
k
in
)
n
−
η
(
g
κ
+∇
g
,
n
)
n
(5.24)
4.
How could we determine the convergence of the level set algorithm?
5.
Explain what could be the advantages of using 3Dmodels for quantification
against 2D MIP images. Regarding the evaluation study presented in this
chapter, was it taking real profit of the 3D measurement capability?
