. Author manuscript; available in PMC: 2010 Mar 3.

Published in final edited form as: IEEE Trans Biomed Eng. 2009 Sep 25;57(2):276–283. doi: 10.1109/TBME.2009.2032161

Table 1.

Initial weights for the graph cuts segmentation.

arcs

costs

condition

{p, q}

λ_{2} \cdot {\frac{{exp}^{- {(I_{p} - I_{q})}^{2} / 2 σ^{2}}}{dist (p, q)}}

for {p, q} ∈ N

{p,S}

λ₁ · P_region(p) + λ₃ · C_vessel(p)

for p ∈ N

∞

for p a cylinder center

{p,T}

λ₁ · (1 − P_region(p))

p ∈ N