. Author manuscript; available in PMC: 2016 Dec 1.

Published in final edited form as: Med Image Anal. 2015 Aug 28;26(1):82–91. doi: 10.1016/j.media.2015.08.010

Table 2.

Runtime of each method on an Intel Xeon W3550 4 Core CPU (64 bit Ubuntu Linux 12.04)

Methods	Time Consumed
Methods	Registration	Fusion	Total

Multi-Atlas segmentation (with majority vote)	≈ 22 hours	≈ 5 min	≈ 22 hours
Multi-Atlas segmentation (with SS)	≈ 22 hours	≈ 2 hours	≈ 24 hours
Multi-Atlas segmentation (with NLSS)	≈ 22 hours	≈ 14 hours	≈ 36 hours
Joint Label Fusion framework	≈ 2 min	≈ 4 hours	≈ 4 hours
Multi-Atlas Learner Fusion framework (with 5 learners)	≈ 2 min	≈ 2 min	≈ 4 min
Multi-Atlas Learner Fusion framework (with 25 learners)	≈ 2 min	≈ 6 min	≈ 8 min