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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: Physiol Meas. 2010 Jul 21;31(8):S1–16. doi: 10.1088/0967-3334/31/8/S01

Table 1.

Timing of a single plain MATLAB-based reconstruction iteration—eight computing threads.

Function Time (s) Time (%)
Forward solve (×3 times)a 570 37.5
Jacobian computation 853 56.0
Conductivity update 93 6.5
Total 1516 100.0
a

The forward solution is computed three times in a single iteration of the algorithm, as a parabolic line search is performed on the conductivity update.