Table 1 Metrics for different algorithms.

From: Efficient parameter identification using nonsmooth and nonconvex regularization for inverse problem of diffuse optical tomography

 

metric

GNC-ADMM

GNC-GN

TVqGN

TVGN

H

\(\mathcal {E}_{l_2}\)

0.0097

0.0185

0.1186

0.2676

\(\mathcal {E}_{tv}\)

0.0037

0.0134

0.1648

0.5943

\(\mathcal {E}_{resi}\)

0.0054

0.0039

0.0104

0.0210

iters

37

59

9

44

time(min)

12

20

3

15

S

\(\mathcal {E}_{l_2}\)

0.0122

0.0756

0.1470

0.1690

\(\mathcal {E}_{tv}\)

0.0023

0.0025

0.2900

0.2275

\(\mathcal {E}_{resi}\)

0.0065

0.0053

0.0168

0.0266

iters

48

54

9

24

time(min)

32

36

6

16

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