Hybrid Multilevel Sparse Reconstruction for a Whole Domain Bioluminescence Tomography Using Adaptive Finite Element

Table 3

Reconstruction results on different mesh levels in double-source case.

Mesh	Recon. method	Source ID	Recon. location (mm)	LE (mm)	Power (nW)	RE (%)
Θ1	SwF-LASSO	1	10.96,7.63,24.52	2.31	0.5231	147.5
		2	10.96,7.63,24.52	3.81	0.5231	132.5
Θ2	Only SwF-LASSO	1	9.98,7.58,25.33	1.50	0.3337	57.4
		2	12.09,4.66,25.06	0.67	0.5805	158
	Hybrid method	1	9.70,6.14,25.10	0.79	0.2208	4.2
		2	12.09,4.66,25.06	0.67	0.2083	7.4
Θ3	Only SwF-LASSO	1	9.70,6.14,25.10	0.79	0.2894	36.5
		2	12.09,4.66,25.06	0.67	0.4393	95.2
	Hybrid method	1	𝟖.𝟖𝟎,𝟓.𝟗𝟒,𝟐𝟒.𝟗𝟏	0.60	0.2168	2.3
		2	𝟏𝟐.𝟎𝟗,𝟒.𝟔𝟔,𝟐𝟓.𝟎𝟔	0.67	0.2638	17.2