Table 2.

Reconstruction results for phantom 1 (μ_a=0.23 cm^-1 and ${\mu }_s^{\prime }=5.45{\mathrm{cm}}^{-1}$ using the semi-infinite model and the two-layer model with s fitted background values

		Semi-Infinite Model		Two-Layer Model
	Target Center Depth (C)/Second Layer Depth (D)	Fitted Background Value $\left[{\mu }_{a1}{\mu }_{s1}^{\prime }\right]\left({\mathrm{cm}}^{-1}\right)$	Reconstructed Maximum μa (cm-1)	Fitted Background Value $\left[{\mu }_{a1}{\mu }_{s1}^{\prime }{\mu }_{a2}{\mu }_{s2}^{\prime }\right]\left({\mathrm{cm}}^{-1}\right)$	Reconstructed Maximum μa (cm-1)
Phantom 1 anD silicon	C 0.9 cm, D 1.5 cm	[0.048 5.33]	0.158 (68%)	[0.036 7.89 0.11 3.25]	0.201 (88%)
phantom 1	C 1.5 cm, D 2.1 cm	[0.039 4.76]	0.169 (73%)	[0.037 5.92 0.079 5.17]	0.206 (90%)
	C 1.8 cm, D 2.4 cm	[0.037 5.40]	0.191 (83%)	[0.027 9.90 0.041 18.53]	0.198 (86%)
Phantom 1 and silicon	C 0.9 cm, D 1.5 cm	[0.054 4.79]	0.165 (72%)	[0.020 5.62 0.083 20.21]	0.205 (89%)
phantom 2	C 1.5 cm, D 2.1 cm	[0.037 5.42]	0.160 (70%)	[0.027 5.53 0.051 5.59]	0.173 (75%)
	C 1.8 cm, D 2.4 cm	[0.033 5.57]	0.186 (81%)	[0.018 7.71 0.051 8.07]	0.187 (81%)