. 2023 May 31;13:8795. doi: 10.1038/s41598-023-32764-5

Table 2.

RMSE against the ground truth in the lung, spine, and global regions shown in Fig. 5.

Dataset	SimPBU100			Simulated patients (mean ± std)			RePBU100
Dataset	Lungs	Spine	Global	Lungs	Spine	Global	Lungs	Spine	Global
I_Prop	0.020	0.021	0.056	0.025 ± 0.006	0.234 ± 0.112	0.110 ± 0.052	0.024	0.049	0.028
I_{Meng_L}	0.174	1.280	0.555	0.199 ± 0.074*⁺	1.404 ± 0.517*⁺	0.890 ± 0.216*⁺	0.025	0.087	0.053
I_{Meng_S}	0.775	0.574	0.616	0.565 ± 0.212*⁺	1.169 ± 0.492*⁺	0.878 ± 0.139*⁺	0.164	0.097	0.131
I_{Meng_G}	0.363	0.890	0.419	0.474 ± 0.148*⁺	1.525 ± 0.571*⁺	0.683 ± 0.221*⁺	0.082	0.083	0.060
I_Cai	0.097	0.558	0.258	0.062 ± 0.018*⁺	0.451 ± 0.162*	0.201 ± 0.070*	–	–	–
I_DSE	0.022	0.041	0.131	0.136 ± 0.173⁺	0.450 ± 0.206*	0.264 ± 0.116*⁺	0.033	0.066	0.052
I_ff	0.523	2.109	1.138	0.444 ± 0.080*⁺	2.341 ± 0.564*⁺	1.164 ± 0.244*⁺	0.033	0.101	0.055

(*) Difference in mean value is statistically significant (p < 0.05) with respect to I_prop. (⁺) Difference in standard deviation is statistically significant (p < 0.05) with respect to I_prop.