Table B6.

MAPE comparisons of RSP between the reference and DECT parametric mapping models for a pelvic site with three tissue surrogates using a TBDE pelvis scan.

M701		Soft Tissue	Spinal Cord	Bone
Empirical Model		2.6 ± 2.1	2.8 ± 2.2	3.5 ± 2.3
Conventional	ANN	1.1 ± 0.9	1.3 ± 1.0	6.9 ± 1.1
	FCNN	1.7 ± 0.7	2.6 ± 1.1	5.2 ± 0.7
	DFCNN	1.9 ± 0.6	2.7 ± 0.8	5.4 ± 0.9
	RN-v1	2.0 ± 0.6	2.4 ± 0.7	4.6 ± 0.6
	RN-v2	1.9 ± 0.6	2.5 ± 0.8	4.8 ± 0.5
	DRN-v2	2.1 ± 1.3	2.7 ± 1.7	4.1 ± 1.1
Physics-informed	ANN	1.0 ± 0.8	2.0 ± 1.2	5.7 ± 1.2
	FCNN	1.8 ± 0.6	2.6 ± 0.8	5.2 ± 0.7
	DFCNN	1.8 ± 0.6	2.8 ± 0.8	5.3 ± 0.7
	RN-v1	1.9 ± 0.6	2.4 ± 0.8	5.1 ± 0.7
	RN-v2	1.9 ± 0.6	2.5 ± 0.8	5.2 ± 0.9
	DRN-v2	1.9 ± 0.6	2.7 ± 0.8	5.0 ± 1.1
M702		Soft Tissue	Spinal Cord	Bone
Empirical Model		2.4 ± 1.9	2.5 ± 1.9	3.4 ± 2.1
Conventional	ANN	1.0 ± 0.9	1.5 ± 0.8	7.2 ± 1.1
	FCNN	1.7 ± 0.7	2.9 ± 0.7	5.4 ± 0.7
	DFCNN	1.9 ± 0.5	2.9 ± 0.5	5.5 ± 0.9
	RN-v1	2.0 ± 0.6	2.7 ± 0.6	4.6 ± 0.7
	RN-v2	2.0 ± 0.6	2.8 ± 0.6	4.8 ± 0.7
	DRN-v2	2.1 ± 1.3	2.7 ± 1.2	4.3 ± 1.1
Physics-informed	ANN	1.0 ± 0.7	2.6 ± 1.0	6.0 ± 1.2
	FCNN	1.8 ± 0.6	2.9 ± 0.5	5.3 ± 0.7
	DFCNN	1.8 ± 0.6	3.0 ± 0.6	5.4 ± 0.7
	RN-v1	1.9 ± 0.6	2.8 ± 0.6	5.1 ± 0.8
	RN-v2	1.9 ± 0.6	2.8 ± 0.6	5.3 ± 0.9
	DRN-v2	2.0 ± 0.6	3.0 ± 0.6	5.1 ± 1.2