Table 1.

Image error (mean ± standard deviation) relative to CTAC for PET images reconstructed utilizing dRHE-MRAC, MRAC-1, and MRAC-2 in various brain regions of ten subjects.

Brain Regions	MRAC-1 error [%]	MRAC-2 error [%]	dRHE- MRAC error [%]
Frontal Lobe Left	−9.1 ± 3.8	−0.1 ± 5.2	−1.2 ± 1.3
Frontal Lobe Right	−10.7 ± 4.0	2.0 ± 6.2	−1.4 ± 1.4
Temporal Lobe Left	−2.3 ± 4.1	−5.6 ± 2.6	0.6 ± 1.2
Temporal Lobe Right	−5.7 ± 4.6	−4.2 ± 3.3	0.3 ± 1.3
Parietal Lobe Left	−9.1 ± 5.4	2.2 ± 4.5	−0.5 ± 1.3
Parietal Lobe Right	−9.8 ± 5.9	3.6 ± 5.1	−0.5 ± 1.5
Occipital Lobe Left	−10.1 ± 1.8	−2.7 ± 3.5	−1.0 ± 1.0
Occipital Lobe Right	−12.3 ± 2.0	−1.0 ± 4.2	−1.1 ± 1.0
Cerebellum Left	−4.5 ± 6.0	−7.0 ± 2.1	−1.9 ± 1.9
Cerebellum Right	−4.4 ± 6.3	−6.6 ± 1.8	−1.6 ± 2.1
Brainstem	−1.1 ± 5.4	−4.6 ± 2.8	0.5 ± 1.8
Caudate Nucleus Left	−2.7 ± 2.3	−1.2 ± 2.7	0.2 ± 1.0
Caudate Nucleus Right	−2.7 ± 2.0	−0.9 ± 3.0	0.1 ± 1.1
Putamen Left	−2.3 ± 3.0	−2.0 ± 2.6	0.2 ± 1.0
Putamen Right	−1.8 ± 2.9	−1.7 ± 2.7	0.3 ± 0.9
Thalamus Left	−2.3 ± 2.6	−1.3 ± 2.7	1.0 ± 1.1
Thalamus Right	−2.1 ± 2.3	−1.1 ± 2.9	0.9 ± 1.0
Subthalamic Nucleus Left	−2.2 ± 3.5	−1.8 ± 2.8	1.1 ± 1.2
Subthalamic Nucleus Right	−1.6 ± 3.3	−2.3 ± 2.3	0.9 ± 0.9
Globus Pallidus Left	−2.9 ± 3.6	−2.0 ± 2.8	0.3 ± 1.1
Globus Pallidus Right	−2.2 ± 3.1	−2.2 ± 2.5	0.2 ± 1.0
Cingulate Region Left	−4.5 ± 1.6	−0.3 ± 3.7	−0.6 ± 1.2
Cingulate Region Right	−4.5 ± 1.4	−0.1 ± 3.8	−0.7 ± 1.2
All	−4.8 ± 3.5	−1.8 ± 2.6	−0.2 ± 1.5