Hybrid PET/MR Kernelised Expectation Maximisation Reconstruction for Improved Image-Derived Estimation of the Input Function from the Aorta of Rabbits

Table 1

Absolute bias (%) and CoV (%) estimation over the 45 frames.

	Mean bias	Max. bias	Min. bias	Mean CoV	Max. CoV	Min. CoV
OSEM	6.3	20.8	0.1	52.0	75.6	31.5
OSEM+G	23.32	39.2	4.4	16.2	34.9	10.1
KEM	12.8	30.2	7.7	19.3	30.4	10.9
HKEM	5.0	19.3	0.8	19.9	32.8	10.7