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

Figure 9

Comparison between reconstructed images with (a) OSEM, (b) OSEM+G, and (c) KEM using only MR and (d) the proposed HKEM fused with the MR UTE image for the [¹⁸F]-NaF rabbit data.

(a)

(b)

(c)

(d)