The reconstruction images for the cardiac phantoms in the count Level 1.

<p>From the top to bottom, the first line is the images reconstructed by ML-EM, the second line is the images of the sum of stationary and time-varying components of SLCR (ST + SP), the third line is the images of the stationary component (ST) of SLCR, and the last line is the images of the time-varying component (SP) of SLCR.</p>