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Unmixing dynamic PET images: combining spatial heterogeneity and non-Gaussian noise

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Academic year: 2021

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Table 1. Summary of NMF, LMM and SLMM under (2) θ X (θ) C R (θ) NMF {M, A} X = MA A  0 K,N  -M  0 L,K LMM {M, A} X = MA A  0 K,N -M 0L,K A T 1 K = 1 N SLMM {M, A, B} X = MA + h E 1 A · VB i A  0 K,N kBk 2,1 = P N n=1 kb n k 2M 0L,KB  0 N v ,N A T 1

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