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. Author manuscript; available in PMC: 2022 Oct 1.
Published in final edited form as: PET Clin. 2021 Oct;16(4):553–576. doi: 10.1016/j.cpet.2021.06.005

Fig. 2.

Fig. 2.

A typical supervised learning setup for image enhancement with a training phase that computes the model parameters and requires paired clean and corrupt images and a testing phase that assesses the model’s performance in an independent subset of paired images.