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3D+t segmentation of PET images using spectral clustering

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Figure

Fig. 1. Regions of the Zubal head phantom used for image simulation.  x  is calculated and the eigenvector that corresponds to
Fig. 3. Sagittal views of the results obtained with KM and AD-KSC on each slice and AD-KSC-3D
TABLE II.   C ONVERGENCE TIME AND QUANTITATIVE CRITERIA  CALCULATED FOR THE K - MEANS APPROACH

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