Next: The Pixon Concept Up: Pixon-Based Image Restoration Previous: Introduction . ... Each of these aspects of the problem, i.e., the physics, the particulars of the measurement, and the mathematical assumptions are part of the model, , which links the image and the data. ... From Eq. (4) we can find the M.A.P. (Maximum A Posteriori ) image using . ... In GOF image reconstruction the prior is ignored or is effectively set equal to unity, i.e., there is no prior bias concerning the image or the model. ...