The National Natural Science Foundation of China(No.51575256);the Fundamental Research Funds for the Central Universities(No.NP2015101,XZA16003);the Priority Academic Program Development of Jiangsu Higher Education Institutions(PAPD)
To improve spectral X-ray CT reconstructed image quality, the energy-weighted reconstructed image xbins^W and the separable paraboloidal surrogates(SPS) algorithm are proposed for the prior image constrained compres...