(a)
(b)
(c)
(d)
(e)
(f)
(g)
Figure 12: Comparison of the decomposition results through the MAP model and the locally weighted regression method: (a) the reconstructed soft tissue image through the locally weighted method; (b) the decomposed soft tissue image through the MAP model; (c) the DES soft tissue image of (g); (d) the reconstructed bone image through the locally weighted method; (e) the decomposed bone image through the MAP model; (f) the DES bone image of (g); (g) the standard chest radiograph.