简介:Acompleteanddetailmethodisdescribedtogetdigitallyreconstructedradiographs(DRRs).CastingraystotraverseCTimages,computingCTvaluesofresamplepointsbyinterpolation,thenconvertingCTvaluetoitsattenuationcoefficientbyusingsimplifiedsegmentfunction.Finally,DRRsenhancementismadetogetthebetterdisplayofregionofinterest(ROI),andanewwayisadoptedtoadjustthecustomizationcoefficient.TheexperimentalresultsshowthattheproposedmethodiseffectiveingeneratingthesatisfiedDRRs.