Sökning: "non-exact reconstruction"

Hittade 1 uppsats innehållade orden non-exact reconstruction.

  1. 1. Iterative Enhancement of Non-Exact Reconstruction in Cone Beam CT

    Uppsats för yrkesexamina på grundnivå, Bildbehandling; Tekniska högskolan

    Författare :Johan Sunnegårdh; [2004]
    Nyckelord :Technology; iterative enhancement; cone beam CT; non-exact reconstruction; PI-original; interpolation; image representation; forward projection; TEKNIKVETENSKAP;

    Sammanfattning : Contemporary algorithms employed for reconstruction of 3D volumes from helical cone beam projections are so called non-exact algorithms. This means that the reconstructed volumes will contain artifacts irrespective of the detector resolution and number of projections angles employed in the process. LÄS MER