Sökning: "Fredrik Dacke"

Hittade 1 uppsats innehållade orden Fredrik Dacke.

  1. 1. Non-local means denoising ofprojection images in cone beamcomputed tomography

    Master-uppsats, KTH/Matematisk statistik

    Författare :Fredrik Dacke; [2013]
    Nyckelord :;

    Sammanfattning : A new edge preserving denoising method is used to increase image quality in cone beam computed tomography. The reconstruction algorithm for cone beam computed tomography used by Elekta enhances high frequency image details, e.g. noise, and we propose that denoising is done on the projection images before reconstruction. LÄS MER