https://ciis.lcsr.jhu.edu/ 2026-06-04T14:12:47+00:00 https://ciis.lcsr.jhu.edu/ https://ciis.lcsr.jhu.edu/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2019-08-07T16:01:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://ciis.lcsr.jhu.edu/doku.php?id=courses:446:2017:446-2017-14:project&rev=1565193692&do=diff Dynamic x-ray beam positioning for low-dose CT acquisition Last updated: 18 April 2017 Summary A method to dynamically position x-ray beam filters for low dose CT acquisitions is needed in clinical scenarios in which manual centering of the patient within the bore is impractical. Traditional bowtie filters allow the reduction of dose received by the patient without loss of image quality, but these benefits are lost when the physician is forced to remove the filter in the interest of time, whi…