Jonas Wallin
Universitetslektor, Studierektor för forskarutbildningen, Statistiska institutionen
A Bayesian method to localize lost gamma sources
Författare
Summary, in English
A feasibility study of a Bayesian based algorithm for orphan source localization by means of mobile gamma spectrometry is presented. The method was tested on three types of gamma sources (137Cs, 133Ba and 131I) using a HPGe detector mounted on a vehicle. Estimates on source activity and source locations were within 51% and 29% of actual values, respectively. Further studies are required to validate and develop this method for additional source-detector configurations and gamma radiation background conditions.
Avdelning/ar
- Medicinsk strålningsfysik, Malmö
- Statistiska institutionen
Publiceringsår
2019-03-01
Språk
Engelska
Sidor
142-147
Publikation/Tidskrift/Serie
Applied Radiation and Isotopes
Volym
145
Länkar
Dokumenttyp
Artikel i tidskrift
Förlag
Elsevier
Ämne
- Radiology, Nuclear Medicine and Medical Imaging
- Probability Theory and Statistics
Nyckelord
- Bayesian statistics
- Mobile gamma spectrometry
- Orphan gamma sources
- Radioactive source mapping
- Source localization
Status
Published
Forskningsgrupp
- Medical Radiation Physics, Malmö
ISBN/ISSN/Övrigt
- ISSN: 0969-8043