TY - RPRT TI - Modeling Aerial Gamma-Ray Backgrounds Using Non-negative Matrix Factorization AU - Bandstra, M. S. AU - Joshi, T. Y. AU - Bilton, K. J. AU - Zoglauer, A. AU - Quiter, B. J. PY - 2020 DO - 10.1109/tns.2020.2978798 UR - https://www.osti.gov/biblio/1650091 ID - 1650091 ER -