TY - RPRT TI - Molecular-orbital-based machine learning for open-shell and multi-reference systems with kernel addition Gaussian process regression AU - Cheng, Lixue AU - Sun, Jiace (ORCID:0000000205662084) AU - Deustua, J. Emiliano AU - Bhethanabotla, Vignesh C. (ORCID:0000000194016967) AU - Miller, Thomas F. (ORCID:0000000218825380) PY - 2022 DO - 10.1063/5.0110886 UR - https://www.osti.gov/biblio/2421243 ID - 2421243 ER -