TY - RPRT TI - Lagrangian operator inference enhanced with structure-preserving machine learning for nonintrusive model reduction of mechanical systems AU - Sharma, Harsh (ORCID:0000000184112285) AU - Najera-Flores, David (ORCID:0000000341384007) AU - Todd, Michael (ORCID:0000000244925887) AU - Kramer, Boris (ORCID:0000000236267925) PY - 2024 DO - 10.1016/j.cma.2024.116865 UR - https://www.osti.gov/biblio/2580918 ID - 2580918 ER -