TY - RPRT TI - An Efficient, Globally Convergent Method for Optimization Under Uncertainty Using Adaptive Model Reduction and Sparse Grids AU - Zahr, Matthew J. AU - Carlberg, Kevin T. AU - Kouri, Drew P. PY - 2019 DO - 10.1137/18m1220996 UR - https://www.osti.gov/biblio/1559547 ID - 1559547 ER -