State-Based Adjoint Method for Reduced Order Modeling - Bang, Youngsuk; Wang, Congjian; Abdel-Khalik, Hany S. (Journal of computational and theoretical transport, 2012)
Keywords: adjoint methods; Adjoints; Algorithms; initial conditions perturbation; Invariants; Mathematical models; Methods; Operators; Perturbation methods; Reduced order; reduced order modeling; Reduction; subspace reduction