Obtaining and using second order derivative information in the solution of large scale inverse problems. - Mihai Alexe; Alexandru Cioaca; Adrian Sandu (SpringSim, 2010)

Efficient Computation of Observation Impact in 4D-Var Data Assimilation. - Alexandru Cioaca; Adrian Sandu; Eric de Sturler; Emil M. Constantinescu (WoCoUQ, 2011)

Second-order adjoints for solving PDE-constrained optimization problems. - Alexandru Cioaca; Mihai Alexe; Adrian Sandu (Optim. Methods Softw., 2012)

Dynamic Sensor Network Configuration in InfoSymbiotic Systems Using Model Singular Vectors. - Adrian Sandu; Alexandru Cioaca; Vishwas Rao (ICCS, 2013)

Efficient methods for computing observation impact in 4D-Var data assimilation - Alexandru Cioaca; Adrian Sandu; Eric de Sturler (CoRR, 2013)

A Computational Framework for Assessing and Optimizing the Performance of Observational Networks in 4D-Var Data Assimilation. - Alexandru Cioaca (2013)

Low-rank approximations for computing observation impact in 4D-Var data assimilation. - Alexandru Cioaca; Adrian Sandu (Comput. Math. Appl., 2014)

An optimization framework to improve 4D-Var data assimilation system performance. - Alexandru Cioaca; Adrian Sandu (J. Comput. Phys., 2014)

Advanced HPC methods for large-scale sensitivity analysis. - Alexandru Cioaca (ECAI, 2015)

Adaptive numerical control for dynamic data-driven applications. - Alexandru Cioaca (ECAI, 2015)