•  SAI-R: Strengthening American Electricity Infrastructure for an Electric Vehicle Future: An Energy Justice Approach, National Science Foundation, 09/15/2022-09/14/2025, J. Xu (PI), W. Ji, F. Zhang, S. Siddiki.

•  Graph-based Cyber Attack Detection and Mitigation in Power Grids, 07/01/2022-06/30/2023, W. Ji (PI), J. Xu.

•  Large-scale Simulation-based Optimization and Machine Learning for Resilient Power Grid, UChicago Argonne LLC/Department of Energy, 11/01/2020-10/31/2022, J. Xu (PI).

•  Towards Self-healing Resilient Microgrids Using DDDAS, Air Force Office of Scientific Research (Sub-award from the University of Miami), 08/01/2019-08/14/20222, J. Xu (PI), C.-H. Chen.

•  Collaborative Research: Improving Power Grids Weather Resilience through Model-free Dimension Reduction and Stochastic Search for Optimal Hardening, National Science Foundation, 08/01/2019-07/31/2022, J. Xu (PI)

•  Simulation-based Optimization for Optimal Power Line Hardening, UChicago Argonne LLC/Department of Energy, 05/01/2019-07/31/2020, J. Xu (PI).

•  Using Economics Theory to Improving Cloud Resource Utilization with Application Performance Guarantee, 4-VA Research Grant, H. Shen (University of Virginia, PI), J. Xu.

•  Increasing Power Grids Resilience To Weather Via Optimal Power Line Hardening, Jeffress Trust Awards Program in Interdisciplinary Research, 09/30/2017-09/29/2018, J. Xu (PI)

•  EAGER-Dynamic Data: A New Scalable Paradigm for Optimal Resource Allocation in Dynamic Data Systems via Multi-Scale and Multi-Fidelity Simulation and Optimization, jointly funded by the National Science Foundation and the Air Force Office of Scientific Research, 09/01/2015-08/31/2017, J. Xu (PI), K.-C. Chang, C.-H. Chen, E. Huang.

•  Meta-analysis of phase I dose-finding early phase clinical trials to better estimate the Maximum Tolerated Dose, National Cancer Institute, France, 09/01/2015-08/31/2018, S. Zohar (PI), A. Vidyashankar, J. Xu.

•  Improving Search Efficiency in Engineering Design by Integrating Multiple Models at Different Fidelities, National Science Foundation, 05/01/2015-04/30/2018, E. Huang (PI), J. Xu, C.-H. Chen.

•  Context-Based Decisions with Multi-Entity Decision Graphs, Office of Naval Research, 05/01/2014-08/31/2014, P. Costa (PI), K. B. Laskey, and J. Xu.

•  Scalable Optimization via Simulation in a High-Performance Computing Environment, George Mason University Summer Research Funding, 05/16/2014-08/31/2014, J. Xu (PI).

•  Revenue Management in the Cloud, Ralph E. Powe Junior Faculty Enhancement Award, Oak Ridge Associated Universities, 07/01/2013-12/31/2014, J. Xu (PI)..

•  Stochastic Simulation Optimization: An Optimized Approach, National Science Foundation, 09/15/2012-08/31/2016, C.-H. Chen (PI), J. Xu, and R. Ganesan.

•  Efficient Convergent Optimization-via-Simulation Algorithms, George Mason University Summer Research Funding, 05/16/2012-08/31/2012, J. Xu (PI).