Publications
Iterative Online Optimal Feedback Control
Y. Chen and D.J. Braun, Iterative Online Optimal Feedback Control, vol. 66, no. 2, pp. 566-580, IEEE Transactions on Automatic Control, 2021.
Variable Stiffness Springs for Energy Storage Applications
S. Kim, T. Zhang, and D.J. Braun, Variable Stiffness Springs for Energy Storage Applications, IEEE International Conference on Robotics and Automation, Paris, FR, 2020.
The Hidden Potential of Energetically-Passive Exoskeletons
A. Sutrisno and D.J. Braun, The Hidden Potential of Energetically Passive Exoskeletons, Wearable Robotics: Challenges and Trends, Proceedings of the 5th International Symposium on Wearable Robotics, WeRob2020, and of WearRAcon Europe 2020, pp. 3-5, October 13–16, 2020.
How to Run 50% Faster without External Energy
A. Sutrisno and D.J. Braun, How to Run 50% Faster without External Energy, vol. 6, no. 13, eaay1950, Science Advances, 2020.
Operational Space Control under Actuation Constraints using Strictly Convex Optimization
D.J. Braun, Y. Chen, L. Li, Operational Space Control under Actuation Constraints using Strictly Convex Optimization, vol. 36, no. 1, pp. 302-309, IEEE Transactions on Robotics, 2019.
Hardware-in-the-Loop Iterative Optimal Feedback Control without Model-based Future Prediction
Y. Chen and D. J. Braun, Hardware-in-the-Loop Iterative Optimal Feedback Control without Model-based Future Prediction, vol. 35, no. 6, pp. 1419-1434, IEEE Transactions on Robotics, 2019.
Variable Stiffness Spring Actuators for Low Energy Cost Stiffness Modulation
D.J. Braun, V. Chalvet, Chong T.-H., S.S. Apte and N. Hogan, Variable Stiffness Spring Actuators for Low Energy Cost Stiffness Modulation, vol. 35, no. 6, pp. 1435-1449, IEEE Transactions on Robotics, 2019.
Multiphase and Multivariable Linear Controllers that Account for the Joint Torques in Normal Human Walking
E.S. Altinkaynak and D.J. Braun, Multiphase and Multivariable Linear Controllers that Account for the Joint Torques in Normal Human Walking, IEEE Transactions on Biomedical Engineering, 2019.
Algorithmic Resolution of Multiple Impacts in Non-smooth Mechanical Systems with Switching Constraints
Y. Li, H. Yu, and D.J. Braun, Algorithmic Resolution of Multiple Impacts in Non-smooth Mechanical Systems with Switching Constraints, IEEE International Conference on Robotics and Automation, Montreal, CA, pp. 7639-7645, May 2019.
Constrained Feedback Control by Prioritized Multi-objective Optimization
L. Li and D.J. Braun, Constrained Feedback Control by Prioritized Multi-objective Optimization, IEEE International Conference on Robotics and Automation, Montreal, CA, pp. 9496-9501, May 2019.
A Phase-Invariant Linear Torque-Angle-Velocity Relation Hidden in the Human Walking Data
E.S. Altinkaynak and D.J. Braun, A Phase-Invariant Linear Torque-Angle-Velocity Relation Hidden in the Human Walking Data, vol. 27, no. 4, pp. 702-711, IEEE Transactions on Neural Systems & Rehabilitation Engineering, 2019.
Enhancing Mobility with Quasi-passive Variable Stiffness Exoskeletons
A. Sutrisno and D.J. Braun, Enhancing Mobility with Quasi-passive Variable Stiffness Exoskeletons, IEEE Transactions on Neural Systems & Rehabilitation Engineering, vol. 27, no. 3, pp. 487-496, 2019. Highlighted research by IEEE Transactions on Neural Systems & Rehabilitation Engineering.
Reinforcement Learning for a Class of Continuous-time Input Constrained Optimal Control Problems
F. A. Yaghmaie and D.J. Braun, Reinforcement Learning for a Class of Continuous-time Input Constrained Optimal Control Problems, Automatica, vol. 99, pp. 221-227, 2019.
Efficiently Computable Constrained Optimal Feedback Controllers
Y. Chen, L. Roveda and D.J. Braun, Efficiently Computable Constrained Optimal Feedback Controllers, IEEE Robotics and Automation Letters, vol. 4, no. 1, pp. 121-128, 2018.
Positive-Negative Stiffness Actuators
D.J. Braun, V. Chalvet and A. Dahiya, Positive-Negative Stiffness Actuators, IEEE Transactions on Robotics, vol. 35, no. 1, pp. 162-173, 2018.