Publications

 Select a publication title for more information 
Click on an author to filter by that author
Publication PDF Video Supplement
Export 16 results:
Filters: Author is Johnson, E.  [Clear All Filters]
2007
Johnson, E., and T. D. Murphey, "Dynamic modeling and motion planning for marionettes: Rigid bodies articulated by massless strings", Robotics and automation, 2007 IEEE international conference on: IEEE, pp. 330–335, 2007.  (228.45 KB)
2009
Johnson, E., and T. D. Murphey, "Scalable variational integrators for constrained mechanical systems in generalized coordinates", Robotics, IEEE Transactions on, vol. 25, no. 6: IEEE, pp. 1249–1261, 2009.  (380.4 KB) (503.64 KB)
2008
Johnson, E., and T. D. Murphey, "Discrete and continuous mechanics for tree representations of mechanical systems", Robotics and Automation, 2008. ICRA 2008. IEEE International Conference on: IEEE, pp. 1106–1111, 2008.  (200.83 KB)
2009
Johnson, E., and T. D. Murphey, "Second order switching time optimization for time-varying nonlinear systems", Decision and Control, 2009 held jointly with the 2009 28th Chinese Control Conference. CDC/CCC 2009. Proceedings of the 48th IEEE Conference on: IEEE, pp. 5281–5286, 2009.  (261.85 KB)
2011
Johnson, E., and T. D. Murphey, "Second-order switching time optimization for non-linear time-varying dynamic systems", Automatic Control, IEEE Transactions on, vol. 25, issue 6, no. 99: IEEE, pp. 1–1, 2011.  (318.51 KB)
2009
Johnson, E., K. Morris, and T. D. Murphey, "A variational approach to strand-based modeling of the human hand", Algorithmic Foundation of Robotics VIII: Springer, pp. 151–166, 2009.  (1.46 MB)
2010
Johnson, E., and T. D. Murphey, "Local planning using switching time optimization", Automation Science and Engineering (CASE), 2010 IEEE Conference on: IEEE, pp. 828–834, 2010.  (259.73 KB)
Johnson, E., and T. D. Murphey, "Linearizations for mechanical systems in generalized coordinates", American Control Conference (ACC), 2010: IEEE, pp. 629–633, 2010.  (205.97 KB)
2009
Johnson, E., and T. D. Murphey, "Automated trajectory synthesis from animation data using trajectory optimization", Automation Science and Engineering, 2009. CASE 2009. IEEE International Conference on: IEEE, pp. 274–279, 2009.  (93.3 KB)
Johnson, E., and T. D. Murphey, "Dangers of two-point holonomic constraints for variational integrators", American Control Conference, 2009. ACC'09.: IEEE, pp. 4723–4728, 2009.  (2.14 MB)
2011
Murphey, T. D., and E. Johnson, "Control aesthetics in software architecture for robotic marionettes", American Control Conference (ACC), 2011: IEEE, pp. 3825–3830, 2011.  (535.94 KB)
Martin, P., E. Johnson, T. D. Murphey, and M. B. Egerstedt, "Constructing and implementing motion programs for robotic marionettes", IEEE Transactions on Automatic Control, no. 99: IEEE, pp. 1–1, 2011.  (530.78 KB)
2014
Jochum, E., J. A. Schultz, E. Johnson, and T. D. Murphey, "Robotic Puppets and the Engineering of Autonomous Theater", Controls and Art: Springer International Publishing, pp. 107-128, 2014.
2015
Johnson, E., J. A. Schultz, and T. D. Murphey, "Structured Linearization of Discrete Mechanical Systems for Analysis and Optimal Control", IEEE Transactions on Automation Science and Engineering, vol. 12, issue 1, pp. 140-152, 2015.  (340.62 KB)
In Press
Schultz, J. A., E. Johnson, and T. D. Murphey, "Trajectory Optimization in Discrete Mechanics", Differential-Geometric Methods in Computational Multibody System Dynamics: Springer International Publishing, In Press.  (703.15 KB)