Representative Publications, Patents and Presentations

Schierman, J.D., Ward, D.G., Hull, J.R., Gandhi, N., Oppenheimer, M.W., Doman, D.B., "Integrated Adaptive Guidance and Control for Re-Entry Vehicles with Flight Test Results," Journal of Guidance, Control, and Dynamics, Vol. 27, No. 6, Nov-Dec. 2004, pp. 975-988.

Schierman, J., Ward, D., Hull, J., and Gandhi, N., "Intelligent Guidance and Trajectory Command Systems for Autonomous Space Vehicles," AIAA Paper 2004-6253, Proceedings of the AIAA 1st Intelligent Systems Technical Conference, Chicago, Illinois, Sept. 2004.

Schierman, J., Gandhi, N., Hull, J., and Ward, D., "Flight Test Results of an Adaptive Guidance System for Reusable Launch Vehicles," AIAA Paper 2004-4771, Proceedings of the AIAA Guidance, Navigation, and Control Conference, Providence, Rhode Island, Aug., 2004.

Schierman, J., Hull, J., and Ward, D., "On-Line Trajectory Command Reshaping For Reusable Launch Vehicles," AIAA Paper 2003-5439, Proceedings of the AIAA Guidance, Navigation, and Control Conference, Austin, Texas, Aug., 2003.

Polycarpou, M., J.A. Farrell, and M. Sharma, "On-Line Approximation Control of Uncertain Nonlinear Systems: Issues with Control Input Saturation," Proc. 2003 American Control Conference, 2003.

Farrell, J.A., M. Polycarpou, and M. Sharma, "Adaptive Backstepping with Magnitude, Rate, and Bandwidth Constraints: Aircraft Longitudindal Control," Proc. 2003 American Control Conference, 2003.

Farrell, J.A., M. Sharma, and M. Polycarpou, "On-Line Approximation Based Aircraft Longitudinal Flight Control," Proc. 2003 American Control Conference, 2003.

Schierman, J.D., J.R. Hull, and D.G. Ward, "On-Line Trajectory Command Reshaping for Reusable Vehicles," Proc. AIAA Guidance, Navigation, and Control Conf., Austin, Texas, Aug. 2003, AIAA Paper No. 2003-5439.

Ward D.G., M. Sharma, N.D. Richards, J. DeLuca, and M. Mears, "Intelligent Control of Unmanned Air Vehicles Program Summary and Representative Results," Proc. 2nd AIAA Unmanned Unlimited Systems, Technologies, and Operations Aerospace, Land, and Sea) Conference and Workshop, Sep 2003.

Schierman, J.D, J.R. Hull, D.G. Ward, “Adaptive Guidance with Trajectory Reshaping for Reusable Launch Vehicles,” Proc. AIAA Guidance, Navigation, and Control Conf., Monterey, California, Aug. 2002, AIAA Paper No. 2002-4458.

Schierman, J.D, D.G. Ward, J.F. Monaco, J.R. Hull, “A Reconfigurable Guidance Approach For Reusable Launch Vehicles,” Proc. AIAA Guidance, Navigation, and Control Conf., Montreal, Canada, Aug. 2001, AIAA Paper No. 2001-4429.

Bateman, A.J., D.G Ward, and J.F. Monaco, "Stability Analysis for Reconfigurable Systems with Actuator Saturation," Proc. American Control Conf., Anchorage, AK, May 8-10, 2002.

Hull, J.R., D.G. Ward, "Verification and Validation of Neural Networks for Safety-Critical Applications," Proc. American Control Conf., Anchorage, AK, May 8-10, 2002.

Sharma M., D.G. Ward, " Flight-Path Angle Control via Neuro-Adaptive Backstepping," Proc. American Control Conf., Anchorage, AK, May 8-10, 2002.

Larson, E.C., B.E. Parker, Jr., and B.R. Clark, "Modern spectral estimation techniques for structural health monitoring," 2002 American Control Conf., Anchorage, AK, pp. 4220-23, May 8-10, 2002.

Larson, E.C., B.E. Parker, Jr., and B.R. Clark, "Model-based sensor and actuator fault detection and isolation," 2002 American Control Conf., Anchorage, AK, pp. 4215-18, May 8-10, 2002.

Larson, E.C. and B.E. Parker, Jr., "A subspace-based approach to structural health monitoring," Proc. 19th Digital Avionics System Conference, Vol. 2, pp. 6C51-6C58, Oct 2000.

Schierman, J.D, D.G. Ward, J.R. Hull, J.F. Monaco, M.J. Ruth, “Adaptive Guidance Systems for Hypersonic Reusable Launch Vehicles,” Proc. IEEE Aerospace Conference, Big Sky, MT, March, 2001.

Schierman, J.D, D.G. Ward, J.F. Monaco, J.F., J.R. Hull, and T.H. Lawrence, "On-Line Identification and Nonlinear Control of Rotorcraft/External-Load Systems," Proc. AIAA Guidance, Navigation, and Control Conf., Denver, CO, Aug. 2000, AIAA Paper No. 2000-4042.

Bateman, A.J.D., D.G. Ward, R.L. Barron, and M.S. Whalley, "Piloted simulation evaluation of a neural network limit avoidance system for rotorcraft," Proc. AIAA Guidance, Navigation, and Control Conf., Portland, OR, Aug. 1999.

Ward, D.G., J.F. Monaco, and J.D. Schierman, "Reconfigurable control for VTOL UAV shipboard landing," Proc. AIAA Guidance, Navigation, and Control Conf., Portland, OR, Aug. 1999.

Monaco, J.F., D.G. Ward, and R.A. Bird, "Implementation and flight test assessment of an adaptive, reconfigurable flight control system," Proc. AIAA Guidance Navigation and Control Conf., New Orleans, LA, Aug. 1997.

Ward, D.G., R.L. Barron, J.F. Monaco, Y-J.P. Wei, and T.J. Molnar, "Agile nonlinear receding-horizon optimal control law using neural models of stability and control derivatives," Proc. 1996 NASA High-Angle-of-Attack Technology Conf., Hampton, VA, Sep. 1996.

Ward, D.G, "Generalized networks for complex function modeling," Proc. IEEE Systems, Man, & Cybernetics (SMC-94) Conf., Oct. 2-5, 1994.

Ward, D.G, R.L. Barron, M.P. Carley, and T.J. Curtis, "Real-time parameter identification for self-designing flight control," Proc. Nat'l Aerospace and Electronics Conf. (NAECON), Dayton, OH, May 1994.