Journal Papers

• C. Zhang, R. Ordóñez, Robust and Adaptive Design of Numerical Optimization-based Extremum Seeking Control, to appear in Automatica, 2009.
• Z. Jiang, R. Ordonez, On-line Robust Trajectory Generation on Approach and Landing for Reusable Launch Vehicles, to appear in Automatica, 2009.
• K. Jahan, R. Ordóñez, R. Ramachandran, S. Balzer, M. Stern, Modeling Biodegradation of Nonylphenol, Water, Air and Soil Pollution, Volume 8, Numbers 3-4, August, 2008.
• V. Gazi, R. Ordóñez, Target Tracking Using Artificial Potentials and Sliding Mode Control, International Journal of Control, Oct. 2007, 80:10, 1626 - 1635.
• J. Yao, Ordóñez R., V. Gazi, Swarm Tracking Using Artificial Potentials and Sliding Mode Control, ASME J. Dyn. Sys., Meas., Control, Vol. 129, Sept. 2007, Issue 5, pp. 749-754.
• Zhang C., Ordóñez R., Numerical Optimization-Based Extremum Seeking Control with Application to ABS Design, IEEE Transactions on Automatic Control, Vol. 52, No. 3, pp. 454-467, 2007.
• Ordóñez R., Spooner J. T., Passino K.M., Experimental Studies in Nonlinear Discrete-Time Adaptive prediction and Control, IEEE Transactions on Fuzzy Systems, Vol. 14, No. 2, pp. 275-286, 2006.
• Maggiore M., Ordóñez R., Passino K. M., Adibhatla S., Estimator design in jet engine applications, Engineering Applications of Artificial Intelligence Vo. 16, pp. 579–593, 2003.
• Ordóñez R., Passino K.M., Control of Discrete Time Nonlinear Systems with a Time-Varying Structure, Automatica, Vol. 39, No. 3, pp. 463-470, 2003.
• Pagès O., Caron B., Ordóñez R., Mouille P., Control System Design by Using a Multi-Controller Approach with a Real-Time Experimentation for a Robot Wrist, in a special issue entitled Switched, Polytopic and Piecewise Linear Systems of the International Journal of Control, Vol. 75 Nos. 16/17, pp. 1321 to 1334, Nov 2002.
• Ramachandran R.P., Marchese A., Ordóñez R., et al., Integration of Multidisciplinary Design and Technical Communication: An Inexorable Link, Int. J. Eng. Ed., Vol. 18, No. 1, pp. 32-38, 2002.
• Ordóñez R., Passino K.M., Indirect Adaptive Control for a Class of Nonlinear Systems with a Time-Varying Structure, International Journal of Control, Vol. 74, No. 7, 701-717, 2001.
• Ordóñez R., Passino K.M., Adaptive Control for a Class of Nonlinear Systems with a Time-Varying Structure, IEEE Transactions on Automatic Control, Vol. 46, No. 1, 152-155, 2001.
• Ordóñez R., Passino K.M., Stable Multi-Input Multi-Output Adaptive Fuzzy/Neural Control, IEEE Transactions on Fuzzy Systems, Vol. 7, No. 3, 345-353, 1999.
• Ordóñez R., Zumberge J., Spooner J.T., Passino K.M., Adaptive Fuzzy Control: Experiments and Comparative Analyses, IEEE Trans. on Fuzzy Systems, Vol. 5, No. 2, 167-188, 1997.

Book

• Spooner J.T., Maggiore M., Ordóñez R., Passino K.M., "Adaptive Control and Estimation for Nonlinear Systems: Neural and Fuzzy Approximator Techniques," John Wiley and Sons, 2002.  Supplemental Information: To get Matlab and C code for solutions to some of the problems studied in the book click here.

Book Chapters

• Ordóñez R., Passino K.M., "Intelligent Control of Nonlinear Systems with Time-Varying Structure," in the Electrical Engineering Handbook, W. K. Chen, M. Sain, eds., Academic Press, to appear.
• Ordóñez R., Passino K.M., "Stable Multi-Input Multi-Output Adaptive Fuzzy/Neural Control," in "Adaptive Control Systems," G. Feng and R. Lozano, eds., Butterworth-Heinemann Pub., Oxford, UK, 1999.

Conference Papers

• Z. Jiang, R. Ordóñez, Disturbance Rejection in Approach and Landing Trajectory Generation for RLVs, 2008 IEEE National Aerospace and Electronics Conference, Dayton, OH, July 2008
• Z. Jiang, R. Ordóñez, Robust Approach and Landing Trajectory Generation for Reusable Launch Vehicles in Winds, IEEE Multi-conference on Systems and Control (CCA section), Sept. 2008, San Antonio, TX
• A. L. Jennings, R. Ordóñez, N. Ceccarelli, Dynamic Programming Applied to UAV Way Point Path Planning in Wind, IEEE Multi-conference on Systems and Control (CACSD section), Sept. 2008, San Antonio, TX
• l. Koksal, V. Gazi, B. Fidan, R. Ordonez, Tracking a Maneuvering Target with a Non-holonomic Agent Using Artificial Potentials and Sliding Mode Control, 16th Mediterranean Conference on Control and Automation, June 2008.
• M. I. Koksal, V. Gazi, B. Fidan, and R. Ordonez, Hareketli Bir Hedefin Hiz-Kisitlamali Erkinlerden Olusan bir Robot Surusu ile Yapay Potansiyel Fonksiyonlar ve Kayan Kip Yontemini Kullanarak Takibi, Turkish National Conference on Automatic Control (TOK07), pp. 329-334, Istanbul, Turkey, September 2007 (in Turkish).
• Jiang Z., Ordóñez R., On-Line Approach/Landing Trajectory Generation with Input Deviation Bound Uncertainty for Reusable Launch Vehicles, 2007 IEEE Conference on Decision and Control.
• Jiang Z., Ordóñez R., Trajectory Generation on Approach and Landing for RLVs Using Motion Primitives and Neighboring Optimal Control, 2007 American Control Conference.
• S. Kanchanavally, R. Ordóñez, C. J. Schumacher, Path Planning in Three Dimensional Environment using Feedback Linearization, 2006 American Control Conference.
• A. Gonzalez, R. Ordonez, Adaptive Control Scheme for Plants with Time-varying Structure Using On-line Parameter Estimation, IEEE Conference on Decision and Control, Barcelona, Dec. 2005.
• C. Zhang, R. Ordonez, Numerical Optimization-based Extremum Seeking Control of LTI Systems, IEEE Conference on Decision and Control, Barcelona, Dec. 2005.
• S. Kanchanavally, C. Zhang, R. Ordonez, J. Layne, Mobile Target Tracking With Communication Delays, invited paper, 2004 IEEE CDC.
• C. Zhang, Q. Sheng and R. Ordonez, Notes On The Convergence And Applications Of Surrogate Optimization, Proceedings Of The Fifth International Conference On Dynamical Systems And Differential Equations, June 16 – 19, 2004, Pomona, CA, USA.
• C. Zhang, R. Ordonez, C. Schumacher, Multi-vehicle Cooperative Search with Uncertain Prior Information, 2004 AIAA GNC.
• Gazi V., Ordonez R., Target Tracking Using Artificial Potentials and Sliding Mode Control, 2004 ACC.
• Kanchanavally S., Ordonez R., J. Layne, Mobile Target Tracking by Networked Uninhabited Autonomous Vehicles via Hospitabiliy Maps, 2004 ACC.
• Pagès O., El Hajjaji A., Ordóñez R., Hinf Tracking for Fuzzy Systems with an Application to Four Wheel Steering of Vehicles, 2003 IEEE International Conference on Systems, Man & Cybernetics, Oct. 5–8, Washington, D.C.
• V. Shah , A. Chaubal , R. P. Ramachandran, R. Ordóñez, K. Jahan, System Observability and Nonlinear Parameter Identification of Nonylphenol Biodegradation Kinetics, IEEE International Symposium on Circuits and Systems, Bangkok, Thailand, pp. III-24--III-27, May 25--28, 2003.
• C. Zhang, R. Ordóñez, Decentralized adaptive coordination and control of uninhabited autonomous vehicles via surrogate optimization, 2003 American Control Conference, Denver, Colorado, June 4-6, 2003.
• Ordóñez R., Direct Adaptive Regulation of Discrete Time Nonlinear Systems with Arbitrary Nonlinearities by Backstepping, IEEE Conf. Decision and Control 2002.
• Ordóñez R., Passino K.M., "Wing Rock Regulation with a Time-Varying Angle of Attack," Proceedings of the Int. Symp. Intelligent Control/IEEE Mediterranean Conf. Automation and Control, pp. 49-54, Patras, Greece, July 17-19, 2000.
• Marchese A. J., Newell J. A., Ordóñez R., Schmalzel J. L., Sukumaran B., Benavidez H., Haynes J., "A Pedagogical Concept of Integrating Multidisciplinary Design and Technical Communication," ASEE Annual Conference and Exhibition, St. Louis, Missouri, Session 2325, June 18-21, 2000.
• Ordóñez R., Passino K.M., "Indirect Adaptive Control for a Class of Time-Varying Nonlinear Systems," Proc. of the American Control Conference, pp. 3128-3132, Chicago, IL, June 2000.
• Ordóñez R., Passino K.M., "Adaptive Control for a Class of Time-Varying Nonlinear Systems," Proc. of the American Control Conference, pp. 3133-3137, Chicago, IL, June 2000.
• Ordóñez R., Passino K.M., "Control of Continuous Time Nonlinear Systems with a Time-Varying Structure," Proc. of the American Control Conference, pp. 164-168, Chicago, IL, June 2000.
• Bobcowski C., Costa J., Shaw S., Zucal R., Schmalzel J. L., Ordóñez R., Chen J., "Preliminary Design of an Electrodynamic Balance for Single Particle Analysis," IEEE Instrumentation and Measurement Technology Conference, pp. 415-420, Baltimore, MD, May 1-4, 2000.
• Maggiore M., Ordóñez R., Passino K.M., Adibhatla S., "Estimator Design in Jet Engine Applications," IEEE Conference on Decision and Control, Phoenix, Arizona, Dec. 1999.
• Ordóñez R., Passino K.M., "Control of a Class of Discrete Time Nonlinear Systems with a Time-Varying Structure," IEEE Conference on Decision and Control, Phoenix, AZ, Dec. 1999.
• Ordóñez R., Passino K.M., "Experimental Studies in Nonlinear Discrete-Time Adaptive Prediction and Control." IEEE Conference on Decision and Control., pp. 2289-2293, Tampa, FL, Dec. 16-18, 1998.
• Ordóñez R., Passino K.M., "Stable Multi-Input Multi-Output Direct Adaptive Fuzzy Control," Proc. of the American Control Conf., pp. 1272-1273, Albuquerque, NM, June 4-6, 1997.
• Spooner J.T., Ordóñez R., Passino K.M., "Direct Adaptive Fuzzy Control for a Class of Discrete Time Systems," Proc. of the American Control Conf., pp. 1814-1818, Albuquerque, NM, June 4-6, 1997.
• Spooner J.T., Ordóñez R., Passino K.M., "Indirect Adaptive Fuzzy Control for a Class of Discrete Time Systems," Proc. of the American Control Conf., pp. 3311-3315, Albuquerque, NM, June 4-6, 1997.
• Spooner J.T., Ordóñez R., Passino K.M., "Stable direct adaptive control of a class of discrete time nonlinear systems," Proc. IFAC World Congress, San Francisco, Vol. K, pp. 343-348, July 1996.
• Ordóñez R., Spooner J.T., Passino K.M., "Stable Multiple Input Multiple Output Adaptive Fuzzy Control," IEEE Conf. on Decision and Control, pp. 610-615, Kobe, Japan, 1996.
• Ordóñez R., Spooner J.T., Passino K.M., "Experiments and Comparative Analysis in Adaptive Fuzzy Control," Proc. of the IEEE Int. Symp. on Intelligent Control, pp. 31-36, Dearborn, MI, 1996.

Ph.D. Dissertation

• Raúl Ordóñez, On-Line Approximation Based Control of Nonlinear Systems, The Ohio State University, 1999.