Richard J. Prazenica

Title
Professor and Associate Chair
Email
Department
Aerospace Engineering Department
College
College of Engineering
Richard J. Prazenica

Richard Prazenica is originally from Cranston, Rhode Island.  He earned a Bachelor of Science degree in Mechanical Engineering and Applied Mechanics from the University of Pennsylvania, followed by Masters and Ph.D. degrees in Aerospace Engineering, from the University of Florida.

His research interests include guidance, navigation and control of autonomous flight vehicles, modeling and simulation, nonlinear system identification, aeroelasticity and adaptive materials for UAV flight control.

Prior to joining the Aerospace Engineering Department at Embry-Riddle, Richard held an NRC postdoctoral fellowship at the NASA Dryden Flight Research Center, research faculty appointments at the University of Florida and Virginia Tech, and worked as a GNC Engineer and Program Manager for a small defense contractor based in Huntsville, Alabama.  


  • Ph.D. - Doctor of Philosophy in Aerospace Engineering, University of Florida
  • M.S. - Master of Science in Aerospace Engineering, University of Florida
  • B.S. - Bachelor of Science in Mechanical Engineering and Applied Mechanics, University of Pennsylvania
  • AE 800: Dissertation
  • AE 432: Flight Dynamics and Control
  • AE 633: Optimal Control
  • AE 700: Thesis

Journal Papers

[J-20] Tiwari, Madhur, Prazenica, Richard, and Henderson, Troy, “Direct Adaptive Control of a Spacecraft with Coupled Orbit-Attitude Dynamics Near Asteroids,” Acta Astronautica, Vol. 202, January 2023, pp. 197-213.             https://doi.org/10.1016/j.actaastro.2022.10.014

[J-19]   Wilson, Elias and Prazenica, Richard, “Fixed Structure Policy-Based Model Predictive Control,” Journal of Guidance, Control, and Dynamics, published online August 4, 2022.  https://doi.org/10.2514/1.G006846

[J-18]   Malik, Aryslan, Lischuk, Yevgeniy, Henderson, Troy, and Prazenica, Richard, “A Deep Reinforcement-Learning Approach for Inverse Kinematics Solution of a High Degree of Freedom Robotic Manipulator,” Robotics, Vol. 11, No. 44, April 2022.  https://doi.org/10.3390/robotics11020044

[J-17]   Tiwari, Madhur, Coyle, Eric, and Prazenica, Richard, “Direct-Adaptive Nonlinear MPC for Spacecraft Near Asteroids,” Aerospace, Vol. 9, No. 159, March 2022.  https://doi.org/10.3390/aerospace9030159

[J-16]   Malik, Aryslan, Henderson, Troy, and Prazenica, Richard, “Multi-Objective Swarm Intelligence Trajectory Generation for a 7 Degree of Freedom Robotic Manipulator,” Robotics, Vol. 10, No.127 , November 2021. https://doi.org/10.3390/robotics10040127

[J-15]   Islam Sabique, Parr, Scott, Prazenica, Richard, Liu, Dahai, and Namilae, Sirish,  “Predictive Modelling of Fuel Shortages during Hurricane Evacuation: An Epidemiological Approach,” IET Intelligent Transport Systems, Vol. 15, No. 8, August 2021, pp. 1064 - 1075.  https://doi.org/10.1049/itr2.12083

[J-14]   Islam Sabique, Namilae, Sirish, Prazenica, Richard, and Liu, Dahai, “Fuel Shortages during Hurricanes: Epidemiological Modeling and Optimal Control,” PLOS ONE, Vol. 15, No. 4, April 2020.  https://doi.org/10.1371/journal.pone.0229957

[J-13]   Prabhakar, Nirmit, *Painter, David, Prazenica, Richard J., and Balas, Mark J., “Trajectory-Driven Adaptive Control of Autonomous UAVs with Disturbance Accommodation,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 41, No. 9, September 2018. https://doi.org/10.2514/1.G003341

[J-12]   Azizi, Boutros, Prazenica, Richard J., and Kim, Daewon, “Finite Element Modeling of Macro-Fiber Composite Actuators for Wing De-Icing,” International Journal of Control and Automation, Vol. 10, No. 5, May 2017, pp. 283 – 304.  https://dx.doi.org/10.14257/ijca.2017.10.5.26

[J-11]   Snyder, Mark G., Qu, Zhihua, Hull, Richard, and Prazenica, Richard J., “Quad-Segment Polynomial Trajectory Guidance for Impact-Time Control of Precision-Munition Strike,” IEEE Transactions on Aerospace and Electronic Systems, Vol. 52, No. 6, December 2016, pp. 3008 – 3023.  https://doi.org/10.1109/TAES.2016.140420

[J-10]  Sinclair, A.J., Prazenica, R.J., and Jeffcoat, D.E., “Optimal and Feedback Path Planning for Cooperative Attack,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 31, No. 6, November – December 2008, pp. 1708 – 1715.  https://doi.org/10.2514/1.35599

[J-9]   Prazenica, R.J., Kurdila, A.J., and Vignola, J.F., “Spatial Filtering and Proper Orthogonal Decomposition of Scanning Laser Doppler Vibrometry Data for the Nondestructive Evaluation of Frescoes,” Journal of Sound and Vibration, Vol. 304, No. 3 – 5, July 2007, pp. 735 – 751.  https://doi.org/10.1016/j.jsv.2007.03.027

[J-8]   Webb, T.P., Prazenica, R.J., Kurdila, A.J., and Lind, R., “Vision-Based State Estimation for Autonomous Micro Air Vehicles,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 30, No. 3, May – June 2007, pp. 816 – 826.  https://doi.org/10.2514/1.22398

[J-7]   Prazenica, R.J., Reisenthel, P.H., Kurdila, A.J., and Brenner, M.J., “Volterra Kernel Extrapolation for Modeling Aeroelastic Systems at Novel Flight Conditions,” AIAA Journal of Aircraft, Vol. 44, No. 1, January – February 2007, pp. 149 – 162.  https://doi.org/10.2514/1.22764

[J-6]   Prazenica, R.J. and Kurdila, A.J., “Multiwavelet Constructions and Volterra Kernel Identification,” Nonlinear Dynamics, Vol. 43, No. 3, February 2006, pp. 277 – 310.  https://doi.org/10.1007/s11071-006-8323-x

[J-5]   Lind, R., Prazenica, R.J., Brenner, M.J., and Baldelli, D.H., “Identifying Parameter-Dependent Volterra Kernels to Predict Aeroelastic Instabilities," AIAA Journal, Vol. 43, No. 12, December 2005, pp. 2496 – 2502. https://doi.org/10.2514/1.12042

[J-4]  Lind, R., Prazenica, R.J., and Brenner, M.J., “Estimating Nonlinearity Using Volterra Kernels in Feedback with Linear Models,” Nonlinear Dynamics, Vol. 39, No. 1, January 2005, pp. 3 – 23.  https://doi.org/10.1007/s11071-005-1906-0

[J-3]   Prazenica, R.J. and Kurdila, A.J., “Volterra Kernel Identification Using Triangular Wavelets,” Journal of Vibration and Control, Vol. 10, No. 4, April 2004, pp. 597 – 622.  https://doi.org/10.1177%2F1077546304038269

[J-2]   Prazenica, R.J., Lind, R., and Kurdila, A.J., “Uncertainty Estimation from Volterra Kernels for Robust Flutter Analysis,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 26, No. 2, March – April 2003, pp.331 – 339.  https://doi.org/10.2514/2.5050

[J-1]   Kurdila, A.J., Prazenica, R.J., Rediniotis, O., and Strganac, T., “Multiresolution Methods for Reduced-Order Models for Dynamical Systems,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 24, No. 2, March – April 2001, pp. 193 – 200.  https://doi.org/10.2514/2.4707

Book Chapters

[B-3]    Sinclair, A.J., Prazenica, R., and Jeffcoat, D.E., “Simultaneous Localization and Planning for Cooperative Air Munitions,” in Advances in Cooperative Control and Optimization, M.J. Hirsch, P.M. Pardalos, R. Murphey, and D. Grundel (Eds.), Lecture Notes in Control and Information Sciences Series, Vol. 369, Springer, 2007, pp. 81 – 93 (originally presented at the 7th International Conference on Cooperative Control and Optimization, February 2007).

[B-2]    Brenner, M.J., Kukreja, S., and Prazenica, R.J., “Signal-Adaptive Aeroelastic Flight Data Analysis with HHT,” in Wavelet Analysis and Applications, Q. Tao, M.I. Vai, and Y. Xu (Eds.), Applied and Numerical Harmonic Analysis Series, Springer (Birkhauser), 2007, pp. 321 – 362 (originally presented at the 4th International Conference on Wavelet Analysis and Its Applications, November 2005).

[B-1]    Kurdila, A.J., Wang, W., Feng, Y., and Prazenica, R.J., “Shape Optimization for Piezoelectric Actuators,” in Robust Optimization – Directed Design, A.J. Kurdila, P.M. Pardalos, and M. Zabarankin (Eds.), Nonconvex Optimization and Its Applications Series, Vol. 81, Springer, 2006, pp. 117 – 134 (originally presented at the RODD Conference, April 2004).

Conference Papers


[C-69]  *Downs, Patrick and Prazenica, Richard J. “Adaptive Control of a Flexible Wing for Flutter Suppression and Disturbance Rejection,” AIAA SciTech Conference, AIAA 2023-0130, invited paper, January 2023.  https://doi.org/10.2514/6.2023-0130


[C-68]  *Zelina, John, *Aly, Islam, Dogan, K. Merve, and Prazenica, Richard J., “Adaptive Stabilization of Multi-Rotor Systems with Actuator Limits and Transient Mass Distribution,” AIAA SciTech Conference, AIAA 2023-2507, invited paper, January 2023

https://doi.org/10.2514/6.2023-2507


[C‐67] *Wilson, Elias and Prazenica, Richard, “Fixed Structure Policy Based Model Predictive Control,” AIAA SciTech Conference, invited paper, AIAA 2022-1378, January 2022.

            https://doi.org/10.2514/6.2022-1378


[C‐66] *Zelina, John, Dogan, K. Merve, Prazenica, Richard, and Henderson, Troy, “Adaptive Control for Time Varying Systems with Actuator Dynamics and Sensor Noise,” AIAA SciTech Conference,

invited paper, AIAA 2022-2029, January 2022.  https://doi.org/10.2514/6.2022-2029


[C‐65] *Downs, Patrick and Prazenica, Richard, “Adaptive Control of a Wing Planform for Flutter Suppression and Ride Quality Improvement,” AIAA SciTech Conference, AIAA 2022-1729, January 2022.  https://doi.org/10.2514/6.2022-1729


[C‐64] *Hays, Christopher, *Tiwari, Madhur, Henderson, Troy, and Prazenica, Richard, “A Geometric

Mechanics Approach to Direct Adaptive Model Predictive Control,” AIAA SciTech Conference,

AIAA 2022-2380, January 2022.  https://doi.org/10.2514/6.2022-2380


[C‐63] *Malik, Aryslan, Lischuk, Yevgeniy, Henderson, Troy, and Prazenica, Richard, “Generating Constant Screw Axis Trajectories with Quintic Time Scaling for End‐Effector Using Artificial Neural Network and Machine Learning,” IEEE Conference on Control Technology and Applications, August 2021, pp. 1128-1134.   doi: 10.1109/CCTA48906.2021.9658657


[C-62]  *Downs, Patrick S., Greiner, Glenn P., and Prazenica, Richard J., “State-Space Aeroelastic Model Development for Preliminary Design and Flutter Estimation,”  AIAA Aviation Conference, AIAA 2021-2439, August 2021.  https://doi.org/10.2514/6.2021-2439


[C-61]  *Tiwari, Madhur, Zuehlke, David, Henderson, Troy, and Prazenica, Richard, “Autonomous Spacecraft Obstacle Avoidance and Trajectory Tracking in Dense Debris Field,” 31st AAS/AIAA Space Flight Mechanics Meeting, virtual, February 2021.


[C-60] *Malik, Aryslan, Henderson, Troy, and Prazenica, Richard, “Trajectory Generation for a Multibody Robotic System using the Product of Exponentials Formulation,” AIAA SciTech Conference, AIAA 2021-2016, January 2021.   https://doi.org/10.2514/6.2021‐2016


[C-59]  *Wilson, Elias and Prazenica, Richard, “Autonomous Autorotation of a Multirotor Vehicle Using Output Feedback Model Predictive Control with Online Learning,” invited paper, AIAA SciTech Conference, AIAA 2021-0379, January 2021.  https://doi.org/10.2514/6.2021-0379


[C-58]  *Zelina, John, Prazenica, Richard, and Henderson, Troy, “Adaptive Control for Nonlinear Time-Varying Rotational Systems,” AIAA SciTech Conference, AIAA 2021-1120, January 2021.

https://doi.org/10.2514/6.2021-1120


[C-57]  *Malik, Aryslan, Henderson, Troy, and Prazenica, Richard, “Using Products of Exponentials to Define (Draw) Orbits and More,” AAS/AIAA Astrodynamics Specialist Conference, AAS 20-469, August 2020.


[C-56]  *Tiwari, Madhur, Henderson, Troy, and Prazenica, Richard, “Spacecraft Body-Frame Hovering over an Asteroid using a Direct Adaptive Control Strategy,”  AAS/AIAA Astrodynamics Specialist Conference, AAS 20-450, August 2020.


[C-55]  *Myhre, Nicodemus, Prazenica, Richard J., Balas, Mark, and Gnanamanickam, Ebenezer P., “A Model Reduction Method Using Resolvent Modes to Preserve Forcing Sensitivity,” AIAA Aviation Conference, AIAA 2020-3060, June 2020. https://doi.org/10.2514/6.2020-3060


[C-54]  *Wilson, Elias and Prazenica, Richard, “Autonomous Autorotation of Tilt Rotor Aircraft Using

Nonlinear Model Predictive Control,” AIAA SciTech Conference, AIAA 2020-1488, Orlando, FL, January 2020.  https://doi.org/10.2514/6.2020-1488


[C-53]  *Tiwari, Madhur, Prazenica, Richard, and Henderson, Troy, “Tracking a Reference Orbit Around Asteroids with Unknown Gravitational Parameters Using a Nonlinear Adaptive Controller,” AIAA Guidance, Navigation, and Control Conference, AIAA 2020-0226, Orlando, FL, January 2020.   https://doi.org/10.2514/6.2020-0226


[C-52] *Stackhouse, Wesley, Nazari, Morad, Henderson, Troy, and Prazenica, Richard, “Adaptive Control Design Using the Udwadia-Kalaba Formulation for Hovering Over an Asteroid with Unknown Gravitational Parameters,” AIAA SciTech Conference, AIAA 2020-0843, Orlando, FL, January 2020. https://doi.org/10.2514/6.2020-0843


[C-51]  *Memon, M. Wasif, Nazari, Morad, Seo, Dongeon, and Prazenica, Richard, “Constrained Motion Analysis and Nonlinear Optimal Tracking Control of Two-Craft Coulomb Formation in Elliptic Chief Orbits,”  AAS/AIAA Astrodynamics Specialist Conference, AAS 19-706, Portland, OR, August 2019.


[C-50]  *Prabhakar, Nirmit, *Tiwari, Madhar, Henderson, Troy, and Prazenica, Richard, “Application of Direct Adaptive Control to Autonomous Satellite Docking,” AIAA Science and Technology Forum and Exposition, AIAA 2019-1520, San Diego, CA, January 2019.

https://doi.org/10.2514/6.2019-1520

[C-49] *Prabhakar, Nirmit, Prazenica, Richard J., and Balas, Mark J., “Analysis of Stability Margins w.r.t Aircraft Dynamics and Augmenting Handling Qualities of an Aircraft with Direct Adaptive Controller,” AIAA Guidance, Navigation, and Control Conference, AIAA 2019-1921, San Diego, CA, January 2019.  https://doi.org/10.2514/6.2019-1921

[C-48]  *Zuehlke, David, *Prabhakar, Nirmit, *Clark, Matthew, Henderson, Troy, and Prazenica, Richard, “Vision-Based Object Detection and Proportional Navigation for UAS Collision Avoidance,” invited paper, AIAA InfoTech Conference, AIAA 2019-0960, San Diego, CA, January 2019. https://doi.org/10.2514/6.2019-0960

[C-47] *Vergara, Pedro, *Tiwari, Madhar, Prazenica, Richard, Troy Henderson, Troy, “Multiresolution-Based 3-D Terrain Estimation Algorithms for Complex Urban Environments,” invited paper, AIAA InfoTech Conference, AIAA 2019-1194, San Diego, CA, January 2019.

https://doi.org/10.2514/6.2019-1194

[C-46]  *Myhre, Nicodemus, *Chavez, Andres, *Clark, Matthew, and Prazenica, Richard J.,  “Vision-Based State Estimation Using Tracked Landmarks,” AIAA Guidance, Navigation, and Control Conference, AIAA 2018-2014, Kissimmee, FL, January 2018.

             https://doi.org/10.2514/6.2018-2104

[C-45] *Chavez, Andres, *Myhre, Nicodemus, and Prazenica, Richard J., “Vision-Based State Estimation for Asteroid Exploration,” AIAA SPACE Conference, AIAA 2017-5108, Orlando, FL, September 2017.

[C-44] *Clark, Matthew and Prazenica, Richard J., “Proportional Navigation Based Guidance Laws for UAV Obstacle Avoidance in Complex Urban Environments,” invited paper, AIAA InfoTech Conference, AIAA 2017-0672, Grapevine, TX, January 2017. 

[C-43] *Painter, David, *Prabhakar, Nirmit, Prazenica, Richard J., and Balas, Mark, “Trajectory-Driven Adaptive Control of Autonomous UAVs with Disturbance Accommodation,” AIAA Guidance, Navigation, and Control Conference, AIAA 2017-1523, Grapevine, TX, January 2017. 

[C-42] *Chavez, Andres, *L'Heureux, Dalton, *Prabhakar, Nirmit, *Clark, Matthew, *Law, Wai-Leuk, Prazenica, Richard J., “Homography-Based State Estimation for Autonomous UAV Landing,” AIAA InfoTech Conference, AIAA 2017-0673, Grapevine, TX, January 2017. 

[C-41]  *Perez, A., Moncayo, H., Prazenica, R., *Kern, Z., Zacny, K., Mueller, R., Ebert, T., and DuPuis, M., “Free-Flying Robotic System for Interplanetary Prospecting and In Situ Resource Utilization,” ASCE Earth and Space Conference, Orlando, FL, April 2016.

[C-40]  Prazenica, R., *Kern, Z., *John, T., Moncayo, H., Zacny, K., Mueller, R., Ebert, T., and Dupuis, M., “Vision-Aided Navigation for a Free-Flying Unmanned Robotic System to Support Interplanetary Bodies Prospecting and Characterization Missions,” AIAA Guidance, Navigation, and Control Conference, AIAA 2016-0888, San Diego, CA, January 2016.

[C-39]  *Prabhakar, N., Prazenica, R., Gudmundsson, S., and Balas, M., “Transient Dynamic Analysis and Control of a Morphing UAV,”  AIAA Guidance, Navigation, and Control Conference, AIAA 2016-0893, San Diego, CA, January 2016.

[C-38]  *Perez-Rocha, A. Moncayo, H., Prazenica, R., Zacny, K., Mueller, R., Dupuis, M., and Ebert, T., “Control Laws Development for a Free-Flying Unmanned Robotic System to Support Interplanetary Bodies Prospecting and Characterization Missions,” AIAA Guidance, Navigation, and Control Conference, 2016-0884, San Diego, CA, January 2016.

[C-37]  *Clark, M. and Prazenica, R., “Vision-Based Proportional Navigation for UAS Collision Avoidance,” AIAA InfoTech Conference, AIAA 2016-1986, San Diego, CA, January 2016.

[C-36]  Moncayo, H., Prazenica, R., and Zacny, K., “Free-Flyer Robotic Spacecraft for Exploration and In-Situ Resource Utilization of Interplanetary Bodies,” invited paper, 5th International Workshop on Lunar Surface Applications, April 2015.

[C-35]  *Prabhakar, N., Prazenica, R., and Gudmundsson, S., “Dynamic Analysis of a Variable-Sweep, Variable-Span Morphing UAV,” IEEE Aerospace Conference, Big Sky, MT, March 2015.

[C-34]  *Clark, M., *Kern, Z., and Prazenica, R., “A Vision-Based Proportional Navigation Guidance Law for UAS Sense and Avoid,” AIAA Guidance, Navigation, and Control Conference, AIAA 2015-0074, Kissimmee, FL, January 2015.

[C-33]  Anderson, R., Moncayo, H., Prazenica, R., Mirmirani, M., *Noriega, A., *Burnett, B., *Gehlot, V., and *Kern, Z., “Development of a Surrogate Autonomous Aircraft for Entry in the NASA Airspace Operation Challenge,” AIAA Infotech Conference, AIAA 2015-0485, Kissimmee, FL, January 2015.

[C-32]  *Chan, M., Moncayo, H., *Perez, A., Prazenica, R., Kim, D., and *Azizi, B., “Development and Flight Testing of an Unmanned Aerial System with Macro-Fiber Composite Actuators,” AIAA Infotech Conference, AIAA 2015-1455, Kissimmee, FL, January 2015.

[C-31]  Snyder, M., Prazenica, R., and Hull, R., “A New Impact Time Control Guidance Law for Precise Time-on-Target Missile Strike,” AIAA Guidance, Navigation, and Control Conference, AIAA 2015-0613, Kissimmee, FL, January 2015.

[C-30]  Prazenica, Richard J., “Model Predictive Control of a Nonlinear Aeroelastic System using Reduced-Order Volterra Models,” AIAA Atmospheric Flight Mechanics Conference, AIAA 2014-2188, Atlanta, GA, June 2014.

[C-29]  Prazenica, R.J., Kim, D., and Moncayo, H., “Design, Characterization, and Testing of Macro-Fiber Composite Actuators for Integration on a Fixed-Wing UAV,” SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring Conference, March 2014.

[C-28]  Prazenica, R.J., Hielsberg, M., Sharpley, R.C., and Kurdila, A.J., “3-D Implicit Terrain Mapping and Path Planning for Autonomous MAV Flight in Urban Environments,” AIAA Guidance, Navigation, and Control Conference, AIAA 2013-4792, Boston, MA, August 2013.     

[C-27]  Prazenica, R.J., Kurdila, A.J., and Sharpley, R.C.,  “Receding Horizon Control for MAVs with Vision-Based State and Obstacle Estimation,”  invited paper, AIAA Guidance, Navigation, and Control Conference, AIAA 2007-6830, Hilton Head, SC, August 2007.

[C-26]  Sinclair, A.J., Prazenica, R., and Jeffcoat, D.E., “Simultaneous Localization and Planning for Cooperative Air Munitions,” 7th International Conference on Cooperative Control and Optimization, Gainesville, FL, February 2007.

[C-25]  Prazenica, R.J., Kurdila, A.J., Sharpley, R., and Evers, J., “Vision-Based Geometry Estimation and Receding Horizon Path Planning for Small UAVs Operating in Urban Environments,” invited paper in the special session on Vision-Based Control of Autonomous Aerial Vehicles, American Control Conference, Minneapolis, MN, June 2006.

[C-24]  Brenner, M.J., Kukreja, S., and Prazenica, R.J., “Signal-Adaptive Aeroelastic Flight Data Analysis with HHT,” 4th International Conference on Wavelet Analysis and Its Applications, Macau SAR, China, November 2005.

[C-23]  Prazenica, R.J., Kurdila, A.J., Sharpley, R., and Evers, J., “Multiresolution and Adaptive Path Planning for Maneuver of Micro-Air-Vehicles in Urban Environments,”  invited paper in the special session on Vision-Based Control, AIAA Guidance, Navigation, and Control Conference, AIAA 2005-6004, San Francisco, CA, August 2005.

[C-22]  Prazenica, R.J., Kurdila, A.J., Ke, Q., and Kanade, T., “Vision-Based Kalman Filtering for Aircraft State Estimation and Structure from Motion,”  invited paper in the special session on Vision-Based Control, AIAA Guidance, Navigation, and Control Conference, AIAA 2005-6003, San Francisco, CA, August 2005.

[C-21]  Brenner, M.J. and Prazenica, R.J., “Aeroelastic Flight Data Analysis with the Hilbert-Huang Algorithm,” AIAA Guidance, Navigation, and Control Conference, AIAA 2005-5917, San Francisco, CA, August 2005.

[C-20]  Causey, R., Lind, R., and Prazenica, R.J., “Effects of Camera Uncertainty on Vision-Based Feedback,” AIAA Guidance, Navigation, and Control Conference, AIAA 2005-6097, San Francisco, CA, August 2005.

[C-19]  Watkins, A., Prazenica, R.J., Kurdila, A.J., and Wiens, G., “RHC for Vision-Based Navigation of a Wheeled Mobile Robot in an Urban Environment,” AIAA Guidance, Navigation, and Control Conference, AIAA 2005-6094, San Francisco, CA, August 2005.              

[C-18]  Webb, T., Prazenica, R.J., Kurdila, A.J., and Lind, R., “Vision-Based State Estimation for Uninhabited Aerial Vehicles,” AIAA Guidance, Navigation, and Control Conference, AIAA 2005-5869, San Francisco, CA, August 2005.              

[C-17]  Kurdila, A.J, Prazenica, R.J., and Vignola, J.F., “Shape Optimization of PZT Actuators and Laser Doppler Vibrometry Experimentation,” 46th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2005-1963, Austin, TX, April 2005.

[C-16]  Kurdila, A., Lesieutre, G., Zhang, X., and Prazenica, C., and Niezrecki, C., “Averaging Analysis of State-Switched Piezoelectric Structural Systems,” SPIE International Symposium on Smart Structures and Nondestructive Evaluation, San Diego, CA, March 2005.

[C-15]  Prazenica, R.J., Kurdila, A.J., and Vignola, J.F., “Temporal and Spatial Filtering Techniques for Scanning Laser Doppler Vibrometry in Delamination Detection in Frescoes”, 23rd International Modal Analysis Conference, Orlando, FL, February 2005.

[C-14]  Silva, W.A., Hajj, M.R., and Prazenica, R.J., “Recent Applications of the Volterra Theory to Aeroelastic Phenomena,” 23rd International Modal Analysis Conference, Orlando, FL, February 2005.

[C-13]  Kurdila, A., Nechyba, M., Prazenica, R., Dahmen, W., Binev, P., DeVore, R., and Sharpley, R., “Vision-Based Control of Micro-Air-Vehicles:  Progress and Problems in Estimation,” invited paper, 43rd IEEE Conference on Decision and Control, Paradise Island, December 2004. 

[C-12]  Webb, T.P., Prazenica, R.J., Kurdila, A.J., and Lind, R., “Vision-Based State Estimation for Autonomous Micro Air Vehicles,” AIAA Guidance, Navigation, and Control Conference, AIAA-2004-5349, Providence, RI, August 2004.

[C-11]  Kurdila, A.J., Wang, W., Feng, Y., and Prazenica, R.J., “Shape Optimization for Piezoelectric Actuators – Dynamic Case,” 45th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2004-1721, Palm Springs, CA, April 2004.

[C-10]  Kurdila, A.J., Prazenica, R.J., Vignola, J., Ellingston, D., Adams, G., Marchetti, B., Agnani, A., Esposito, E., and Tomasini, E, “Scanning Laser Doppler Vibrometry for Delamination Detection in Frescoes,” 45th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2004-1539, Palm Springs, CA, April 2004.

[C-9]    Lind, R., Prazenica, R.J., Brenner, M.J., and Baldelli, D.H., "Identifying Parameter-Dependent Volterra Kernels to Predict Aeroelastic Instabilities," 45th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2004-1517, Palm Springs, CA, April 2004.

[C-8]    Prazenica, R.J., Reisenthel, P.H., Kurdila, A.J., and Brenner, M.J., “Volterra Kernel Identification and Extrapolation for the F/A-18 Active Aeroelastic Wing,” 45th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2004-1939, Palm Springs, CA, April 2004.

[C-7]    Prazenica, R.J., Brenner, M.J., and Lind, R., “Nonlinear Volterra Kernel Identification for the F/A-18 Active Aeroelastic Wing,” International Forum for Aeroelasticity and Structural Dynamics, Amsterdam, June 2003.

[C-6]    Brenner, M.J. and Prazenica, R.J., “Aeroservoelastic Model Validation and Test Data Analysis of the F/A-18 Active Aeroelastic Wing,” International Forum for Aeroelasticity and Structural Dynamics, Amsterdam, June 2003.

[C-5]    Lind, R., Prazenica, R.J., and Brenner, M.J., “Estimating Nonlinearity Using Volterra Kernels in Feedback with Linear Models,” 44th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2003-1406, Williamsburg, VA, April 2003.

[C-4]    Prazenica, R.J., Lind, R., and Kurdila, A.J., “Uncertainty Estimation from Volterra Kernels for Robust Flutter Analysis,” 43rd AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2002-1650, Denver, CO, April 2002.

[C-3]    Silva, W.A., Beran, P.S., Cesnik, C.E.S., Guendel, R.E., Kurdila, A., Prazenica, R.J., Librescu, L., Marzocca, P., and Raveh, D., "Reduced Order Modelling:  Cooperative Research and Development at the NASA Langley Research Centre," International Forum for Aeroelasticity and Structural Dynamics, Madrid, 2001.  

[C-2]    Prazenica, R., Kurdila, A., Strganac, T., and Silva, W., “Multiresolution Methods for Representation of Volterra Series and Dynamical Systems,” 41st AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 2000-1754, Atlanta, GA, April 2000.

[C-1]    Kurdila, A., Prazenica, R., Rediniotis, O., and Strganac, T., “Multiresolution Methods for Reduced-Order Models for Dynamical Systems,” 40th AIAA Structures, Structural Dynamics, and Materials Conference, AIAA 99-1293, St. Louis, MO, April 1999.