Publications of A. Pedro Aguiar

Books

• A. Pedro Aguiar, João P. Hespanha, and António M. Pascoal,
  Nonlinear Motion Control of Underactuated Autonomous Vehicles.
  Springer Tracts in Advanced Robotics Series. In preparation.

Chapters in Books

• Alessandro Saccon, John Hauser, and A. Pedro Aguiar,
  On Optimal Infinite-Time Regulation on SO(3).
  In "Textos de Matematica, in honour of Fátima Leite", Joao Cardoso, Knut Hueper, and Paulo Saraiva (eds.),  Department of Mathematics, University Coimbra, 2011.
  
• S. Rodrigues, N. Crasta, A. P. Aguiar, and F. Leite,
  An exponential observer for systems on SE(3) with implicit outputs.
  In “Dynamics, Games and Science II: Dyna 2008, in honour of Mauricio Peixoto and David Rand”, Springer, 2010.
  
• A. Pedro Aguiar, João P. Hespanha, and Petar V. Kokotović,
  Zero Dynamics and Tracking Performance Limits in Nonlinear Feedback Systems.
  In “Analysis and Design of Nonlinear Control Systems”, Astolfi, Alessandro; Marconi, Lorenzo (Eds.), Springer Verlag Berlin, 2008.

Journal Publications

• Omid Namaki-Shoushtari, A. Pedro Aguiar, and Ali Khaki Sedigh,
  Target Tracking of Autonomous Robotic Vehicles using Range-only Measurements: A Switched Logic-Based Control Strategy.
  International Journal of Robust and Nonlinear Control, 2011 (doi: 10.1002/rnc.1806).
• Rita Cunha, Carlos Silvestre, João Hespanha, and A. Pedro Aguiar,
  Vision-based control for rigid body stabilization.
  IFAC Automatica, Vol. 47, No. 5, pp. 1020-1027, May 2011. [PDF-File]
• Francisco C. Teixeira, A. Pedro Aguiar and António M. Pascoal,
  Nonlinear adaptive control of an underwater towed vehicle.
  Ocean Engineering, Vol. 37, No. 13, pp. 1193-1220, Sep. 2010. [PDF-File]
• A. Pedro Aguiar and João P. Hespanha,
  Robust Filtering for Deterministic Systems with Implicit Outputs.
  Systems & Control Letters, Vol. 58, No. 4, pp. 263-270, Apr. 2009. [PDF-File]
• R. Ghabcheloo, A. P. Aguiar, A. Pascoal, C. Silvestre, I. Kaminer, J. Hespanha,
  Coordinated path-following in the presence of communication losses and time delays.
  SIAM - Journal on Control and Optimization, Vol. 48, No. 1, pp. 234-265, 2009. [PDF-File]
• A. Pedro Aguiar, João P. Hespanha, and Petar Kokotović,
  Performance Limitations in Reference-Tracking and Path-Following for Nonlinear Systems.
  IFAC Automatica, Vol. 44, No. 3, pp. 598-610, Mar. 2008. [PDF-File]
• A. Pedro Aguiar, João P. Hespanha, and António M. Pascoal,
  Switched seesaw control for the stabilization of underactuated vehicles.
  IFAC Automatica, Vol. 43, No. 12, pp. 1997-2008, Dec. 2007. [PDF-File]
• A. Pedro Aguiar and João P. Hespanha,
  Trajectory-Tracking and Path-Following of Underactuated Autonomous Vehicles with Parametric Modeling Uncertainty.
  IEEE Transactions on Automatic Control, Vol. 52, No. 8, pp. 1362-1379, Aug. 2007.  [PDF-File]
• A. Pedro Aguiar and António M. Pascoal,
  Dynamic Positioning and Way-Point Tracking of Underactuated AUVs in the Presence of Ocean Currents.
  International Journal of Control, Vol. 80, No 7, pp. 1092-1108, July 2007. [PDF-File]
• A. Pedro Aguiar and João P. Hespanha,
  Minimum-Energy State Estimation for Systems with Perspective Outputs.
  IEEE Transactions on Automatic Control, Vol. 51, No. 2, pp. 226-241, Feb. 2006. [PDF-File]
• A. Pedro Aguiar, João P. Hespanha, and Petar Kokotović,
  Path-Following for Non-Minimum Phase Systems Removes Performance Limitations.
  IEEE Transactions on Automatic Control, Vol. 50, No. 2, pp. 234-239, Feb. 2005. [PDF-File], [PS-File]

Conference Publications

• Alessandro Saccon, A. Pedro Aguiar, and John Hauser,
  Lie Group Projection Operator Approach: Optimal Control on TSO(3),
  in Proc. of CDC’11 - 50th IEEE Conference on Decision and Control, Orlando, FL, USA, Dec. 2011. [PDF-File]
• Andrea Alessandretti, A. Pedro Aguiar, João P. Hespanha, and Paolo Valigi,
  A Minimum Energy Solution to Monocular Simultaneous Localization and Mapping,
  in Proc. of CDC’11 - 50th IEEE Conference on Decision and Control, Orlando, FL, USA, Dec. 2011. [PDF-File]
• A. Adhami-Mirhosseini, A. Pedro Aguiar, and M. J. Yazdanpanah,
  Seabed Tracking of an Autonomous Underwater Vehicle with Nonlinear Output Regulation,
  in Proc. of CDC’11 - 50th IEEE Conference on Decision and Control, Orlando, FL, USA, Dec. 2011. [PDF-File]
• Sérgio Pequito, A. Pedro Aguiar, Bruno Sinopoli, and Diogo A. Gomes
  Nonlinear Estimation using Mean Field Games,
  in Proc. of NetGCooP 2011 - International Conference on Network Games, Control and Optimization, Paris, France, Oct. 2011. [PDF-File]
• Sérgio Pequito, A. Pedro Aguiar, Bruno Sinopoli, and Diogo A. Gomes
  Unsupervised Learning of Finite Mixture Models using Mean Field Games,
  in Proc. of the 49th Annual Allerton Conference on Communication, Control, and Computing, University of Illinois at Urbana-Champaign, Illinois, USA, Sep. 2011. [PDF-File]
• Filippo Arrichiello, Gianluca Antonelli, A. Pedro Aguiar, Antonio Pascoal,
  Observability metric for the relative localization of AUVs based on range and depth measurements: theory and experiments,
  in Proc. of IROS'11 - IEEE/RSJ International Conference on Intelligent Robots and Systems, San Francisco, CA, USA, Sep. 2011. [PDF-File]
• Alessandro Saccon, John Hauser, and A. Pedro Aguiar,
  Optimal Control on Lie Groups: Implementations Details of the Projection Operator Approach,
  in Proc. of the 18th IFAC World Congress, Milano, Italy, Aug. 2011. [PDF-File]
• Omid Namaki-Shoushtari, A. Pedro Aguiar, and Ali Khaki Sedigh,
  A Switched Based Control Strategy for Target Tracking of Autonomous Robotic Vehicles using Range-only Measurements,
  in Proc. of the 18th IFAC World Congress, Milano, Italy, Aug. 2011. [PDF-File]
• Alessandro Saccon, John Hauser, and A. Pedro Aguiar,
  Optimal Control on Non-Compact Lie Groups: A Projection Operator Approach,
  in Proc. of CDC’10 - 49th IEEE Conference on Decision and Control, Atlanta, Georgia USA, Dec. 2010. [PDF-File]
• Vahid Hassani, António M. Pascoal, A.Pedro Aguiar, and Michael Athans,
  A Multiple Model Adaptive Wave Filter for Dynamic Ship Positioning,
  in Proc. of CAMS 2010 - 8th IFAC Conference on Control Applications in Marine Systems, Rostock, Germany, Sep. 2010. [PDF-File]
• Sérgio Carvalhosa, A. Pedro Aguiar, and A. Pascoal,
  Cooperative Motion Control of Multiple Autonomous Marine Vehicles:Collision Avoidance in Dynamic Environments,
  in Proc. of IAV 2010 - 7th Symposium on Intelligent Autonomous Vehicles, Lecce, Italy, Sep. 2010. [PDF-File]
• M. Bayat and A. Pedro Aguiar,
  SLAM for an AUV using vision and an acoustic beacon,
  in Proc. of IAV 2010 - 7th Symposium on Intelligent Autonomous Vehicles, Lecce, Italy, Sep. 2010. [PDF-File]
• Andreas J. Häusler, Reza Ghabcheloo, António M. Pascoal, and A. Pedro Aguiar,
  Multiple Marine Vehicle Deconflicted Path Planning with Currents and Communication Constraints,
  in Proc. of IAV 2010 - 7th Symposium on Intelligent Autonomous Vehicles, Lecce, Italy, Sep. 2010. [PDF-File]
• Alessandro Saccon, John Hauser, and A. Pedro Aguiar,
  On the closed-form solution of an optimal control problem on the Lie Group SO(3),
  in Proc. of CONTROLO’10 - 9th Portuguese Conference on Automatic Control, Coimbra, Portugal, Sep. 2010.
• Rui F. Barreiro, A. Pedro Aguiar, and João M. Lemos
  State Estimation of the HIV-1 Infection using a Moving Horizon Based Estimator,
  in Proc. of CONTROLO’10 - 9th Portuguese Conference on Automatic Control, Coimbra, Portugal, Sep. 2010.
• Vahid Hassani, Omid Namaki-Shoushtari, A. Pedro Aguiar, and António M. Pascoal,
  Robust Interval Observers for Uncertain Continuous-time Systems,
  in Proc. of CONTROLO’10 - 9th Portuguese Conference on Automatic Control, Coimbra, Portugal, Sep. 2010.
• Alessandro Saccon, John Hauser, and A. Pedro Aguiar,
  Exploration of Kinematic Optimal Control on the Lie Group SO(3),
  in Proc. of NOLCOS’10 - 8th IFAC Symposium on Nonlinear Control Systems, Bologna, Italy, Sep. 2010. [PDF-File]
• Sérgio S. Rodrigues, Naveena Crasta, A. Pedro Aguiar, and Fátima S. Leite,
  State estimation for systems on SE(3) with implicit outputs: An application to visual servoing,
  in Proc. of NOLCOS’10 - 8th IFAC Symposium on Nonlinear Control Systems, Bologna, Italy, Sep. 2010. [PDF-File]
• Rui F. Barreiro, A. Pedro Aguiar, and João M. Lemos,
  Moving Horizon Estimation with Decimated Observations,
  in Proc. of NOLCOS’10 - 8th IFAC Symposium on Nonlinear Control Systems, Bologna, Italy, Sep. 2010. [PDF-File]
• V. Dobrokhodov, I. Kaminer, K. Jones, E. Xargay, Z. Li, N. Hovakimyan, A. Pedro Aguiar, A. M. Pascoal,
  On Coordinated Road Search using Time-Coordinated Path Following of Multiple UAVs,
  in Proc. of GN&C'10 - AIAA Guidance, Navigation and Control Conference, Toronto, Canada, Aug. 2010.
• Sérgio Pequito, A. Pedro Aguiar, and Diogo A. Gomes,
  The Entropy Penalized Minimum Energy Estimator,
  in Proc. of CDC’09 - 48th IEEE Conference on Decision and Control, Shanghai, China, Dec. 2009. (Best student paper award finalist). [PDF-File].
• Vahid Hassani, A. Pedro Aguiar, Antonio M. Pascoal, and Michael Athans,
  Further Results on Plant Parameter Identification using Continuous-Time Multiple-Model Adaptive Estimators,
  in Proc. of CDC’09 - 48th IEEE Conference on Decision and Control, Shanghai, China, Dec. 2009. [PDF-File].
• João Saúde and A. Pedro Aguiar,
  Single Beacon Acoustic Navigation for an AUV in the presence of unknown ocean currents,
  in Proc. of MCMC’09 - 8th Conference on Manoeuvring and Control of Marine Craft, Guarujá (SP), Brazil, Sep. 2009. [PDF-File]
  
• M. Bayat, F. Vanni, and A. Pedro Aguiar,
  Online Mission Planning for Cooperative Target Tracking of Marine Vehicles,
  in Proc. of MCMC’09 - 8th Conference on Manoeuvring and Control of Marine Craft, Guarujá (SP), Brazil, Sep. 2009. [PDF-File]
  
• Francisco C. Teixeira, A. Pedro Aguiar, and António M. Pascoal,
  Nonlinear adaptive depth tracking and attitude control of an underwater towed vehicle,
  in Proc. of MCMC’09 - 8th Conference on Manoeuvring and Control of Marine Craft, Guarujá (SP), Brazil, Sep. 2009. [PDF-File]
  
• P. Maurya, A. Pedro Aguiar, and António M. Pascoal,
  Marine Vehicle Path Following Using Inner-Outer Loop Control,
  in Proc. of MCMC’09 - 8th Conference on Manoeuvring and Control of Marine Craft, Guarujá (SP), Brazil, Sep. 2009. [PDF-File]
  
• Andreas J. Häusler, Reza Ghabcheloo, António M. Pascoal, A. Pedro Aguiar, Isaac I. Kaminer, and Vladimir N. Dobrokhodov,
  Temporally and Spatially Deconflicted Path Planning for Multiple Autonomous Marine Vehicles,
  in Proc. of MCMC’09 - 8th Conference on Manoeuvring and Control of Marine Craft, Guarujá (SP), Brazil, Sep. 2009. [PDF-File]
  
• A. Aguiar, J. Almeida, M. Bayat, B. Cardeira, R. Cunha, A. Häusler, P. Maurya, A. Oliveira, A. Pascoal, A. Pereira, M. Rufino, L. Sebastião, C. Silvestre, and F. Vanni,
  Cooperative Control of Multiple Marine Vehicles: Theoretical Challenges and Practical Issues,
  in Proc. of MCMC’09 - 8th Conference on Manoeuvring and Control of Marine Craft, Guarujá (SP), Brazil, Sep. 2009. [PDF-File]
  
• Vahid Hassani, A. Pedro Aguiar, António M. Pascoal, and Michael Athans,
  A Performance Based Model-Set Design Strategy for Multiple Model Adaptive Estimation,
  in Proc. of ECC'09 – European Control Conference, Budapest, Hungary, Aug. 2009. [PDF-File].
  
• A. Pedro Aguiar, A. M. Pascoal, I. Kaminer, V. Dobrokhodov, E. Xargay, and N. Hovakimyan,
  Time-Coordinated Path Following for Multiple UAVs over Time-Varying Networks using L1 Adaptation,
  in Proc. NATO RTO SCI-202 Symposium on Intelligent Uninhabited Vehicle Guidance Systems, Neubiberg, Germany, Jul. 2009.
• Vahid Hassani, A. Pedro Aguiar, Michael Athans, and António M. Pascoal,
  Multiple Model Adaptive Estimation and Model Identification using a Minimum Energy Criterion,
  in Proc. of ACC'09 – American Control Conference, St. Louis, Missouri, Jun. 2009. [PDF-File].
  
• R. Ghabcheloo, I. Kaminer, A. Pedro Aguiar, A. M. Pascoal,
  A General Framework for Multiple Vehicle Time-Coordinated Path Following Control,
  in Proc. of ACC'09 – American Control Conference, St. Louis, Missouri, Jun. 2009. [PDF-File].
• Andreas J. Häusler, Reza Ghabcheloo, Isaac Kaminer, António M. Pascoal, and A. Pedro Aguiar,
  Path Planning for Multiple Marine Vehicles,
  in Proc. of OCEANS’09 – IEEE, Bremen, Germany, May 2009.
  
• A. Aguiar, J. Almeida, M. Bayat, B. Cardeira, R. Cunha, A. Häusler, P. Maurya, A. Oliveira, A. Pascoal, A. Pereira, M. Rufino, L. Sebastião, C. Silvestre, and F. Vanni,
  A Cooperative Autonomous Marine Vehicle Motion Control in the scope of the EU GREX Project: Theory and Practice,
  in Proc. of OCEANS’09 – IEEE, Bremen, Germany, May 2009.
  
• A. Pedro Aguiar, I. Kaminer, R. Ghabcheloo, A. M. Pascoal, E. Xargay, N. Hovakimyan, C. Cao, V. Dobrokhodov,
  Time-Coordinated Path Following for Multiple UAVs using Dynamic Networking and L1 Adaptation,
  in Proc. of GN&C'08 - AIAA Guidance, Navigation and Control Conference, Honolulu, HI, Aug. 2008. [PDF-File].
• A. Pedro Aguiar, I. Kaminer, R. Ghabcheloo, A. M. Pascoal, E. Xargay, N. Hovakimyan, C. Cao, V. Dobrokhodov,
  Coordinated Path Following of Multiple UAVs for Time-Critical Missions in the Presence of Time-Varying Communication Topologies,
  in Proc. of the 17th IFAC World Congress, Seoul, Korea, Jul. 2008.  [PDF-File].
• A. Pedro Aguiar, Vahid Hassani, António M. Pascoal, and Michael Athans,
  Identification and Convergence Analysis of a Class of Continuous-Time Multiple-Model Adaptive Estimators,
  in Proc. of the 17th IFAC World Congress, Seoul, Korea, Jul. 2008.  [PDF-File].
• Mohammadreza Bayat, Vahid Hassani, and A. Pedro Aguiar,
  Nonlinear Kalman Based Filtering for Pose Estimation of a Robotic Vehicle from Discrete Asynchronous Range Measurements,
  in Proc. of CONTROLO'08 - 8th Portuguese Conference on Automatic Control, Jul. 2008.
  
• Francesco Vanni, A. Pedro Aguiar, and Antonio M. Pascoal,
  Cooperative Path-Following of Underactuated Autonomous Marine Vehicles with Logic-based Communication,
  in Proc. of NGCUV'08 - IFAC Workshop on Navigation, Guidance and Control of Underwater Vehicles, Killaloe, Ireland, Apr. 2008. [PDF-File].
• A. Pedro Aguiar and António M. Pascoal,
  Coordinated Path-Following Control for Nonlinear Systems with Logic-Based Communication,
  in Proc. of CDC’07 - 46th IEEE Conference on Decision and Control, New Orleans, LA, USA, Dec. 2007. [PDF-File].
• Rita Cunha, Carlos Silvestre, João Hespanha, and A. Pedro Aguiar,
  Vision-based control for rigid body stabilization,
  in Proc. of CDC’07 - 46th IEEE Conference on Decision and Control, New Orleans, LA, USA, Dec. 2007. [PDF-File].
• Reza Ghabcheloo, A. Pedro Aguiar, Antonio M. Pascoal, and Carlos Silvestre,
  Synchronization in multi-agent systems with switching topologies and non-homogeneous communication delays,
  in Proc. of CDC’07 - 46th IEEE Conference on Decision and Control, New Orleans, LA, USA, Dec. 2007. [PDF-File].
• Francesco Vanni, A. Pedro Aguiar, and Antonio M. Pascoal,
  Nonlinear Motion Control of Multiple Autonomous Underwater Vehicles,
  in Proc. of CAMS’07 - The IFAC Conference on Control Applications in Marine Systems, Bol, Croatia, Sep. 2007. [PDF-File]
• A. Pedro Aguiar, R. Ghabcheloo, Antonio Pascoal, C. Silvestre, Francesco Vanni
  Coordinated Path Following of Multiple Marine Vehicles: Theoretical Issues and Practical Constraints,
  in Proc. of IWK - 52nd Internationales Wissenschaftliches Kolloquium, Ilmenau, Germany, Sep. 2007.
  
• A. Pedro Aguiar, Reza Ghabcheloo, Antonio M. Pascoal, and Carlos Silvestre,
  Coordinated Path-Following Control of Multiple Autonomous Underwater Vehicles,
  in Proc. of ISOPE’07 - International Society of Offshore and Polar Engineers, Lisbon, Portugal, Sep. 2007. [PDF-File]
• A. Pedro Aguiar
  Multiple-Model Adaptive Estimators: Open Problems and Future Directions,
  in Proc. of ECC’07 - European Control Conference, Kos, Greece, Jul. 2007. [PDF-File]
• A. Pedro Aguiar, Michael Athans, and António M. Pascoal
  Convergence Properties of a Continuous-Time Multiple-Model Adaptive Estimator,
  in Proc. of ECC’07 - European Control Conference, Kos, Greece, Jul. 2007. [PDF-File]
• A. Pedro Aguiar and João Hespanha,
  State Estimation of Continuous-Time Systems with Implicit Outputs from Discrete Noisy Time-Delayed Measurements,
  in Proc. of CDC’06 - 45th IEEE Conference on Decision and Control, San Diego, CA, USA, Dec. 2006. [PDF-File]
• Reza Ghabcheloo, A. Pedro Aguiar, António Pascoal, Carlos Silvestre, Isaac Kaminer, and João Hespanha,
  Coordinated path-following control of multiple underactuated autonomous vehicles in the presence of communication failures,
  in Proc. of CDC’06 - 45th IEEE Conference on Decision and Control, San Diego, CA, USA, Dec. 2006. [PDF-File]
• Francisco C. Teixeira, A. Pedro Aguiar, and António M. Pascoal
  Nonlinear Control of an Underwater Transducer Towed Vehicle,
  in Proc. of MCMC’2006 - 7th Conference on Manoeuvring and Control of Marine Craft, Lisbon, Portugal, Sep. 2006. [PDF-File]
• Reza Ghabcheloo, A. Pedro Aguiar, António Pascoal, and Carlos Silvestre
  Coordinated path-following control of multiple AUVs in the presence of communication failures and time delays,
  in Proc. of MCMC’2006 - 7th Conference on Manoeuvring and Control of Marine Craft, Lisbon, Portugal, Sep. 2006. [PDF-File]
• A. Pedro Aguiar and João Hespanha,
  H-infinity Estimation of Systems with Implicit Outputs: An application to Pose Estimation of Autonomous Vehicles,
  in Proc. of CONTROLO’2006 – 7th Portuguese Conference on Automatic Control, Lisbon, Portugal, Sep. 2006. [PDF-File]
• A. Pedro Aguiar, Reza Ghabcheloo, António Pascoal, Carlos Silvestre, João Hespanha, and Isaac Kaminer,
  Coordinated path-following of multiple underactuated autonomous vehicles with bidirectional communication constraints,
  in Proc. of ISCCSP’06 – 2006 Second International Symposium on Communications, Control and Signal Processing, Marrakech, Morocco, Mar. 2006. [PDF-File]
• A. Pedro Aguiar and João P. Hespanha,
  State Estimation for Systems with Implicit Outputs for the Integration of Vision and Inertial Sensors,
  in Proc. of CDC’05 – 44th IEEE Conference on Decision and Control, Seville, Spain, Dec. 2005. [PDF-File]
• A. Pedro Aguiar, João P. Hespanha, and António M. Pascoal
  Stability of switched seesaw systems with application to the stabilization of underactuated vehicles,
  in Proc. of CDC’05 – 44th IEEE Conference on Decision and Control, Seville, Spain, Dec. 2005. [PDF-File]
• A. Pedro Aguiar, João P. Hespanha, and Petar Kokotović,
  Limits of performance in reference-tracking and path-following for nonlinear systems.
  in Proc. of 16th IFAC World Congress, Prague, Czech Republic, July, 2005. [PDF-File]
• A. Pedro Aguiar and João P. Hespanha,
  State Estimation for Continuous-Time Systems with Perspective Outputs from Discrete Noisy Time-Delayed Measurements,
  in Proc. of CDC’04 – 43rd IEEE Conference on Decision and Control, Bahamas, Dec. 2004. [PDF-File], [PS-File]
• A. Pedro Aguiar, Dragan B. Dačić, João P. Hespanha, and Petar Kokotović,
  Path-Following or Reference-Tracking? An answer relaxing the limits to performance,
  in Proc. of IAV2004 - 5th IFAC/EURON Symposium on Intelligent Autonomous Vehicles, Lisbon, Portugal, Jul. 2004. [PDF-File], [PS-File]
• A. Pedro Aguiar and João P. Hespanha,
  Pose Estimation of Autonomous Vehicles using Visual Information: A Minimum-Energy Estimator Approach,
  in Proc. of IAV2004 - 5th IFAC/EURON Symposium on Intelligent Autonomous Vehicles, Lisbon, Portugal, Jul. 2004. [PDF-File], [PS-File]
• A. Pedro Aguiar and João P. Hespanha,
  Logic-Based Switching Control for Trajectory-Tracking and Path-Following of Underactuated Autonomous Vehicles with Parametric Modeling Uncertainty,
  in Proc. of ACC’04 – American Control Conference, Boston, MA, Jun. 2004. [PDF-File], [PS-File]
• A. Pedro Aguiar and João P. Hespanha,
  Supervisory Control of Uncertain Underactuated Vehicles,
  in Proc. of ISCCSP’04 – First International Symposium on Control, Communications and Signal Processing, Hammamet, Tunisia, Mar. 2004.
• A. Pedro Aguiar and João P. Hespanha,
  Minimum-energy State Estimation for Systems with Perspective Outputs and State Constraints,
  in Proc. of CDC’03 – 42nd IEEE Conference on Decision and Control, Maui, Hawaii, Dec. 2003. [PDF-File], [PS-File]
• A. Pedro Aguiar, L. Cremean, and João P. Hespanha,
  Position Tracking for a Nonlinear Underactuated Hovercraft: Controller Design and Experimental Results,
  in Proc. of CDC’03 – 42nd IEEE Conference on Decision and Control, Maui, Hawaii, Dec. 2003. [PDF-File], [PS-File]
• A. Pedro Aguiar and João P. Hespanha,
  Position Tracking of Underactuated Vehicles,
  in Proc. of ACC’03 – American Control Conference, Denver, CO, Jun. 2003. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Dynamic positioning and way-point tracking of underactuated AUVs in the presence of ocean currents,
  in Proc. of CDC’02 – 41st IEEE Conference on Decision and Control, Las Vegas, NV, Dec. 2002. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Global stabilization of an underactuated autonomous underwater vehicle via logic-based switching,
  in Proc. of CDC’02 – 41st IEEE Conference on Decision and Control, Las Vegas, NV, Dec. 2002. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  From Local to Global Stabilization: A Hybrid System Approach,
  in Proc. of CONTROLO’02 – 5th Portuguese Conference on Automatic Control, Aveiro, Portugal, Sep. 2002. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Dynamic Positioning of an Underactuated AUV in the Presence of a Constant Unknown Ocean Current Disturbance,
  in Proc. of IFAC – 15th World Congress, Barcelona, Spain, Jul. 2002. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Practical Stabilization of the Extended Nonholonomic Double Integrator,
  in Proc. of MED’02 – 10th Mediterranean Conference on Control and Automation, Lisbon, Portugal, Jul. 2002. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Way-point tracking of underactuated AUVs in the presence of ocean currents,
  in Proc. of MED’02 – 10th Mediterranean Conference on Control and Automation, Lisbon, Portugal, Jul. 2002.
• A. Pedro Aguiar and António M. Pascoal,
  Stabilization of an Underactuated Autonomous Underwater Vehicle Via Logic-Based Hybrid Control,
  in Proc. of MED’02 – 10th Mediterranean Conference on Control and Automation, Lisbon, Portugal, Jul. 2002.
• A. Pedro Aguiar and António M. Pascoal,
  Regulation of a Nonholonomic Autonomous Underwater Vehicle with Parametric Modeling Uncertainty using Lyapunov Functions,
  in Proc. of CDC’01 – 40th IEEE Conference on Decision and Control, Orlando, Florida, Dec. 2001. [PDF-File], [PS-File]
• M. Aicardi, G. Casalino, G. Indiveri, A. P. Aguiar, P. Encarnação, and A. Pascoal,
  A planar path following controller for underactuated marine vehicles,
  in Proc. of MED’01 – 9th IEEE Mediterranean Conference on Control and Automation, Dubrovnik, Croatia, Jun. 2001. [PDF-File], [PS-File]
• A. Pedro Aguiar, A. Atassi, and António M. Pascoal,
  Regulation of a Nonholonomic Dynamic Wheeled Mobile Robot with Parametric Modeling Uncertainty using Lyapunov functions,
  in Proc. of CDC’2000 – 39th IEEE Conference on Decision and Control, Sydney, Australia, Dec. 2000. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Stabilization of the Extended Nonholonomic Double Integrator Via Logic-Based Hybrid Control: An application to Point Stabilization of Mobile Robots,
  in Proc. of CONTROLO’00 – 4th Portuguese Conference on Automatic Control, Guimarães, Portugal, Oct. 2000.
• A. Pedro Aguiar, A. Atassi, and António M. Pascoal,
  Stabilization of a Nonholonomic Dynamic Wheeled Mobile Robot with Parametric Modeling Uncertainty using Lyapunov functions,
  in Proc. of CONTROLO’00 – 4th Portuguese Conference on Automatic Control, Guimarães, Portugal, Oct. 2000.
• A. Pedro Aguiar and António M. Pascoal,
  Stabilization of the Extended Nonholonomic Double Integrator Via Logic-Based Hybrid Control,
  in Proc. of SYROCO’00 – 6th IFAC Symposium on Robot Control, Vienna, Austria, Sep. 2000. [PDF-File], [PS-File]
• A. Pedro Aguiar and António M. Pascoal,
  Stabilization of Autonomous Vehicles with Nonholonomic Constraints: Open Problems and Future Directions.
  Position paper at the workshop Future Directions in Systems and Control Theory, Cascais, Portugal, Jun. 1999.
• P. Oliveira, C. Silvestre, A. Pascoal and A. P. Aguiar,
  Vehicle and Mission Control of the SIRENE Underwater Shuttle,
  in Proc. of IFAC Conference CAMS’98 – Control Applications in Marine Systems, Fukuoka, Japan, Oct. 1998. [PS-File]
• C. Silvestre, A. P. Aguiar, P. Oliveira, and A. Pascoal,
  Control of the SIRENE Underwater Shuttle: System Design and Tests at Sea,
  in Proc. of CONTROLO’98 – 3rd Portuguese Conference on Automatic Control, vol. 2, pp. 775-781, Coimbra, Portugal, Sep. 1998.
• P. Oliveira, C. Silvestre, A. P. Aguiar and A. Pascoal,
  Guidance and Control of the SIRENE Underwater Vehicle: from System Design to Tests at Sea,
  in Proc. of OCEANS’98, Nice, France, Sep. 1998. [PDF-File], [PS-File]
• C. Silvestre, A. P. Aguiar, P. Oliveira, and A. Pascoal,
  Control of the SIRENE Underwater Shuttle: System Design and Tests at Sea,
  in Proc. of OMAE’98 - The 17th Offshore Mechanics and Artic Engineering Conference, Lisbon, Portugal, Jul. 1998. [PS-File]
• A. Pedro Aguiar and António M.Pascoal,
  Modeling and Control of an Autonomous Underwater Shuttle for the Transport of Benthic Laboratories,
  in Proc. of OCEANS’97, Halifax, Canada, Oct. 1997. [PS-File]

Other Publications

• António Pedro Aguiar,
  Nonlinear Motion Control of Nonholonomic and Underactuated Systems,
  Ph.D. Thesis. Dept. Electrical Engineering, Instituto Superior Técnico, Lisbon, Portugal, April, 2002.
• António Pedro Aguiar,
  Modeling, Control, and Guidance of an Autonomous Underwater Shuttle for the Transport of Benthic Laboratories,
  MSc Thesis. Dept. Electrical Engineering, IST, Lisbon, Portugal, 1996 (in portuguese).