RECENT PUBLICATIONS

 

Book chapters

  1. F. Lebras, T. Hamel, R. Mahony and C. Samson, Observers for Position and Velocity Bias Estimation from Single or Multiple Direction Outputs, Sensing and Control for Autonomous Vehicles, Lecture Notes in Control and Information Sciences, Springer Verlag, 2017 (20 pages).
  2. S. Omari, M.D. Hua, G. Ducard and T. Hamel, Bilateral Haptic Teleoperation of an Industrial Multirotor UAV, Gearing Up and Accelerating Cross-fertilization between Academic and Industrial Robotics Research in Europe, Springer International Publishing, 301-320, 2014.
  3. E. Malis, T. Hamel, R. Mahony, and P. Morin, Estimation of Homography Dynamics on the Special Linear Group. In the book Visual Servoing via Advanced Numerical Methods, by G. Chesi and K. Hashimoto Springer Verlag, 2009 (20 pages).
  4. S. Bertrand,T. Hamel, and H. Piet-Lahanier, Stabilization of Scale Model Vertical Take-Off and Landing Vehicles without Velocity Measurements, in Aerial Vehicles, Edited by Thanh Mung Lam. Chapter number: 6, ISBN 978-953-7619-41-1, pp. 107-126, In-Tech, 2008.
  5. R. Mahony and T. Hamel, Robust Non-linear Filters for Attitude Estimation on micro UAVs. In Advances in Unmanned Aerial Vehicles: State of the Art and the Road to Autonomy, Springer Verlag, 2007 (32 pages).
  6. R. Mahony, T. Hamel., A. Dzul-Lopez, and R. Lozano, Modelling and Tracking Control for an Autonomous Helicopter. In the book Control of Nonlinear Mechanical Under-actuated Systems, Fantoni I. and Lozano R., Springer Verlag, 2001 (38 pages).

International Journals

  1. Z. Tang, Rita Cunha,{\bf T. Hamel}, C. Silvestre, Relaxed bearing rigidity and bearing formation control under persistence of excitation. Accepted for publication, Automatica 2022.
  2. R. Mahony, P. van Goor, T. Hamel, Observer Design for Nonlinear Systems with Equivariance, Annual Review of Control, Robotics, and Autonomous Systems, 2021 (to appear, invited paper).
  3. P. van Goor, R. Mahony, T. Hamel, and J. Trumpf, Constructive Observer Design for Visual Simultaneous Localisation and Mapping, Regular paper, Automatica, Volume 132, 2021, 109803, ISSN 0005-1098.
  4. R. Mahony, T. Hamel and J. Trumpf, An homogeneous space geometry for simultaneous localisation and mapping, Annual Reviews in Control, Volume 51, 2021, Pages 254-267, ISSN 1367-5788 (invited paper).
  5. Z. Tang, R. Cunha, D. Cabecinhas, T. Hamel and C. Silvestre, Quadrotor Going through a Window and Landing: An Image-based Visual Servo Control Approach, Control Engineering Practice, Volume 112, 2021, 104827 (14 pages), ISSN 0967-0661,
  6. Z. Tang, Rita Cunha, T. Hamel, C. Silvestre, Formation Control of a Leader-follower Structure in Three Dimensional Space Using Bearing Measurements, Automatica, vol. 128, 109567, 2021.
  7. S. de Marco, M-Duc Hua, R. Mahony and T. Hamel, Homography Estimation of a Moving Planar Scene from Direct Point Correspondence, Regular Paper, IEEE Transactions on Control System Technology, vol. 29(3),pp:1284 - 1295, 2021
  8. L-H. Nguyen, M-D. Hua, G. Allibert and T. Hamel, A Homography-based Dynamic Control Approach Applied to Station Keeping of Autonomous Underwater Vehicles without Linear Velocity Measurements, Regular Paper, IEEE Transactions on   Control System Technology, 2020, doi: 10.1109/TCST.2020.3029564.
  9. M-D. Hua, J. Trumpf, T. Hamel, R. Mahony and P. Morin, Nonlinear Observer Design on SL(3) for Homography Estimation by exploiting point and line correspondences with application to image stabilization. Regular Paper, Automatica, vol. 115, 108858, 2020 (Editor’s choice).
  10. J-M. Kai, T. Hamel and C. Samson, A nonlinear global approach to scale-model aircraft path following control, Regular Paper, Auto matica. vol. 108, 108491, 2019.
  11. J-M. Kai, T. Hamel and C. Samson, Novel Approach to Dynamic Soaring Modeling and Simulation. Journal of Guidance, Control, and Dynamics, vol. 42(6), 1250-1260, 2019.
  12. M-D. Hua, J. Trumpf, T. Hamel, R. Mahony and P. Morin, Feature-based recursive observer design for homography estimation and its application to image stabilization, special issue in Asian Journal of Control, vol. 21 (4), 1443-1458, 2019 (Best paper award for 2019)
  13. G. Allibert, M-D Hua, S. Krupinski, T. Hamel, Pipeline following by visual servoing for Autonomous Underwater Vehicles,  Control Engineering Practice, vol. 82, 151-160, 2019.
  14. Z. Tang, R. Cunha, T. Hamel, C. Silvestre, Aircraft landing using dynamic vision-based guidance control, Regular paper in IEEE Transactions on Aerospace and Electronic systems, vol. 55(5), 2104-2117, 2018.
  15. S. De Marco, L. Marconi, R. Mahony and T. Hamel, Output Regulation for Systems on Matrix Lie-groups, Automatica vol.87, 8-16, 2018.
  16. T. Hamel and C. Samson, Riccati Observers for the non-stationary PnP problem, Regular paper, IEEE Transactions  on Automatic Control, vol. 63(3), 726-741, 2017.
  17. T. Hamel and C. Samson, Position estimation from direction and range measurements, Automatica, vol. 82, 137-144,  2017.
  18. S. Krupinski, G. Allibert, M-D Hua, T. Hamel, An inertial-aided homography-based visual servoing control approach for (almost) fully-actuated Autonomous Underwater Vehicles, Regular paper, IEEE Transactions on Robotics, vol. 33(5), 1041-1060, 2017.
  19. P. Serra, R. Cunha, T. Hamel, D. Cabecinhas and C. Silvestre, Landing of a Quadrotor on a Moving Target Using Dynamic Image-Based Visual Servo Control, Regular paper, IEEE Transactions on Robotics, (12 pages), 10.1109/TRO.2016.2604495.
  20. A. Khosravian, J. Trumpf, R. Mahony and T. Hamel, State Estimation for Invariant Systems on Lie Groups with Delayed Output Measurements, Regular Paper, Automatica, vol. 68, 254-265, 2016.
  21. T. Hamel and C. Samson, Transverse function control of a motorboat, Automatica, vol. 65, 132-139, 2016.
  22. M.D. Hua, P. Martin and T. Hamel, Stability analysis of velocity-aided attitude observers for accelerated vehicles, Automatica, vol.63, 11-15, 2015.
  23. D. Pucci, T. Hamel, P. Morin and C. Samson, Nonlinear feedback control of axisymmetric aerial vehicles, Automatica, vol. 53, 72-78, 2015.
  24. M.D. Hua, T. Hamel, P. Morin and C. Samson, Control of VTOL vehicles with thrust-tilting augmentation, Automatica, 52, 1-7, 2015.
  25. P. Serra, R. Cunha, T. Hamel, C. Silvestre, and F. Le Bras, Nonlinear Image-Based Visual Servo Controller for the Flare Maneuver of Fixed-Wing Aircraft Using Optical Flow, Regular paper, IEEE Transactions on Control Systems Technology, vol. 23, no. 2, 570-583, 2015.
  26. H. De Plenval, P. Morin, P. Mouyon and T. Hamel, Visual servoing for underactuated VTOL UAVs: a Linear, Homography-Based Framework. International Journal of Robust and Nonlinear Control, vol. 24, no. 16, 2285–2308, 2014.
  27. M.D. Hua, G. Ducard, T. Hamel, R. Mahony and K. Rudin, Implementation of a nonlinear attitude estimator for aerial robotic vehicles, Regular paper, IEEE Transactions on Control Systems Technology, vol. 22, no. 1, 201-213, 2014.
  28. F. Le Bras, T. Hamel, R. Mahony, C. Barat, and J. Thadasack, Approach maneuvers for autonomous landing using visual servo control. Regular paper, IEEE Transactions on Aerospace and Electronic systems, vol. 50, no. 2, 1051–1065, 2014.
  29. S. Omari, M.D. Hua, G. Ducard, T. Hamel, Hardware and Software Architecture for Nonlinear Control of Multi-rotor Helicopters. Regular paper,  IEEE/ASME Transactions on Mechatronics, vol. 18, no. 6, 1724–1736, 2013.
  30. M.D. Hua, T. Hamel, P. Morin, C. Samson, Introduction to feedback control of underactuated VTOL Vehicles. IEEE Control Systems Magazine, vol. 33, no. 1, 61-75, 2013.
  31. J. Trumpf, R. Mahony, T. Hamel and C. Lageman, Analysis of non-linear attitude observers for time-varying reference measurements. Regular paper, IEEE Trans. on Aut. Cont., vol. 57, no.. 11, 2789-2800, 2012.
  32. B. H´eriss´e, T. Hamel, R. Mahony, F-X. Russoto, Landing a VTOL Unmanned Aerial Vehicle on a moving platform using optical flow. Regular paper, IEEE Trans. on Rob., vol. 28, no. 1, 77-89, 2012.
  33. R. Mahony, T. Hamel , P. Morin and E. Malis, Nonlinear complementary filters on the special linear group. International  Journal of Control vol. 85, issue 10, 1557-1573, 2012.
  34. S. Bertrand, N. Gu´enard, T. Hamel, H. Piet-Lahanier and L. Eck, A Hierarchical Controller for Miniature VTOL UAVs: Design and Stability Analysis using Singular Perturbation Theory, Cont. Eng. Practice, vol. 19, issue 10, 1099-1108, 2011.
  35. R. Mahony, M. Euston and J. Kim, P. Coote and T. Hamel, A Nonlinear Observer for Attitude Estimation of a Fixed-Wing UAV without GPS measurements, Trans. of the Institute of Measurement and Control, vol. 33, no. 6, 699-717, 2011.
  36. F. Le Bras, T. Hamel, R. Mahony, A. Treil, Output feedback observation and control for visual servoing of VTOL UAV’s, Int. J. of Robust and Nonlinear Cont, vol. 21, issue 9, 1008-1030, 2011.
  37. T. Hamel, R. Mahony and A. Tayebi, Introduction to the special issue on aerial robotics, Editorial, Control Engineering Practice, vol. 18, pp. 677-678, 2010.
  38. B. H´eriss´e, T. Hamel, R. Mahony, F-X. Russoto, A terrain-following control approach for a VTOL Unmanned Aerial Vehicle using average optical flow, Autonomous Robot, vol. 29, no. 3-4, pp. 381-399, 2010.
  39. J.-M. Pflimlin, P. Binetti, P. Soueres, T. Hamel, and D. Trouchet, Modeling and attitude control analysis of a ducted fan UAV. IFAC J. on Cont. Eng. Practice, vol. 18, no3, pp. 209-218, 2010.
  40. M.-D. Hua, T. Hamel, P. Morin, and C. Samson, A control approach for thrust-propelled underactuated vehicles and its application to VTOL drones. Regular paper, IEEE Trans. on Aut. Cont., vol. 54, no. 8, pp. 1837-1853, 2009.
  41. O. Bourquardez, R. Mahony, N. Guenard, F. Chaumette, T. Hamel, L. Eck, Image-based visual servo control of the translation kinematics of a quadrotor aerial vehicle. IEEE Trans. on Rob., vol. 25, no. 3, 743-749, 2009.
  42. F. Le Bras, R. Mahony, T. Hamel and P. Binetti, Dynamic Image-Based Visual Servo Control For An Aerial Robot: Theory and Experiments, International Journal of Optomechatronics (special issue on Visual Servoing), 2:3, pp. 296-325, 2008.
  43. R. Mahony, T. Hamel, and J.-M. Pflimlin, Non-linear complementary filters on the Special Orthogonal Group. Regular paper, IEEE-Transactions on Automatic Control, vol. 53, no. 5, pp. 1203-1218, 2008.
  44. N. Guenard, T. Hamel, and R. Mahony, Practical Visual Servo Control for a Unmanned Aerial Vehicle. Regular paper,  IEEE-Transactions on Robotics and Automation, vol. 24, no. 2, pp. 331 - 340, 2008.
  45. R. Mahony, P. Corke, and T. Hamel, Dynamic image-based visual servo control using centroid and optic flow features. Research Paper, Journal of Dynamic Systems Measurement and Control, Volume 130, no. 1,011005 (2008) (12 pages).
  46. N. Metni and T. Hamel, A UAV for bridge’s inspection: visual servoing control law with orientation limits. Elsevier-International Journal of Automation in Construction, vol. 17, no. 1, pp. 3-10, 2007.
  47. T. Hamel and R. Mahony, Image based visual servo-control for a class of aerial robotic systems. Automatica, vol. 43, pp-1975-1983, 2007.
  48. J.-M. Pflimlin, P. Sou`eres, and T. Hamel, Hovering flight stabilization of a ducted fan VTOL UAV in cross wind. International Journal of Control, vol. 80, no. 5, pp. 666-683, 2007.
  49. N. Metni and T. Hamel, Visual Tracking Control of Aerial Robotic Systems with Adaptive Depth Estimation. International Journal of Control, Automation, and Systems. vol. 5, no.1, pp.51-60, 2007.
  50. J.-M. Pflimlin, P. Sou`eres, T. Hamel, Nonlinear Attitude and Gyroscope’s Bias Estimation for a VTOL UAV. International Journal of Systems Science, vol. 38, issue 3, pp. 197-210, 2007.
  51. N. Metni, J.-M. Pflimlin, T. Hamel, P. Sou`eres, Attitude and Gyro Bias Estimation for a VTOL UAV, IFAC Journal on Control Engineering Practice, vol. 14, issue 1, p. 1511-1520, 2006.
  52. V. Cadanat, P. Sou`eres and T. Hamel, A reactive path-following controller to guarantee obstacle avoidance during the transient phase. International Journal of Robotics and Automation, vol. 21, no. 4, pp.256-265, 2006.
  53. R. Mahony and T. Hamel, Image Based Visual Servo Control for Tracking Linear Image Features. Regular paper, IEEE-Transactions on Robotics and Automation, vol. 18, no. 2, pp. 187-198, 2005.
  54. R. Mahony and T. Hamel, Robust trajectory tracking for a scale model autonomous helicopter. International Journal of  Non-linear and Robust Control, vol. 14, pp. 1035-1059, 2004.
  55. T. Hamel and R. Mahony, Visual servoing of an under-actuated rigid body system: An image based approach. Regular paper, IEEE-Transactions on Robotics and Automation, vol. 18, no. 2, pp. 187-198, 2002.
  56. R. Mahony, T. Hamel, Adaptive compensation of aerodynamic effects during takeoff and landing manoeuvres  for a scale model autonomous helicopter. European Journal of Control (EJC), vol. 7, no. 1, pp. 43-58, 2001.
  57. T. Hamel and D. Meizel, On robustness and precision of wheeled mobile robots displacements control. Automatica, vol. 37, pp. 437-444, 2001 (invited paper).
  58. T. Hamel, P. Sou`eres, and D. Meizel, Path-following with security margin for mobile robots. International Journal of Systems Science (IJSS), vol. 32, no. 8, pp. 989-1002, 2001 (invited paper).
  59. T. Hamel and D. Meizel, Robust control laws for wheeled mobile robots. International Journal of Systems Science, 1996, vol. 27, no. 8, pp. 695-704 (invited paper).

National Journals

  1. M.D. Hua, G. Ducard, T. Hamel and R. Mahony, Introduction to Nonlinear Attitude Estimation for Aerial Robotic Systems, Onera Aerospace Lab Journal, AL08–04, 2014, (invited paper).
  2. D. Pucci, M.D. Hua, T. Hamel, P. Morin and C. Samson, Nonlinear Feedback Control of VTOL UAVs, Onera Aerospace Lab Journal, AL08–08, 2014, (invited paper).
  3. N. Guenard, V. Moreau, T. Hamel, and R. Mahony, Synth`ese d’un contrˆoleur permettant la stabilisation de vitesse d’un drone de type X4-Flyer via la correction d’assiette. In the Journal Europ´een des Syst`emes Automatis´es, s´erie JESA vol. 42, no.1, pp. 117-138, 2008.
  4. A. Dzul-Lopez, T. Hamel, and R. Lozano Mod´elisation et comande non lin´eaire pour un h´elicopt`ere bi-rotor co-axial. Journal Europ´een des Syst`emes Automatis´es, s´erie JESA, vol. 37, no. 10, pp. 177-195, 2003.

Patents/App

  1. M.-D. Hua, T. Hamel and L.-H. Nguyen, APP-Software “Homography AUV Control”, June 11 2021, IDDN.FR001.250002.000.S.C.2021.000.31235.
  2. M.-D. Hua, T. Hamel and N. Manerikard, APP-Software ”Homography-Lab”, March 07, 2019, IDDN.FR001.200009.000.S.P.2019.000.21000.

International conferences

  1. P. van Goor, T. Hamel and R. Mahony, Equivariant Filter (EqF): A General Filter Design for Systems on Homogeneous Spaces, 59th IEEE Conference on Decision and Control (CDC), 2020, pp. 5401-5408.
  2. Y. Ng, P. van Goor, T. Hamel and R. Mahony, Equivariant Systems Theory and Observer Design for Second Order Kinematic Systems on Matrix Lie Groups, 59th IEEE Conference on Decision and Control (CDC), 2020, pp. 4194-4199.
  3. T. Hamel, M. -D. Hua and C. Samson, Deterministic observer design for vision-aided inertial navigation, 59th IEEE Conference on Decision and Control (CDC), 2020, pp. 1306-1313.
  4. M. -D. Hua, S. De Marco, T. Hamel and R. W. Beard, Relative pose estimation from bearing measurements of three unknown source points, 59th IEEE Conference on Decision and Control (CDC), 2020, pp. 4176-4181.
  5. Z. Tang, R. Cunha, T. Hamel and C. Silvestre, Bearing-only formation control under persistence of excitation, 59th IEEE Conference on Decision and Control (CDC), 2020, pp. 4011-4016.
  6. Z. Tang, R. Cunha, T. Hamel and C. Silvestre, Bearing Leader-Follower Formation Control under Persistence of Excitation, 21th IFAC World Congress, IFAC-PapersOnLine, volume 53, issue 2, 2020, pp. 5671-5676.
  7. P. van Goor, R. Mahony, T. Hamel and J. Trumpf, An Observer Design for Visual Simultaneous Localisation and Mapping with Output Equivariance, 21th IFAC World Congress, IFAC-PapersOnLine, volume 53, issue 2, 2020, pp. 9560-9565,
  8. L-H. Nguyen, M-D. HUA, T. Hamel, A homography-based dynamic control approach of Autonomous Underwater Vehicles observing a (near) vertical target without linear velocity measurements, European Control Conference (ECC), St Petersburg, May 2020.
  9. S. De Marco, M-D. HUA, T. Hamel, and C. Samson Position, Velocity, Attitude and Accelerometer-Bias Estimation from IMU and Bearing Measurements, European Control Conference (ECC), St Petersburg, May 2020.
  10. N. Manerikar, T. Hamel, M-D. HUA and S. De Marco, Riccati observer design for homography decomposition, European Control Conference (ECC), St Petersburg, May 2020.
  11. P. Van Goor, R. Mahony, T. Hamel, J. Trumpf, A Geometric Observer Design for Visual Localisation and Mapping, IEEE Conference on Decision and Control (CDC), Nice 2019.
  12. Ng Yonhon, P. Van Goor, R. Mahony, T. Hamel, Attitude Observation for Second Order Attitude Kinematics, IEEE Conference on Decision and Control (CDC), Nice 2019.
  13. A. Anglade, J.M. Kai . T. Hamel, C. Samson, Automatic Control of Convertible Fixed-Wing Drones with Vectorized Thrust, IEEE Conference on Decision and Control (CDC), Nice 2019.
  14. L-H. Nguyen, M-D. Hua, T. Hamel, A nonlinear control approach for trajectory tracking of slender-body axisymmetric underactuated underwater vehicles, 18th European Control Conference (ECC), Naples, Italy, 4053-4060, 2019.
  15. J. Trumpf, R. Mahony, T. Hamel, On the structure of kinematic systems with complete symmetry, tutorial, IEEE Conference on Decision and Control (CDC), Miami, 1276-1280, 2018.
  16. J-M. Kai, A. Anglade, T. Hamel, C. Samson, Design and Experimental Validation of a New Guidance and Flight Control System for Scale-Model Airplanes, IEEE Conference on Decision and Control (CDC), [YVDD1] 4270-4276, 2018.
  17. S. De Marco, M-D. Hua, R. Mahony and T. Hamel, Homography estimation of a moving planar scene from direct point correspondence, IEEE Conference on Decision and Control (CDC), Miami, 565-570, 2018.
  18. N. Manerikar, M-D. Hua and T. Hamel, Homography Observer Design on Special Lineal Group SL(3) with Application to Optical Flow Estimation, European Control Conference (ECC 2018), 1602-1606, 2018.
  19. Z. Tang, R. Cunha, T. Hamel, C. Silvestre, Going through a window and landing a quadrotor using optical flow, European Control Conference (ECC), 2917-2922, 2018.
  20. M.-D. Hua, N. Manerikar, T. Hamel and C. Samson, Attitude, Linear Velocity and Depth Estimation of a Camera observing a planar target using continuous homography and inertial data. IEEE Int. Conference on Robotics and Automation (ICRA), 2018.
  21. T. Hamel and C. Samson, Riccati Observers for Position Estimation Using (Pseudo) Range and Biased Velocity Information, IEEE Conference on Control Technology and Applications (CCTA), 1332-1337, 2018.
  22. R. Mahony and T. Hamel, A Geometric Nonlinear Observer for Simultaneous Localisation and Mapping, 56th IEEE- Conference on Decision and Control (CDC’17), Melbourne Australia, 2017.
  23. M-D. Hua, T. Hamel, C. Samson, Riccati nonlinear observer for velocity-aided attitude estimation of accelerated vehicles using coupled velocity measurements, 56th IEEE-Conference on Decision and Control (CDC’17), Melbourne Australia, 2017.
  24. M-D. Hua, T. Hamel, R. Mahony, G. Allibert, Explicit complementary observer design on special linear group Sl(3) for homography estimation using conic correspondences, 56th IEEE-Conference on Decision and Control (CDC’17), Melbourne Australia, 2017.
  25. J-M Kai, T. Hamel, C. Samson, A nonlinear approach to the control of a disc-shaped aircraft, 56th IEEE-Conference on Decision and Control (CDC’17), Melbourne Australia, 2017.
  26. L-H. Nguyen, M-D. Hua, G. Allibert, T. Hamel, Inertial-aided homography-based visual servo control of autonomous underwater vehicles without linear velocity measurements, 21st International Conference on System Theory, Control and Computing (ICSTCC), Sinaia, Romania, 9-16, 2017.
  27. J-M. Kai, G. Allibert, M-D. Hua, T. Hamel, Nonlinear feedback control of quadrotors exploiting first-order drag effects, IFAC-World Congress, Toulouse, 50(1), 8189-8195, 2017.
  28. M-D Hua, J. Trumpf, T. Hamel, R. Mahony, P. Morin, Point and line feature-based observer design on SL (3) for Homography estimation and its application to image stabilization, International Conference on Robotics and Automation (ICRA’2017),
  29. T. Hamel and C. Samson, Riccati observers for position and velocity bias estimation from direction measurements, 55th IEEE-Conference on Decision and Control (CDC’16), Las Vegas, 2016.
  30. S. Demarco, L. Marconi, T. Hamel and R. Mahony, Output Regulation on the Special Euclidean Group SE(3), 55th IEEE-Conference on Decision and Control (CDC’16), Las Vegas, 2016.
  31. Z. Tang, L. Li, P. Serra, D. Cabicinhas, R. Cunhas, T. Hamel, C. Silvestre, Homing on moving dock for a quadrotor vehicle, IEEE TENCON’15, Macau, China, 2015. Young Scientist Award.
  32. T. Hamel and C. Samson, Control of a motorboat with the Transverse Function approach, 11th  IFAC Symposium on Robot Control, SYROCO’15, Salvador, Brazil, 2015.
  33. M.D. Hua, T. Hamel, R. Mahony and J. Trumpf, Gradient-like observer design on the Special Euclidean group SE(3) with System Outputs on the Real Projective Space, 54th IEEE-Conference on Decision and Control (CDC’15), Osaka, Japan, 2015 (invited paper).
  34. F. Le Bras, T. Hamel, R. Mahony and C. Samson, Observer design for position and velocity bias estimation from a single direction output, 54th IEEE-Conference on Decision and Control (CDC’15), Osaka, Japan, 2015.
  35. A. Khosravian, J. Trumpf, R. Mahony and T. Hamel, Recursive Attitude Estimation in the Presence of Multi-rate and Multi-delay Vector Measurements, American Control Conference, Chicago, 2015 (invited paper).
  36. R. Mahony, T. Hamel, and L. Marconi, Adding an integrator for output regulation of systems with matrix Lie-group states, American Control Conference, Chicago, 2015 (invited paper).
  37. L. Rosa, T. Hamel, R. Mahony, and C. Samson, Optical-flow based strategies for landing VTOL UAVs in cluttered environments, 19th IFAC World Congress, vol. 19, no. 1, 3176–3183, 2014.
  38. M.D. Hua, T. Hamel and C. Samson, Control of VTOL Vehicles with Thrust-Tilting Augmentation, 19th IFAC World Congress, vol. 19, no. 1, 2237-2244, 2014.
  39. M.D. Hua, G. Allibert, S. Krupinski, and T. Hamel, Homography-based visual servoing for autonomous underwater vehicles, 19th IFAC World Congress, vol. 19, no. 1, 5726-5733, 2014.
  40. M.D. Hua, D. Pucci, T. Hamel, P. Morin, and C. Samson, A novel approach to the automatic control of scale model airplanes, 53rd IEEE-Conference on Decision and Control (CDC’14), LA, 805 - 812, 2014.
  41. M.D. Hua, P. Martin, and T. Hamel, Velocity-aided attitude estimation for accelerated rigid bodies, 53rd IEEE- Conference on Decision and Control (CDC’14), LA,328-333, 2014.
  42. P. Serra, R. Cunha, T. Hamel, D. Cabecinhas, and C. Silvestre, Landing on a moving target using image-based visual servo control, 53rd IEEE-Conference on Decision and Control (CDC’14), LA, 2179-2184.
  43. A. Khosravian, J. Trumpf, R. Mahony, and T. Hamel, Velocity aided attitude estimation on SO(3) with sensor delay, 53rd IEEE-Conference on Decision and Control (CDC’14), LA, 114-120, 2014 (invited paper).
  44. R. Mahony, J. Trumpf, and T. Hamel, Observers for kinematic systems with symmetry, Proceedings of the 9th IFAC symposium on nonlinear control systems, 617-633 (invited paper, tutorial), 2013.
  45. Omari, M.D. Hua, G. Ducard, and T. Hamel, Bilateral haptic teleoperation of VTOL UAVs, IEEE International Conference on Robotics and Automation(ICRA’2013), 2393-2399, 2013.
  46. D. Pucci, T. Hamel, P. Morin, and C. Samson, Nonlinear control of aerial vehicles subjected to aerodynamic forces, 52  IEEE-Conference on Decision and Control (CDC’13), 4839–4846, 2013.
  47. S. Omari, M.D. Hua, G. Ducard, and T. Hamel, Nonlinear control of VTOL UAVs incorporating flapping dynamics, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS’13), Tokyo, 2419-2425, 2013.
  48. A. Eudes, P. Morin, R. Mahony and T. Hamel, Visuo-inertial fusion for homography-based filtering and estimation, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS’13), Tokyo, 5186-5192, 2013.
  49. P. Serra, R. Cunha, C. Silvestre and T. Hamel, Visual Servo Aircraft Control for Tracking Parallel Curves, 51st IEEE Conference on Decision and Control , Maui, Hawaii, USA, pp: 1148-1153, 2012.
  50. S. Krupinski, G. Allibert, M.D. Hua, and T. Hamel, Pipeline tracking for fully-actuated autonomous underwater vehicle using visual servo control, American Control Conference (ACC’12), Montreal, Canada, pp: 6196-6202, 2012.
  51. D. Pucci, T. Hamel, P. Morin, and C. Samson, Nonlinear Control of PVTOL Vehicles subjected to Drag and Lift, 50th IEEE-Conference on Decision and Control (CDC’11), Orlando, FL, USA, Dec. pp: 6177-6183, 2011.
  52. T. Hamel, R. Mahony, J. Trumpf, P. Morin, and M.-D. Hua, Homography estimation on the Special Linear Group based on direct point correspondences, 50th IEEE-Conf. on Decision and Control (CDC’11), Orlando, FL, USA, pp: 7902-7908, 2011.
  53. M.-D. Hua, M. Zamani, J. Trumpf, R. Mahony, and T. Hamel, Observer design on the Special Euclidean group SE(3), 50th IEEE-Conference on Decision and Control (CDC’11), Orlando, FL, USA, Dec. pp: 8169-8175, 2011, (invited paper).
  54. M.–D. Hua, K. Rudin, G. Ducard, T. Hamel, and R. Mahony, Nonlinear attitude estimation with anti-windup gyro-bias compensation and practical implementation for IMUs, IFAC World Congress, Milano, pp: 2972-2978, 2011.
  55. H. Rifai, M.–D. Hua, T. Hamel, and P. Morin, Haptic-based bilateral teleoperation of underactuated Unmanned Aerial Vehicles, IFAC World Congress, Milano, pp: 13782-13788, 2011.
  56. H. de Plinval, P. Morin, P. Mouyon, and T. Hamel, Visual Servoing for Underactuated VTOL UAVs: A Linear, Homography-Based Approach, IEEE-ICRA’11, Shanghai, pp: 3004-3010, 2011.
  57. B. Hérissé, T. Hamel, R. Mahony, and F-X. Russotto, The landing problem of a VTOL Unmanned Aerial Vehicle on a moving platform using optical flow (IROS’10), Taipei, pp: 1600-1605, 2010.
  58. B. Hérissé, S. Oustrières, T. Hamel, R. Mahony, and F-X. Russotto, A general optical flow based terrain-following strategy for a VTOL UAV using multiple views (IEEE-ICRA’10), Anchorage, USA, pp: 3341-3348, 2010.
  59. P. Serra, F. Le Bras, T. Hamel, C. Silvestre and C. Rita, Nonlinear IBVS Controller for the Flare Maneuver of Fixed-Wing Aircraft Using Optical Flow, 49th (IEEE-CDC’10), Atlanta, USA, pp: 1656-1661, 2010.
  60. F. Le Bras, A. Treil, T. Hamel, and R. Mahony, Visual servoing of VTOL UAV’s using minimal sensor suite (UAV’10), Dubai, UAE, 2010 (invited paper).
  61. S. Bertrand, T. Hamel, H. Piet-Lahanier, and R. Mahony, Attitude tracking of rigid bodies on the Special Orthogonal group with bounded partial state feedback, 48th IEEE Conference on Decision and Control, pp. 2972-2977, Shanghai, China, 2009. Best Award for Interactive Papers.
  62. R. Mahony, T. Hamel, J. Trumpf, and C. Lageman, Nonlinear attitude observers on SO(3) for complementary and reciprocal measurements, 48th IEEE Conf. on Decision and Control (CDC’09), pp. 6407-6412, Shanghai, China, 2009.
  63. F. Le Bras, T. Hamel, and R. Mahony, Image-based visual servo control for circular trajectories for a fixed-wing aircraft, 48th IEEE Conference on Decision and Control (CDC’09), pp. 3430-3435, Shanghai, China, 2009 (invited paper).
  64. F. Le Bras, T. Hamel, C. Barat, and R. Mahony, Nonlinear image-based visual servo controller for automatic landing guidance of a fixed-wing aircraft, European Control Conference 2009 (ECC’09), Budapest, Hungary, 2009.
  65. M.-D. Hua, T. Hamel, P. Morin, and C. Samson, Control of a class of thrust-propelled underactuated vehicles and application to a VTOL drone, IEEE Conf. on Robotics and Automation (ICRA’09), Kobe, Japan, 2009.
  66. E. Malis, T. Hamel, R. Mahony, and P. Morin, Dynamic estimation of homography transformations on the special linear group for visual servo control, IEEE Conf. on Robotics and Automation (ICRA’09), Kobe, Japan, 2009 (invited paper).
  67. B. Hérissé, T. Hamel, R. Mahony, and F.-X. Russoto, A nonlinear terrain-following controller for a VTOL Unmanned Aerial Vehicle using translational optical flow, IEEE Conf. on Robotics and Automation (ICRA’09), Kobe, Japan, 2009.
  68. M. Euston, P. Coote, R. E. Mahony, J. Kim, and T. Hamel, A complementary filter for attitude estimation of a fixed-wing UAV, Intelligent Robots and Systems (IROS’2008), IEEE/RSJ, Nice, pp. 340-345, Sep., 2008.
  69. B. Hérissé, F-X. Russotto, T. Hamel, and R. Mahony, Hovering flight and vertical landing control of a VTOL unmanned aerial vehicle using optical flow, Intel. Robots and Systems (IROS’2008), IEEE/RSJ, Nice, pp. 801-806, Sep., 2008.
  70. S. Bertrand, T. Hamel, and Piet-Lahanier, Stability Analysis of an UAV controller using singular perturbation theory, 17th IFAC World Congress’08, 6 pages (invited paper).
  71. F. Le Bras, T. Hamel, R. Mahony, Output based observation and control for visual servoing of VTOL UAV’s, 17th IFAC World Congress’08, 6 pages.
  72. O. Bourquardez, N. Guenard, T. Hamel, F. Chaumette, R. Mahony, and L. Eck., Kinematic visual servo controls of an X4-flyer: practical study, 1st Mediterranean Conference on Int. Systems and Aut. (CISA 08). AIP, vol. 1019, pp. 391-396, 2008.
  73. F. Le Bras, T. Hamel, R. Mahony, Visual servoing of a VTOL vehicle using virtual states, Proceedings of the 46th IEEE Conference on Decision and Control (CDC’07), New Orleans, USA, pp. 6442-6447, Dec. 2007.
  74. P.E. Ian Pounds, T. Hamel, R. Mahony, Attitude control of rigid body dynamics from biased IMU measurements, 46th IEEE Conference on Decision and Control (CDC’07), New Orleans, USA, pp. 4620-4625, Dec. 2007.
  75. S. Bertrand, H. Piet-Lahanier, T. Hamel, and C. Le Tallec, Obstacle avoidance for an unmanned aerial vehicle model using model predictive control, 2nd European Conference for aerospace sciences (EUCASS’07), Session 3.03 (6 pages).
  76. S. Bertrand, H. Piet-Lahanier, and T. Hamel, Contractive model predictive control of an unmanned aerial vehicle model, 17th IFAC Symposium on Automatic Control in Aerospace, Toulouse, France on June 25-29, 2007 (6 pages).
  77. F. Le Bras, T. Hamel, R. Mahony, Nonlinear observer-based visual control of a VTOL UAV, European Control Conference, Kos, Greece on July 2-5, 2007 (ECC’07).
  78. S. Bertrand, T. Hamel, and H. Piet-Lahanier, Trajectory tracking of an unmanned aerial vehicle model using partial state feedback, European Control Conference, Kos, Greece on July 2-5, 2007 (ECC’07).
  79. J-M. Pflimlin, P. Binetti, D. Trouchet, P. Soueres, and T. Hamel, Aerodynamic modeling and practical attitude stabilization of a ducted fan UAV, European Control Conference, Kos, Greece on July 2-5, 2007 (ECC’07).
  80. G. Baldwin, R. Mahony, J. Trumpf, and T. Hamel, Complementary filter design on the Special Euclidean group SE(3), Kos, Greece on July 2-5, 2007 (ECC’07).
  81. T. Chevirond, T. Hamel, R. Mahony, and G. Baldwin, Robust nonlinear fusion of inertial and visual data for position, velocity and attitude estimation of UAV, IEEE Int. Conf. on Robotics and Automation (IEEE-ICRA’2007), April 10-14, 2007, Roma, Italy, pp. 2010 - 2016, 2007.
  82. N. Guenard, T. Hamel, and R. Mahony, A practical visual servo control for a unmanned aerial vehicle, IEEE Int. Conf. on Robotics and Automation (ICRA’2007),, April 10-14, 2007, Roma, Italy, pp. 1342-1348, 2007.
  83. S. Bertrand, T. Hamel, H. Piet-Lahanier, Stabilization of a small unmanned aerial vehicle model without velocity measurement, IEEE Conf. on Robotics and Automation (ICRA’2007), 10-14 April 2007, Roma, Italy, pp. 724-729, 2007.
  84. P. Binetti, L. Pollini, M. Innocenti, and T. Hamel, Flight control system of the HoverEye VTOL UAV, TAVT-146 Symposium “Platform Innovations and System Integration for Unmanned Air, Land and Sea Vehicles”, Ref: A367874 (17 pages), Florence, Italy, May 14-17, 2007,
  85. T. Hamel, R. Mahony, Attitude estimation on SO(3) based on direct inertial measurements, IEEE Int. Conf. on Robotics and Automation (IEEE-ICRA’2006), Orlando, Fl., USA, pp. 2170-2175, 2006.
  86. J-M. Pflimlin, T. Hamel, P. Souères, and R. Mahony, A Hierarchical control strategy for the autonomous navigation of a ducted fan flying robot, IEEE Conf. on Robotics and Automation (ICRA’2006), pp. 2491-2496, 2006.
  87. N. Guenard, T. Hamel, V. Moreau, and R. Mahony, Design of a controller allowed the intuitive control of an X4-flyer, 8th International IFAC Symposium on Robot Control (IFAC-SYROCO’2006), vol. 8, Part 1 (6 pages), 2006.
  88. J-M. Pflimlin, T. Hamel, P. Souères, and R. Mahony, Position control and attitude stabilization of a ducted fan VTOL UAV in Crosswind, 8th IFAC Symposium on Robot Control (IFAC-SYROCO’2006), vol. 8, Part 1 (6 pages), 2006.
  89. S. Bertrand, T. Hamel, and P. Lahanier, Performance improvement of an adaptive controller using model predictive control : Application to an UAV model, 4th IFAC Symposium on Mechatronic Systems, vol. 4, Part 1 (6 pages), 2006.
  90. F. Le Bras, R. Mahony, T. Hamel, and P. Binetti, Adaptive filtering and image based visual servo control of a ducted fan flying robot, 45th IEEE-CDC06, San Diego, pp. 1751-1757, Dec. 2006.
  91. J-M. Pflimlin, P. Souères, and T. Hamel, Waypoint navigation control of a VTOL UAV amidst obstacles, IEEE Int. Conf. on Intel. Robots and Syst. (IEEE-IROS’06), Beijing, China, Oct. 2006, pp. 3544-3549, 2006.
  92. N. Guenard, T. Hamel, and L. Eck, Control laws for the teleoperation of an aerial vehicle known as an X4-flyer, IEEE-IROS’06, pp. 3249-3254, 2006.
  93. O. Bourquardez, R. Mahony, T. Hamel, and F. Chaumette, Stability and performance of image based visual servo control using first order spherical image moments, IEEE-IROS’06, pp. 4304-4309, 2006.
  94. R. Mahony, C. Sung-Han, and T. Hamel, A coupled estimation and control analysis for attitude stabilisation of mini aerial vehicles, Australian Conference on Robotics and Automation (ACRA), Auckland (10 pages), Dec. 6-8, 2006.
  95. R. Mahony, T. Hamel, and J-M. Pflimlin, Complementary filter design on the special orthogonal group SO(3), 44th IEEE-CDC-ECC’05, pp. 1477-1484, 2005.
  96. R. Mahony, A. Van Brasch, P. Corke, and T. Hamel, Adaptive depth estimation in image based visual servo control of dynamic systems, 44th IEEE-CDC-ECC’05, pp. 5372-5378, 2005.
  97. N. Metni and T. Hamel, Visual tracking control of aerial robotic systems with adaptive depth estimation, 44th IEEE-CDC-ECC05, pp. 6078 - 6084, 2005.
  98. N. Metni, J-M. Pflimlin, T. Hamel, and P. Souères, Attitude and gyro bias estimation for a flying UAV, Int. Conf. on Intel. Robots and Sys. (IEEE-IROS’2005), pp. 1114-1120, Edmonton, Canada, 2005.
  99. J-M. Pflimlin, T. Hamel, and P. Souères, Nonlinear attitude and gyroscope’s bias estimation for a VTOL UAV, 16th IFAC World Congress’2005 (6 pages), 2005.
  100. N. Guénard, T. Hamel, and V. Moreau, Dynamic modeling and intuitive control strategy for an X4-flyer, IEEE 5th Int. Conf. on Control and Automation (ICCA’2005) (6 pages) Budapest, 2005.
  101. N. Metni, F. Derkx, J.L. Sorin, and T. Hamel, The current use of UAV for civil applications: Bridge inspection and traffic surveillance, Int. Conf. Unmanned Vehicle Systems Technology, Brussels, UVS Int., Nov.-Dec. 2004.
  102. J-M. Pflimlin, T. Hamel, and Souères, Hovering flight stabilization in wind gusts for ducted fan UAV, 43rd Conference on Decision and Control (IEEE-CDC’04), pp. 3491-3496, 2004.
  103. T. Hamel and R. Mahony, Pure 2D Visual servo control for a class of under-actuated dynamic systems, IEEE-Int. Conf. on Robotics and Automation (ICRA’2004), pp. 2229-2235, 2004.
  104. N. Metni and T. Hamel, A UAV for bridges’ inspection: Visual servoing control law with orientation limits, IFAC Workshop on Intelligent Autonomous Vehicles (IAV’04), 6 pages, 2004.
  105. N. Metni and T. Hamel, Visual servoing based on homography estimation for the stabilization of an X4-flyer, European Control Conference (ECC’2003), Cambridge, United Kingdom (6 pages).
  106. A. Chriette, T. Hamel, and R. Mahony, Zero-dynamics analysis for IBVS control of an under-actuated rigid body dynamics, 7th IFAC Symp. Robot Control (SYROCO’2003), 6 pages).
  107. H. Arioui, T. Hamel, A. Kheddar, and S. Mammar, A passive wave-based approach under time varying delay, 4th IEEE International Conference on Control and Automation (ICCA), June 10-12, 2003, Montreal, Canada.
  108. D. Suter, T. Hamel, and R. Mahony, Visual servo control using homography estimation for the stabilization of an X4-flyer, 41st IEEE Conference on Decision and Control (CDC’02), pp. 2872-2877, Las Vegas, 2002.
  109. T. Hamel, R. Mahony, and A. Chriette, Visual servo trajectory tracking for a four rotor VTOL aerial vehicle, IEEE Conference on Robotics and Automation (ICRA’2002), pp. 2781-2786, 2002.
  110. R. Mahony, T. Hamel, and F. Chaumette, A decoupled image space approach to visual servo control of a robotic manipulator, IEEE Conference on Robotics and Automation (ICRA’2002), pp 3781-3786.
  111. T. Hamel, R. Mahony, R. Lozano, and J. Ostrowski, Dynamic modelling and configuration stabilization for an X4-flyer, 15th IFAC World Congress’2002, Barcelona, July 2002 (6 pages).
  112. A. Dzul-Lopez, T. Hamel, and R. Lozano, Nonlinear control for a tandem rotor helicopter, 15th IFAC World Congress’2002, Barcelona, July 2002 (6 pages).
  113. A. Dzul-Lopez, T. Hamel, and R. Lozano, Modeling and nonlinear control for a coaxial helicopter, IEEE Conference on Systems, Man and Cybernetics, SMC’02, vol. 6 (6 pages).
  114. H. Arioui, S. Mammar, and T. Hamel, A semi-prediction based Haptic feedback controller for time delayed virtual environment systems, IEEE American Control Conference (ACC’02), pp. 4303-4308, 2002.
  115. A. Chriette, T. Hamel, and R. Mahony, Visual servoing for autonomous helicopter, IEEE Conference on Robotics and Automation (ICRA’2001), pp. 1701-1706, Korea in May 2001.
  116. R. Mahony and T. Hamel, Visual servoing using linear features for under-actuated rigid body dynamics, IEEE IROS’2001, pp. 1153-1158, Hawaii, USA, 2001.
  117. A. Dzul-Lopez, T. Hamel, and R. Lozano, A new control strategy based on dynamic reduction for an autonomous helicopter, European Control Conference, ECC’2001.
  118. T. Hamel and R. Mahony, Visual servoing of fully actuated dynamic systems using a robust backstepping design, 6th IFAC Symposium Robot Control (SYROCO’2000), 6 pages, Vienna, Austria.
  119. R. Mahony, T. Hamel, and A. Chriette, Adaptive estimation of aerodynamic forces for hover control of a reduced scale autonomous helicopter, 6th IFAC Symposium Robot Control (SYROCO’2000), 6 pages, Vienna, Austria.
  120. T. Hamel and R. Mahony, Robust visual servoing for under-actuated dynamic systems, 39th Conference on Decision and Control (CDC’2000), pp. 3933-3938, Sydney, 2000.
  121. R. Mahony and T. Hamel, Stable tracking control for unmanned aerial vehicles using non-inertial measurements, 39th Conference on Decision and Control (CDC’2000), pp. 2971-2976, Sydney, 2000.
  122. Y. Bestaoui and T. Hamel, Dynamic modelling of small autonomous blimps, 6th International Conference on Methods in Automation and Robotics (MMAR’2000), pp. 579-584, Miedzyzdroje, Poland, August 2000 (invited paper).
  123. R. Mahony, T. Hamel and A. Dzul-Lopez, Hover control via an approximate Lyapunov control for a model helicopter, Proceeding of 38th Conference on Decision and Control, Phoenix, Arizona, pp. 3490-3495, 1999.
  124. A. Chriette, S. Mammar, and T. Hamel, Combined vehicle lateral and longitudinal Control, Proceedings of the 5th International Conference on Information Systems Analysis and Synthesis (ISAS’99), Orlando, USA, 1999 (invited paper).
  125. P. Souères, T. Hamel, and V. Cadenat, A path following controller for wheeled robots which allows to avoid obstacles during transition phase, IEEE Conference on Robotics and Automation (ICRA’98), pp. 1269-1274, Leuven, Belgium, 1998
  126. A. Lambert, T. Hamel, and Le Fort-Piat, A safe and robust path following planner for wheeled robots, IEEE, Intelligent Robots and Systems, IROS’98, pp 600-605, 1998.
  127. P. Souères, T. Hamel, V. Cadenat, A. Dzul-Lopez, A feedback control allowing obstacle avoidance for nonholonomic mobile robots, IEEE Conference on Advances in Vehicle Control and Safety (AVCS’98), 6 pages, Amiens, France, 1998.
  128. S. Mammar and T. Hamel, Lateral control of semi-trailer tractor using H∞ optimisation, IEEE Conference on Advances in Vehicle Control and Safety (AVCS’98), 6 pages, Amiens, France, 1998.
  129. T. Hamel, P. Souères, and D. Meizel, A Two-steps robust path-following controller for wheeled robots, 5th IFAC Symposium on Robot Control (SY.RO.CO.’97), Nantes, September 03-05.
  130. T. Hamel, P. Souères, and D. Meizel, Path following with security margin: A new control algorithm for wheeled robots, 5th IEEE Mediterranean on Control and Systems’97, Paphos, Cyprus, July 21-23, 1997.
  131. L. Aguilar-Melo, T. Hamel, and P. Souères, Robust path-following control for wheeled robots via sliding mode techniques, IEEE “Intelligent Robots and Systems (IROS’97), Grenoble, September 08-13, 1997.
  132. T. Hamel and D. Meizel, Robust control laws for wheeled mobile robots, The Triennial World Congress (IFAC’96), San Francisco, California, pp. 175–180, 1996.
  133. T. Hamel and D. Meizel, A new robust dynamic tracking control law for wheeled mobile robots, IFAC Workshop on Motion Control, Munich, Germany, 1995.
  134. T. Hamel and D. Meizel, Robust tracking and parking control laws for wheeled autonomous vehicles, 2nd IFAC Workshop on Intelligent Autonomous Vehicles (I.A.V.’95), Helsinki, Finland, pp. 261–266, 1995.
  135. T. Hamel, D. Meizel and A. Charara, A new robust tracking controller for autonomous vehicles, 4th IFAC Symp. on Robot Control (SY.RO.CO.’94), Capri, Italy, pp. 93–99, 1994.

Workshops, tutorials, videos, ....

  1. T. Hamel, Visual servo control of aerial robots, keynote speaker, The Third International Conference on Electrical, Electronics, Computer Engineering and their Applications (EECEA2016), Beirut, Lebanon, 2016.
  2. T. Hamel, A unified approach to the control of aerial vehicles, keynote speaker, International Conference on Automatic control, Telecommunications and Signals, Annaba, Algeria, 2015.
  3. P. Serra, R. Cunha, T. Hamel, and C. Silvestre, Image-based visual servo control of UAVs using optical flow, IROS Workshop on Vision-based Control and Nav. of Small, Lightweight UAVs, Hamburg, Germany, October 2015 (invited talk).
  4. T. Hamel, Introduction to sensor-based control for aerial robots, Sophia Antipolis Conference on MicroElectronics (SAME’2012) (invited speaker for the special event),
  5. A. Treil, P. Mouyon, and T. Hamel, A. Piquereau and Y. Watanabe, Target tracking and obstacle avoidance for a VTOL UAV using optical flow, IROS Workshop on Visual Control of Mobile Robots (ViCoMoR 2012),
  6. T. Hamel, Visual servo control for unmanned aerial robots, NATO-ASI (Advanced Study Institute) on Unmanned Systems, C¸ Turkey, August 26-September 6, 2009 (invited as lecturer).
  7. B. Hérissé and T. Hamel, Optical flow based navigation for a VTOL UAV, IROS-Workshop Micro Aerial Vehicles from Technologies to Commercialization, St. Louis, MO, USA, Ready or not ready?, Oct. 2009 (invited talk).
  8. F. Lebras, T. Hamel, C. Barat, and R. Mahony, Image-based visual servo controller for automatic landing guidance of a fixed-wing aircraft, IEEE-MED-Workshop on UAS civilian applications: Fire, Forest, Protection, Emergency response, Thessaloniki, Greece, June 2009 (invited talk).
  9. T. Hamel, Advanced flight control for VTOL UAV using Image-based control paradigm, IROS-Workshop on Visual guidance systems for small autonomous aerial vehicles, 22 September 2008 (invited talk).
  10. R. Mahony and T. Hamel, Vision for mobile autonomous robots: Navigation, Dynamics and Control, tutorial T1 International Conference on Robotics and Automation (ICRA’2000), co-organised with Robert Mahony.
  11. P. Crubillé, J-C. Escande, R. Guernut, E. Halbwachs, T. Hamel, A. Lambert, N. Le Fort-Piat, and D. Meizel, Local maps for reliable travels, IEEE Conference on Robotics and Automation (ICRA’97), video, San Francisco, 1997.

National conferences

  1. M-D. Hua, T. Hamel, P. Morin, et C. Samson, Commande par retour d’état pour des engins volants de type VTOL : résultats et perspectives, 7ème JNRR, Neuvy-sur-Barangeon (15 pages), Avril 2009 (Conférence invitée).
  2. S. Bertrand, T. Hamel, et H. Piet-Lahanier, Stabilisation d’un modèle de drone miniature sans mesure de vitesse, Dans JD MACS’07.
  3. T. Hamel, L. Eck, F. Chaumette, et A. Chriette, Rapport final du projet ROBVOLINT (ROBot VOLant d’INTérieur), Journées Robea, 3-4 avril 2006, Paris (9 pages).
  4. T. Hamel et P. Souères, Modélisation, estimation et contrôle des drones à voilures tournantes : Un apercu des projets de recherche francais, 4ème JNRR’05 (Conférence invitée).
  5. T. Hamel, V. Moreau, F. Chaumette, et A. Chriette, Etat d’avancement du projet ROBot VOLant d’INTérieur, Journées Robea, 29-31 mars 2005, Montpellier, pp. 57-63.
  6. N. Guénard, T. Hamel, et Moreau, Modélisation et élaboration de commande de stabilisation de vitesse et de correction d’assiette pour un drone de type X4-Flyer, Congrès CIFA’2004.
  7. T. Hamel, Contrôle automatique de robots aériens miniatures à voilure tournante: problèmes et perspectives Pétrole et Techniques, Association Française des Techniques du pétrole, ISSU 436, pages 90-94, 2002.
  8. R. Lozano, T. Hamel, B. Brogliato, et C. Pégard, Modelling, Control and localisation of hovering systems, Journées Robea, Toulouse, 24-25 octobre 2002.
  9. A. Dzul-Lopez, T. Hamel, et R. Lozano, Modélisation et Commande non-linéaire pour un hélicoptère bi-rotor coaxial, Congrès CIFA’2002.
  10. A. Chriette, J. Simler, et T. Hamel, Suivi de trajectoires par vision et commande adaptative : Application à un hélicoptère miniature, Congrès CIFA’2002.
  11. A. Chriette, R. Mahony, et T. Hamel, Evaluation adaptative des forces aérodynamiques pour la commande d’hélicoptère de petite taille en mode de vol proche du vol stationnaire, Congrès CIFA’2000, Lille, Juillet 2000.
  12. R. Mahony, T. Hamel, et Lozano, Modélisation et contrôle d’hélicoptère `a modèle réduit, JNRR - Journées Nationales de la Recherche en Robotique-, Montpellier, France (Conférence invitée), 1999.
  13. L. Cordewener, E. Halbwachs, T. Hamel, R. Guernut, et D. Meizel, Contrôle des déplacements d’un robot mobile à roues, Conférence EEA -Automatique et Expérimentation en Laboratoire-, Angers, pp. 3.1–3.10, 1995.
  14. T. Hamel, E. Halbwachs et D. Meizel, La géométrie offre-t-elle une alternative au filtrage de Kalman ? Conférence SEE -Localisation en Robotique-, Supélec, Gif sur Yvette, France, pp. 53–61, 1993.