Publications

Refereed Journal Papers

2007

  1. M. Li and Y. H. Liu, Dynamic modeling and experimental validation for interactive endodontic simulation, to appear in IEEE Trans. on Robotics.
  2. H. Wang, Y. H. Liu and D. Zhou, Dynamic visual tracking for manipulators using an uncalibrated fixed camera, to appear in IEEE Trans. on Robotics.

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2006

  1. Y. H. Liu, H. Wang, C. Wang and K. K. Lam Uncalibrated visual servoing of robots using a depth-independent interaction matrix, IEEE Trans. on Robotics, vol. 22, no. 4, pp. 804-817, 2006.
  2. Y. H. Liu and H. Wang, Adaptive visual servoing of robot manipulators, a book chapter of “Advance Robot Control: From Everyday Physics to Human Movements”, 2006.
  3. T. Chen and Y. H. Liu, A robust approach for structure from planar motion by stereo image sequence, Machine Vision and Applications, vol. 3, no. 3, pp. 197-209, 2006.

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2005

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2004

  1. Y. H. Liu, M. L. Lam and D. Ding, A complete and efficient algorithm for searching for 3-D form-closure grasps in discrete domain, IEEE Trans. on Robotics, vol. 20, no. 5, pp. 805-816, October, 2004.
  2. W. T. Lo, Y. H. Liu, N. Xi, Y. Wang, and T. Fukuda, Cooperative teleoperation of multi-robot systems with force reflection via the Internet, IEEE/ASME Trans. on Mechatronics, vol. 9, no. 4, pp. 661-669, 2004.
  3. W. K. Fung and Y. H. Liu, Feature extraction of robot sensor data using factor analysis for behavior learning, Journal of Advanced Computational Intelligence and Intelligent Informatics, vol. 8, no. 3, 2004.

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2003

  1. V. Parra-Vega, S. Arimoto, Y. H. Liu, G. Hirzinger and P. Akella, Dynamic sliding PID control for tracking of robot manipulators: theory and experiments, IEEE Trans. on Robotics and Automation, vol. 19, no. 6, pp. 967-976, 2003.
  2. B. Xu, and Y. H. Liu, Delay-dependent/delay-independent stability of linear systems with multiple time-varying delays, IEEE Trans. on Automatic Control, vol. 19, no. 6, pp. 967-976, 2003.
  3. W. K. Fung and Y. H. Liu, Adaptive categorization of ART networks in robot behavior learning using game-theoretic formulation, Neural Networks, vol. 16, no. 10, pp. 1403-1420, 2003.
  4. Y. Shen, D. Sun, Y. H. Liu, and K. Li, Asymptotic trajectory tracking of manipulators using uncalibrated visual feedback, IEEE/ASME Trans. on Mechatronics, vol. 8, no. 1, pp. 87-98, 2003.
  5. Y. Shen, W. T. Lo, Y. H. Liu and K. Li, Haptic feedback in teleoperation of multifingered robot hands, Int. J. on Intelligent Automation and Soft Computing, vol. 9, no. 3, pp. 1-12, 2003.
  6. I. Ehajj, N. Xi, W. K. Fung, Y. H. Liu, Y. Hasegawa, T. Fukuda, Supermedia enhanced internet based telerobotics, IEEE Proceedings: special issue on networked intelligent robots through the internet, vol. 91, no. 3, pp. 396-421, 2003.
  7. Y. H. Liu, D. Ding, and M. L. Lam, 3-D grasp analysis and synthesis using the ray-shooting technique, Lecture Notes on Control and Information Science, vol. 299, pp. 80-109, Springer-Verlag, 2003.
  8. I. Ehajj, X. Xi, W. K. Fung, Y. H. Liu, Y. Hasegawa and T. Fukuda, Multi-site real-time tele-operation via the Internet, Advanced Robotics, 2003.

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2002

  1. I. Ehajj, N. Xi, W. K. Fung, Y. H. Liu, T. Kaga, Y. Hasegawa and T. Fukuda, Multi-site Internet-based tele-operation, Integrated Computer-Aided Engineering, vol. 9, pp. 117-127, 2002.

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2001

  1. D. Ding, Y. H. Liu, and M. Y. Wang, Automatic selection of fixturing surfaces and fixturing points for polyhedral workpieces, IEEE Trans. on Robotics and Automation, vol. 17, no. 6, pp. 833-841, 2001.
  2. D. Ding, Y. H. Liu, and S. Wang, Computation of 3D form-closure grasp, IEEE Trans. on Robotics and Automation, vol. 17, no. 4, pp. 515-521, 2001.
  3. I. Ehajj, N. Xi, W. K. Fung, Y. H. Liu, Wen. J. Li, T. Kaga, T. Fukuda, Haptic information in internet-based teleoperation, IEEE/ASM Trans. on Mechatronics, vol. 6, no. 3, pp. 295-304, 2001.
  4. W. K. Fung and Y. H. Liu, A game-theoretic adaptive categorization mechanism for ART-networks, Lecture Notes in Computer Science, vol. 2130, pp. 170-176,2001.
  5. D. Sun and Y. H. Liu, Position and force tracking of a two-manipulator system manipulating a flexible beam, Journal of Robotic Systems, vol. 18, no. 4, pp. 197-212, 2001.

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2000

  1. Y. H. Liu, Computing n-finger form-closure grasps of polygonal objects, Int. J. of Robotics Research, vol. 18, no. 2, pp. 149-158, 2000.
  2. Y. H. Liu and D. Sun, Stabilizing A flexible beam handled by two manipulators via PD feedback, IEEE Transactions on Automatic Control, vol. 45, no. 11, pp. 2159-2164, 2000.
  3. C. K. Chan and Y. H. Liu, Dynamic simulation of multifingered robot hands based on a unified model, Robotics and Autonomous Systems, A special issue on Integrated Learning, Planning, and Control, vol. 32, no. 5-6, pp. 185-201, 2000.
  4. D. Ding, Y. H. Liu and S. Wang, The synthesis of form-closure grasps, Robotica, 2000.
  5. Y. H. Liu, Special Issue on integrated learning, planning, and control, Robotics and Autonomous Systems, vol. 32, no. 5-6, editorial, 2000.

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1999 and before

  1. Y. H. Liu, Y. S. Xu, and M. Bergerman, Cooperation control of multiple manipulators with passive joints, IEEE Transactions on Robotics and Automation, vol. 15, no. 2, pp. 258-267, 1999.
  2. Y. H. Liu, Qualitative test and force optimization of 3D frictional form-closure grasps using linear programming, IEEE Transactions on Robotics and Automation, vol. 15, no. 1, pp. 163-173, 1999.
  3. D. Sun, J. Mills and Y. H. Liu, Position control of multiple robots manipulating a general flexible object, Int. Journal of Robotics Research, vol. 18, no. 3, pp. 319-332, 1999.
  4. Y. H. Liu, K. Kitagaki, T. Ogasawara and S. Arimoto, Model-based adaptive hybrid control for manipulators under multiple geometric constraints, IEEE Transactions on Control Systems Technology, vol. 7, no. 1, pp. 97-109, 1999.
  5. Y. H. Liu and S. Arimoto, Decentralized Adaptive and nonadaptive position/force controllers for redundant manipulators in cooperation, International Journal of Robotics Research, vol. 17, no.3, pp. 232-247, 1998.
  6. Y. H. Liu and S. Arimoto, Adaptive and nonadaptive hybrid Ccontrollers for rheo-holonomically constrained manipulators, Automatica, vol. 34, no. 4, pp. 483-491, 1998.
  7. D. Sun and Y. H. Liu, Modeling and impedance control of a two-manipulator systems a flexible beam, ASME Journal of System, Dynamics, Measurement, and Control, vol. 119, pp. 736-742, 1997.
  8. Y.H. Liu, S. Arimoto, V. Parra Vega, and K. Kitagaki, Decentralized adaptive control of multiple manipulators in cooperations, International Journal of Control, vol. 67, no. 5, pp. 649-673, 1997.
  9. D. Sun, Z. Zhou, Y.H. Liu, and W. Shen, Development and application of ultrasonic surgical instruments, IEEE Transactions on Biomedical Engineering, vol. 44, no. 6, pp. 462-467, 1997.
  10. Y. H. Liu and S. Arimoto, Distributively controlling two robots handling an object in the task space without any communication, IEEE Transactions on Automatic Control, vol. 41, no. 8, pp. 1193-1198, 1996.
  11. D. Sun, X. Shi, and Y.H. Liu, Adaptive learning control for cooperation of two robots manipulating a rigid object with model uncertainties, Robotica, vol. 14, pp. 365 373, 1996.
  12. K. Kitagaki, T. Suehiro, T. Ogasawara, and Y.H. Liu, Sensor based parallel processing manipulation system: TAKUMI, the Journal of Robotics Society of Japan, vol. 15, no. 3, pp. 363-372, 1996.
  13. Y. H. Liu and S. Arimoto, Finding the shortest paths of discs among polygonal obstacles using a radius-independent graph. IEEE Transactions on Robotics and Automation, vol. 10, no. 5, pp. 682-691, 1995.
  14. Y. H. Liu and H. Onda, Constructing an approximate representation of a configuration space without using any intersection check. SICE Transactions on Instrument and Control Engineering, vol. 31, no.1, pp. 90-97, 1995.
  15. T. Naniwa, S. Arimoto, L. L. Whitcomb, and Y. H. Liu, Model-based adaptive control for geometrically constrained manipulators. SICE Transactions on Instrument and Control Engineering, vol. 31, no.1, pp. 22-30, 1995.
  16. S. Arimoto, T. Naniwa and Y. H. Liu, Model-based adaptive hybrid control for manipulator with geometric endpoint constraint, Journal of Advanced Robotics, vol. 9, no. 1, pp. 67-80, 1995.
  17. Y. H. Liu and S. Arimoto, Computation of tangent graph of polygonal obstacles by moving-line processing. IEEE Transactions on Robotics and Automation, vol.9, no. 6, pp. 823-830, 1994.
  18. Y. H. Liu and S. Arimoto, A deadlock-free algorithm for planning a collision-free coordinated motion for two mobile robots amidst unknown environments. Journal of Advanced Robotics, vol. 7, no.5, pp. 507-522, 1993.
  19. Y. H. Liu and S. Arimoto, Path planning using tangent graph for robots among polygonal and curved obstacles. International Journal of Robotics Research, no. 4, pp.376-382, 1992.
  20. Y. H. Liu and S. Arimoto, Motion planning based on local information for two mobile robots amidst unknown environments. Journal of Robotics Society of Japan, vol. 10, no. 2, pp.78-87, 1992.
  21. Y. H. Liu, H. Noborio and S. Arimoto, A new solid model HSM and its application to interference detection between moving objects. Journal of Robotics Systems, vol. 8, no. 1, pp. 39-54, 1991.
  22. Y. H. Liu and S. Arimoto, A new approach for path planning of mobile robots among obstacles with general boundary. Journal of the Robotics Society of Japan, vol. 9, no. 2, pp. 56-63, 1991.
  23. Y. H. Liu, H. Noborio and S. Arimoto, A new solid model for checking an interference between moving robots. Journal of the Robotics Society of Japan, vol. 7, no. 5, pp. 26-34, 1989.

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Refereed Conference Papers

2007

  1. Miu-ling Lam and Yun-hui Liu, “Sensor Network Deployment using Circle Packings”, accepted by 2007 IEEE International Conference on Robotics and Automation (ICRA2007).
  2. Ying-Ying Li and Yun-hui Liu, "Energy Saving Target Tracking Using Mobile Sensor Networks", accepted by 2007 IEEE International Conference on Robotics and Automation (ICRA2007).
  3. H. Wang and Y. H. Liu, “Uncalibrated Dynamic Visual Tracking of Manipulators,” accepted by 2007 IEEE International Conference on Robotics and Automation (ICRA2007).

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2006

  1. Y. H. Liu, H. Wang, and D. Zhou, Dynamic tracking of manipulators using visual feedback from an uncalibrated fixed camera, Proc. of IEEE Int. Conf. on Robotics and Automation, pp. 4124-4129, 2006.
  2. M. Li and Y. H. Liu, Learning interaction force model for endodontic shaping with support vector regression, Proc. of IEEE Int. Conf. on Robotics and Automation, pp. 3642-3647, 2006.
  3. M. Li and Y. H. Liu, Haptic modeling and experimental validation for interactive endodontic simulation, Proc. of IEEE Int. Conf. on Robotics and Automation, pp. 3292-3297, 2006.
  4. H. Wang and Y. H. Liu, Uncalibrated visual tracking control without visual velocity, Proc. of IEEE Int. Conf. on Robotics and Automation, pp. 2738-2743, 2006.
  5. W. K. Fung, W. T. Lo, Y. H. Liu and N. Xi, A case study of 3D stereoscopic vs 2D monoscopic tele-reality in real-time dexterous teleoperation, Proc. of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 181-186, 2006.

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2005

  1. Y. Y. Li, Y. H. Liu, W. Fan and X. Cai, Teleoperation of robots via the mobile communication networks, Proc. of IEEE Int. Conf. on Robotics and Biomimetics, pp. 670-675, 2005.
  2. L. M. Fok, Y. H. Liu, and W. J. Li, Modeling of haptic sensing of nanolithography with an atomic force microscopy, Proc. of IEEE Int. Conf. on Robotics and Automation, pp. 2457-2462, 2005.
  3. M. Li and Y. H. Liu, Modeling interaction of pulpal tissue with deformable tools in endodontic simulations, Proc. of IEEE Int. Conf. on Robotics and Automation, pp. 2540-2553, 2005.
  4. Y. H. Liu, Hesheng Wang and Kinkwan Lam,”Dynamic Visual Servoing of Robots in Uncalibrated Environments”, Proceedings of the 2005 IEEE International Conference on Robotics and Automation Barcelona, Spain, April 2005. pp.3142-3147.
  5. H. Wang and Yun-Hui Liu, “Adaptive Image-Based Trajectory Tracking of Robots”, Proceedings of the 2005 IEEE International Conference on Robotics and Automation Barcelona, Spain, April 2005. pp.2564-2569.
  6. Zhiwei Cen, Amit Goradia, Matt Mutka Ning Xi, Wai-keung Fung and Yun-hui Liu , “Improving the Operation Efficiency of Supermedia Enhanced Internet Based Teleoperation via an Overlay Network”, Proceedings of the 2005 IEEE International Conference on Robotics and Automation Barcelona, Spain, April 2005. pp.691-696.
  7. T. Chen and Y. H. Liu, A robust technique for structure from planar motion using image sequences, Proc. Of IEEE Int. Conf. on Information Acquisition, 2005.

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2004

  1. D. Zhou, G. Li and Y. H Liu, “Effective corner matching based on delaunay triangulation,” Proceedings of IEEE Int. Conf. on Robotics and Automation, vol. 3, pp. 2730-2735, 2004.
  2. M. Li and Y. H. Liu, “A virtual endodontics testbed for training root canal skills,” Proceedings of IEEE Int. Conf. on Robotics and Automation, vol. 1, pp, 841-826, 2004.
  3. Y. H. Liu, “Optimal fixture layout design for 3-D workpieces,” Proceedings of IEEE Int. Conf. on Robotics and Automation, vol. 5, pp. 5274-5279, 2004.
  4. T. Chen and Y. H. Liu, Calibration of camera orientation using image sequences, Proc. of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 2606-2611, 2004.
  5. Y. H. Liu, Grasping planning of multi-fingered robot hands, Proc. of IEEE Int. Conf. on Intelligent Mechatronics and Automation, pp. 350-355, 2004.

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2003

  1. W. K. Fung, N. Xi, W. T. Lo, B. Song, Y. Shun, Y. H. Liu, and I. Elhajj, “Task driven dynamic QoS based bandwidth allocation for real-time teleoperation via the Internet,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 1094-1099, 2003.
  2. Y. H. Liu and M. L. Lam, “Searching 3-D form-closure grasps in discrete domain,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 27-31, 2003.
  3. I. Elhajj, N. Xi, W. J. Li and Y. H. Liu, “Supermedia-enhanced e-service robots,” Proceedings of Int. Conf. on Robotics, Intelligent Systems, and Signal Processing, pp. 662-667, 2003.
  4. M. Li and Y. H. Liu, “Level of detail control of a virtual dental training system,” Proceedings of Int. Conf. on Robotics, Intelligent Systems, and Signal Processing, pp. 284-289, 2003.
  5. G. Li, Y. H. Liu, et al., “A distributed and adaptive data flow systems for SMS,” Proceedings of Int. Conf. on Robotics, Intelligent Systems, and Signal Processing, pp. 1350-1355, 2003.
  6. D. Zhou, Q. Wu, Y. H. Liu and X. Cai, “A stereo matching algorithms based on fuzzy identification,” Proceedings of Int. Conf. on Robotics, Intelligent Systems, and Signal Processing, pp. 1108-1113, 2003.
  7. W.T. Lo, Y. H. Liu, J. Elhajj, N. Xi, Y. Shi, and Y. Wang, “Cooperative control of internet based multi-robot systems with force reflection,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 4414-4419, 2003.
  8. M. Wang and Y. H. Liu, “Force passivity in fixturing and grasping,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 2236-2241, 2003.
  9. I. Elhajj, M. K. Chow, Y. H. Liu, N. X. A. Goradia, T. Fukuda, “Tele-coordinated control of multi-robot systems via the Internet,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 1646-1652, 2003.
  10. W. K. Fung, N. Xi, W. T. Lo, and Y. H. Liu, “Adaptive real-time Internet-based teleoperation systems for efficiency improvement using network QoS,” Proceedings of IEEE/ASME Int. Conf. on Advanced Intelligent Mechatronics, pp. 580-585, 2003.

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2002

  1. I. Elhajj, N. Xi, B. Song, M. Yu, W. Lo, and Y. H. Liu, “M-transparency and synchronization in supermedia enhanced internet-based teleoperation,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 2713-2718, 2002.
  2. W. F. Fung, X. Xi, W. Lo, and Y. H. Liu, “Improving efficiency of internet based teleoperation using network QoS,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 2707-2712, 2002.
  3. D. Ding, G. Xiang, Y. H. Liu, and M. Y. Wang, “Fixture layout design for curved workpieces,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 2906-2911, 2002.
  4. Y. Shen, G. Xiang, Y. H. Liu, and K. Li, “Uncalibrated visual servoing of planar robots,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 580-585, 2002.
  5. Y. T. Shen, Y. H. Liu and N. Xi, “Adaptive motion control of manipulators with uncalibrated visual feedback,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 317-322, 2002.
  6. G. Xiang, Y. H. Liu, D. Ding and Y. T. Shen, “An Internet-based pulse palpation system for Chinese medicine,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 1481-1486, 2002.
  7. C. Wang. Y. Shen, Y. H. Liu and Y. Wang, “Robust visual tracking of robot manipulators with uncertain dynamics and uncalibrated camera,” Proceedings of the 7th Int. Conf. on Control, Automation, Robotics and Vision, pp. 1144-1149, 2002.
  8. A. H. Lam, W. J. Li, Y. H. Liu and N. Xi, “MIDS: micro input devices system using MEMS sensors,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 1184-1189, 2002.

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2001

  1. D. Sun and Y. H. Liu, “Position and force tracking of a two-manipulator system manipulating a flexible beam payload,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 3483-3488, 2001.
  2. I. Elhajj, H. Hummer, B, N. Xi, Y. H. Liu, and W. J. Li, “Synchronization and control of supermedia transmission via the Internet,” Proceedings of 2001 Int. Symposium on Intelligent Multimedia, Video, and Speech Processing, pp. 320-323, 2001.
  3. D. Ding, Y. H. Liu, J. Zhang, and A. Knoll, “Computation of fingertip positions for a form-closure grasp,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 2217-2222, 2001.
  4. Y. Shen, Y. H. Liu, K. Li, J. Zhang, and A. Knoll, “Asymptotic motion control of robot manipulators using uncalibrated visual feedback,” Proceedings. of IEEE Int. Conf. on Robotics and Automation , pp. 241-246, 2001.
  5. W. K.Fung, M. Y. Leung, Y. H. Liu, Y. S. Xu, W. Chan, M. K. Chow and T. W. Law, “Navigation of a hospital transport robot using natural landmarks,” Proceedings of IEEE Int. Conf. on Machatronics and Machine Vision in Practice, August, 2001.
  6. W. T. Lo, Y. Shen, and Y. H. Liu, “Tactile feedback for teleoperation of multi-fingered robot hands,” Proceedings of IEEE Int. Conf. on Machatronics and Machine Vision in Practice, August, 2001.
  7. W. K. Fung and Y. H. Liu, “A game-theoretic adaptive categorization mechanism for ART-type network,” Proceedings of Int. Conf. on Artificial Neural Networks, Viena, pp. 170-176, 2001.
  8. I. Elhajj, N. Xi, W. K. Fung, Y. H. Liu, T. Kaga, T. Fukuda, “Supermedia in internet based telerobotic operations,” Proceedings of IFIP/IEEE Int. Conf. on Management of Multimedia Networks and Services, Chicago, 2001.
  9. W. T. Lo, Y. T. Shen, and Y. H. Liu, “An integrated tactile feedback system for multifingered robot hands,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, Hawaii, November, 2001.
  10. Y. Shen, Y. H. Liu, and K. Li, “Adaptive visual feedback control of manipulators in uncalibrated environments,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, Hawaii, November, 2001.
  11. D. Ding, Y. H. Liu and M. Y. Wang, “On computing immobilizing grasps on 3D curved objects,” Proceedings of IEEE Int. Conf. Computational Intelligence in Robots and Applications, Banff, August, 2001.
  12. D. Ding, Y. H. Liu, and M. Y. Wang, “Automatic selection of fixturing surfaces and fixturing points of polyhedral workpieces,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, Hawaii, November, 2001.
  13. M. L. Lam, D. Ding and Y. H. Liu, “Grasp planning with kinematic constraints,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, Hawaii, November, 2001.

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2000

  1. D. Ding, Y. H. Liu and S. Wang, “Computing 3-D optimal form-closure grasps,” Proceedings of IEEE Int. Conf. on Robotics and Automation, vol. 4, pp. 3573-3578, 2000.
  2. D. Ding, Y. H. Liu, and S. Wang, “The synthesis of 3D form-closure grasp,” Proceedings of IEEE Int. Conf. on Robotics and Automation, vol. 4, pp. 3579-3584, 2000.
  3. I. Ehajj, N. Xi, and Y. H. Liu, “Real-time control of Internet based teleoperation with force reflection,” Proceedings of IEEE Int. Conf. on Robotics and Automation, vol. 4, pp. 3284-3289, 2000.
  4. I. Elhajj, H. Hummert, N. Xi, W. K. Fung, and Y. H. Liu, “Real-time bilateral control of Internet-based tecleoperation,” Proceedings of the 3rd World Congress on Intelligent Control and Automation, vol. 5, pp. 3761-3766, 2000.
  5. I. Elhajj, N. Xi, W. K. Fung, Y. H. Liu, T. Kaga, and T. Fukuda, “Multi-site Internet-based cooperative control of robotic operations,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 826-831, 2000.
  6. W. K. Fung and Y. H. Liu, “Extracting logical perceptual space for robot learning using factor analysis,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 873-878, 2000.
  7. Y. Shen, Y. H. Liu and K. Li, “Asymptotic position control of robot manipulators using uncalibrated visual feedback,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, vol.1, pp. 435-440, 2000.
  8. D. Ding, Y. H. Liu, Y. Shen, and G. Xiang, “An efficient algorithm for computing a 3D form-closure grasps,” Proceedings of IEEE Int. Conf. on Intelligent Robots and Systems, vol. 2, pp. 1223-1228, 2000.
  9. W. K. Fung and Y. H. Liu, “Repeated game analysis on ART adaptive categorization game,” Proceeding of 2000 Int. Joint Conf. on Neural Networks, vol. 5, pp. 535-540, 2000.

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1999 and before

  1. W. K. Fung and Y. H. Liu, “A game theoretical analysis on adaptive categorization in ART networks,” Proceedings of IEEE Int. Conf. on Systems, Man and Cybernetics, vol. 5, pp. 429-434, 1999.
  2. W. K Fung and Y. H. Liu, “Solving credit assignment problem in robot behavior learning by action decomposition,” Proceedings of IEEE Int. Conf. on Systems, Man, and Cybernetics, vol. 2, pp. 716-721, 1999.
  3. Y. H. Liu, D. Ding, and S. Wang, “Constructing 3D firctional form-closure grasps of polyhedral objects,” Proceedings of IEEE Int. Conf. on Robotics and Automation, 1999.
  4. C. K. Chan and Y. H. Liu, “Simulating dexterous manipulation of a multifingered robot hands based on a unified dynamic model,” Proceedings of IEEE Int. Conf. on Robotics and Automation, 1999.
  5. W. K. Fung and Y. H. Liu, “Robot behavior perceptual space reduction using exploratory factor analysis,” Proceedings of IEEE Hong Kong Symposium on Robotics and Control, vol. 1, pp. 238-243, 1999.
  6. W. K. Fung and Y. H. Liu, “A game-theoretic Formulation on Adaptive Categorization in ART networks,” Proceedings of Int. Joint Conf. on Neural Networks, vol. 2, pp. 1081-1086, 1999.
  7. Y. H. Liu, D. Ding, and S. Wang, “Towards computation of form-closure grasps: a formulation,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Intelligent Systems, 1999.
  8. D. Sun, J. K. Mills, and Y. H. Liu, “Hybrid position and force control of two industrial robots manipulating a flexible sheet, theory and experiment,” Proceedings of IEEE Int. Conf. on Robotics and Automation, pp. 1835-1840, 1998.
  9. M. Bergerman, Y. Xu and Y. H. Liu, “Robust control of cooperative underactuated manipulators,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 443-448, 1998.
  10. W. K. Fung and Y. H. Liu, “A behavior learning/operating module for mobile robots,” Proceedings. of IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, pp. 1879-84, 1998.
  11. D. Sun, J. K. Mills, and Y. H. Liu, “Position control of multiple robots manipulating a flexible payload,” Proceedings of American Control Conference, pp. 456-460, 1998.
  12. Y. H. Liu, “Computing n-finger force-closure grasps on polygonal objects,” Proceedings of IEEE Int. Conf. on Robotics and Automation, 1998.
  13. Y. H. Liu and M. Wang, “Qualitative test and force minimization of 3D frictional form-closure grasps using linear programming, Proceedings of IEEE Int. Conf. on Robotics and Automation, 1998.
  14. Y.H. Liu and D. Sun, “Feedback stabilization of second order nonholonomic systems to specific and meaningful states,” Proceedings of 2nd Asian Control Conference, 1997. (invited session)
  15. D. Sun, Y. H. Liu, and J. K. Mills, “Cooperative control of a two-manipulator system handling a general flexible object,” Proceedings of IEEE/RSJ Int. Conf. on Intelligent Systems and Robots, pp. 5-10, 1997.
  16. D. Sun and Y.H. Liu, “Modeling and impedance control of a two manipulator handling a flexible beam,” Proceedings of IEEE International Conference on Robotics and Automation, 1997.
  17. Y.H. Liu and Y. Xu, “Cooperation of multiple manipulators with passive joints,” Proceedings of IEEE International Conference on Robotics and Automation, 1997.
  18. Y.H. Liu, V. Parra Vega, and S. Arimoto, “Decentralized cooperation control: joint space approaches for holonomic cooperation,” Proceedings of IEEE Conf. on Robotics and Automation, 1996.
  19. D. Sun, X. Shi, and Y.H. Liu, “Modeling and cooperation of two arm robotic systems manipulating a deformable object,” Proceedings of IEEE International Conference on Robotics and Automation, pp. 2346-2351, 1996.
  20. Y.H. Liu and S. Arimoto, “Implicit and explicit force controllers for rheoholonomically constrained manipulators and their extensions to distributed cooperation control,” Proceedings of the IFAC World Congress, vol. A, pp. 1-6, 1996. (invited paper).
  21. Y.H. Liu, S. Arimoto, and T. Ogasawara, “Decentralized cooperation control: noncommunication object handling,” Proceedings of IEEE International Conference on Robotics and Automation, pp. 2414-2419, 1996.

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