Publication

Journal Paper

  1. Ko Yamamoto, “Resolved Multiple-Viscoelasticity Control for a Humanoid,” IEEE Robotics and Automation Letters, Vol. 3, No. 1, pp. 44-51, 2017. [DOI: 10.1109/LRA.2017.2728864]
  2. Ko Yamamoto, "Resolved Viscoelasticity Control Explicitly Considering Structure-Variability for Humanoids (in Japanese)," Journal of the Robotics Society of Japan, Vol. 35, No. 2, pp. 160-169, 2017. [DOI: 10.7210/jrsj.35.160]
  3. Ko Yamamoto, "Humanoid Motion Analysis and Control based on COG Viscoelasticity," Advanced Robotics, Vol. 31, No. 7, pp. 341-354, 2017. [DOI: 10.1080/01691864.2016.1270853]
  4. Ko Yamamoto, Takuya Shitaka, "Maximal Output Admissible Set for Limit Cycle Type Controller of Humanoid and Motion Transition Control (in Japanese)," Journal of the Robotics Society of Japan, Vol. 34, No. 5, pp. 331-339, 2016. [DOI: 10.7210/jrsj.34.331]
  5. Ko Yamamoto, "Control Strategy Switching for Humanoid Robots Based on Maximal Output Admissible Set," Robotics and Autonomous Systems, Volume 81, 2016, pp. 17-32. [DOI: 10.1016/j.robot.2016.03.010]
  6. Ko Yamamoto, "Maximal Output Admissible Set for Trajectory Tracking Control of Biped Robots and its Application to Falling Avoidance Control (in Japanese)," Journal of the Robotics Society of Japan, Vol. 32, No. 7, pp. 633-642, 2014. [DOI: 10.7210/jrsj.32.633]
  7. Masafumi Okada, Yuich Motegi and Ko Yamamoto, "Modeling of Visitor Behavior in Exhibition Space and Amenity Space Design (in Japanese)," Journal of the Robotics Society of Japan, Vol. 32, No. 1, pp. 45-54, 2014. [DOI: 10.7210/jrsj.32.45]
  8. Ko Yamamoto and Masafumi Okada. "Control of Swarm Behavior in Crossing Pedestrians Based on Temporal/Spatial Frequencies," Robotics and Autonomous Systems, Volume 61, Issue 9, September 2013, pp. 1036-1048. 11111 [DOI: 10.1016/j.robot.2013.06.001]
  9. Ko Yamamoto，Masafumi Okada. "Pedestrian Swarm Control Based on Temporal/Spatial Frequency of Crossing Flows (in Japanese)," Journal of the Robotics Society of Japan, Vol. 29，No. 8，pp. 737-744，2011. [DOI: 10.7210/jrsj.29.737]
  10. Ko Yamamoto and Yoshihiko Nakamura. "Switching Feedback Controllers Based on the Maximal CPI Sets for Stabilization of Humanoid Robots (in Japanese)," Journal of the Robotics Society of Japan, Vol. 29, No. 4, pp. 384-394, 2011. [DOI: 10.7210/jrsj.29.384]
  11. Wataru Takano, Katsu Yamane, Tomomichi Sugihara, Ko Yamamoto and Yoshihiko Nakamura. "Theory of Communication between Human and Humanoid Robot based on Embodied Symbol Model (in Japanese)," Journal of the Robotics Society of Japan, Vol. 28, No. 6, pp. 735 - 745, 2010. [DOI: 10.7210/jrsj.28.735]
  1. Tomomichi Sugihara, Kou Yamamoto and Yoshihiko Nakamura. "Hardware design of high performance miniature anthropomorphic robots," Robotics and Autonomous Systems, Vol.56, Issue 1, pp. 82 - 94, 2007. [DOI: 10.1016/j.robot.2007.09.012]
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Book Chapter

  1. Ko Yamamoto, "Humanlike Toe Mechanism (to be published)," in Humanoid Robotics: A Reference, Editors: Goswami, Ambarish, Vadakkepat, Prahlad (Eds.), Springer, 2018. [doi:10.1007/978-94-007-7194-9_82-1]

International Conference Proceedings

  1. Shu Liming, Ko Yamamoto, Naohiko Sugita and Mamoru Mitsuishi, "What kinematics and contact mechanics differences bewteen standard and medial pivot prosthesis: an explicit finite element analysis dased on gait cycle (accepted)", the XXVI Congress of the International Society of Biomechanics, 2017.
  2. Liming Shu, Naohiko Sugita, Prabhav Saraswat, Jiang Yao, Reina Yoshizaki, Ko Yamamoto, Mamoru Mitsuishi, "A concurrent patient-specific musculoskeletal and finite element modeling framework for predicting in vivo kinematics and contact mechanics of total knee replacement (accepted)", Science in the Age of Experience, 2017.
  3. Ko Yamamoto, "Robust Walking by Resolved Viscoelasticity Control Explicitly Considering Structure-Variability of a Humanoid," in proceedings of 2017 IEEE International Conference on Robotics and Automation, pp. 3461-3468, 2017. [DOI: 10.1109/ICRA.2017.7989395]
  4. Shu Liming, Naohiko Sugita, Takehiro Shimada, Ko Yamamoto, Toru Kizaki, Mamoru Mitsuishi, "Design and Experimental Analysis of Step Drills Aiming Orthopedic Surgery," The 31st Annual Meeting of the American Society for Precision Engineering, 551-555, Portland, USA, Oct 22-27, 2016
  5. Ko Yamamoto, “Resolved COG Viscoelasticity Control of a Humanoid,” in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems, pp. 1364-1371, 2016.
  6. Yusuke Kurose, Kanako Harada, Ko Yamamoto, Naoyuki Shono, Hirofumi Nakatomi, Nobuhito Saito, Akio Morita, Eiju Watanabe, Naohiko Sugita, Mamoru Mitsuishi, “Stiffness-based Recognition of Grasped Object for Cable Driven Surgical Robotic Instrument,” in Proceedings of the 12th Asian Conference on Computer Aided Surgery (ACCAS), pp. 137-139, 2016.
  7. P. Plotner, K. Yoshikawa, K. Harada, K. Yamamoto, N. Sugita, and M. Mitsuishi, “Control of a Medical Microrobot in 2D Vascular Phantoms with Pulsatile Flow Using a Pair of Electromagnetic Coils,” in Proc. of the 6th IEEE RAS/EMBS International Conference on Biomedical Robotics and Biomechatronics, 2016.
  8. K. Yoshikawa, P. Plotner, K. Yamamoto, K. Harada, N. Sugita, and M. Mitsuishi, “Control of a Surgical Intravascular Microrobot in a Pulsatile Flow Using Rotating Electromagnetic Coils,” in Proc. of the 2015 JSME/RMD International Conference on Advanced Mechatronics (ICAM2015), 2015.
  9. S. H. Kim, K. Yoshikawa, P. Plotner, K. Yamamoto, K. Harada, and M. Mitsuishi, “Preliminary Study on Control of a Magnetically Propelled Intravascular Microrobot,” in Proc. of the 2015 JSME/RMD International Conference on Advanced Mechatronics (ICAM2015), 2015.
  10. Ko Yamamoto, “Falling Detection for Humanoid Robot based on MOA Set with Macroscopic Feedback Gain,” in Proceedings of the14th World Congress in Mechanism and Machine Science, 2015. [DOI: 10.6567/IFToMM.14TH.WC.OS13.059]
  11. P. Plotner, K. Yoshikawa, S. Yanagisawa, K. Yamamoto, K. Harada, and N. Sugita, M. Mitsuishi, “Comparison of theoretical and measured forces on magnetically propelled microrobots in a vascular phantom,” in Proceedings of the 2nd CIRP Conference on Biomanufacturing, 2015.
  12. Ko Yamamoto and Takuya Shitaka, “Maximal Output Admissible Set for Limit Cycle Controller of Humanoid Robot,” in Proceedings of IEEE International Conference on Robotics and Automation, pp. 5690-5697, May, 2015, Seattle, Washington.
  13. Ko Yamamoto, “Identification of Macroscopic Feedback Gain in Position-controlled Humanoid Robot and its Application to Falling Detection,” in Proceedings of IEEE-RAS International Conference on Humanoid Robots, pp. 487-492, November, 2014, Madrid, Spain.
  14. Ko Yamamoto, “Falling Prevention of Humanoid Robots by Switching Standing Balance and Hopping Motion Based on MOA Set,” in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems, pp. 2523-2528, September, 2014. Chicago, US.
  15. Ko Yamamoto, “Maximal Output Admissible Set for Trajectory Tracking Control of Biped Robots and its Application to Falling Avoidance Control,” in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems, pp.3643-3648, November, 2013. Tokyo, Japan.
  16. Ko Yamamoto and Masafumi Okada, “Dynamic Control of People Queue Formation in Commercial Facility,” in Proceedings of SICE Annual Conference, pp.1080-1085, September, 2013. Nagoya University, Japan.
  17. Ko Yamamoto, Hiroki Iioka and Goro Obinata, “Control of Walking Direction on the CPG-Based Neuro-Musculo-SkeletalWalking Model,” in Proceedings of SICE Annual Conference, pp.419-424, September, 2013. Nagoya University, Japan.
  18. Masafumi Okada, Yuichi Motegi and Ko Yamamoto, “Human Swarm Modeling in Exhibition Space and Space Design,” in Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2011), pp.5021-5026, September, 2011. San Francisco, California, USA.
  19. Ko Yamamoto and Masafumi Okada, “Continuum Model of Crossing Pedestrian Flows and Swarm Control Based on Temporal/Spatial Frequency,” in Proceedings of the 2011 IEEE International Conference on Robotics and Automation (ICRA2011), pp.3352-3357, May, 2011, Shanghai, China.
  20. Ko Yamamoto and Yoshihiko Nakamura, “Switching Control and Quick Stepping Motion Generation Based on the Maximal CPI Sets for Falling Avoidance of Humanoid Robots,” in Proceedings of the 2010 IEEE International Conference on Robotics and Automation (ICRA2010), pp.3292-3297, Anchorage, Alaska, USA, May, 2010.
  21. Ko Yamamoto and Yoshihiko Nakamura, “Switching Feedback Controllers Based on the Maximal CPI Sets for Stabilization of Humanoid Robots,” in Proceedings of the 9th IEEE-RAS International Conference on Humanoid Robots (Humanoids09), pp.549-554, Paris, France, December, 2009.
  22. Katsu Yamane, Yoshihiko Nakamura and Kou Yamamoto, “Dynamics Simulation of Humanoid Robots with Position-Controlled Joints and Closed Kinematc Chain,” in Proceedings of the 2008 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2008), pp.1109-1114, Nice, France, September, 2008.
  23. Kou Yamamoto, Tomomichi Sugihara and Yoshihiko Nakamura, “Gait Planning including Toe Contact with Boundary Condition Relaxation,” in Proceedings of the 17th CISM-IFToMM Symposium (RoManSy17), pp.409-416, Waseda University, Tokyo, Japan, July, 2008.
  24. Kou Yamamoto, Tomomichi Sugihara and Yoshihiko Nakamura, “Toe Joint Mechanism Using Parallel Four-bar Linkage Enabling Humanlike Multiple Support at Toe Pad and Toe Tip,” in Proceedings of the 2007 IEEE-RAS International Conference on Humanoid Robots (Humanoids07), pp.410-415, Pittsburgh, Pennsylvania, USA, November, 2007.
  25. Wataru Takano, Katsu Yamane, Tomomichi Sugihara, Kou Yamamoto and Yoshihiko Nakamura, “Primitive Communication based on Motion Recognition and Generation with Hierarchical Mimesis Model,” in Proceedings of the 2006 IEEE International Conference on Robotics and Automation (ICRA2006), pp.3602-3609, Orlando, Florida, USA, May, 2006.
  26. Tomomichi Sugihara, Wataru Takano, Katsu Yamane, Kou Yamamoto and Yoshihiko Nakamura, “Online Dynamical Retouch of Motion Patterns Towards Animatronic Humanoid Robots,” in Proceedings of the 2005 IEEE-RAS International Conference on Humanoid Robots (Humanoids2005), pp.117-122, Tsukuba, Ibaraki, Japan, December, 2005.
  27. Tomomichi Sugihara, Kou Yamamoto, Wataru Takano, Katsu Yamane and Yoshihiko Nakamura, “Animatronic Humanoid Robot System That Responsively Interacts with Humans,” in Proceedings of the 36th International Symposium on Robotics (ISR'05), TH1C5, Tokyo, Japan, November 30-December 1, 2005.
  28. Tomomichi Sugihara, Kou Yamamoto and Yoshihiko Nakamura “Architectural Design of Miniature Anthropomorphic Robots Towards High-Mobility,” in Proceedings of the 2005 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2005), pp.1083-1088, Edmonton, Canada, August 2-6, 2005.