Takayuki Osa

According to our database, Takayuki Osa authored at least 36 papers between 2008 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Robustifying a Policy in Multi-Agent RL with Diverse Cooperative Behaviors and Adversarial Style Sampling for Assistive Tasks.

Takayuki Osa, Tatsuya Harada

CoRR, 2024

Symmetric Q-learning: Reducing Skewness of Bellman Error in Online Reinforcement Learning.

Motoki Omura, Takayuki Osa, Yusuke Mukuta, Tatsuya Harada

Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

2023

Learning Adaptive Policies for Autonomous Excavation Under Various Soil Conditions by Adversarial Domain Sampling.

Takayuki Osa, Naoto Osajima, Masanori Aizawa, Tatsuya Harada

IEEE Robotics Autom. Lett., September, 2023

Forward/Inverse Kinematics Modeling for Tensegrity Manipulator Based on Goal-Conditioned Variational Autoencoder.

Yuhei Yoshimitsu, Takayuki Osa, Shuhei Ikemoto

IROS, 2023

2022

Discovering diverse solutions in deep reinforcement learning by maximizing state-action-based mutual information.

Takayuki Osa, Voot Tangkaratt, Masashi Sugiyama

Neural Networks, 2022

Motion planning by learning the solution manifold in trajectory optimization.

Takayuki Osa

Int. J. Robotics Res., 2022

Deep Reinforcement Learning With Adversarial Training for Automated Excavation Using Depth Images.

Takayuki Osa, Masanori Aizawa

IEEE Access, 2022

2021

Discovering Diverse Solutions in Deep Reinforcement Learning.

Takayuki Osa, Voot Tangkaratt, Masashi Sugiyama

CoRR, 2021

Meta-Model-Based Meta-Policy Optimization.

Takuya Hiraoka, Takahisa Imagawa, Voot Tangkaratt, Takayuki Osa, Takashi Onishi, Yoshimasa Tsuruoka

Proceedings of the Asian Conference on Machine Learning, 2021

2020

Goal-Conditioned Variational Autoencoder Trajectory Primitives with Continuous and Discrete Latent Codes.

Takayuki Osa, Shuehi Ikemoto

SN Comput. Sci., 2020

Hierarchical Stochastic Optimization With Application to Parameter Tuning for Electronically Controlled Transmissions.

Hiroyuki Karasawa, Tomohiro Kanemaki, Kei Oomae, Rui Fukui, Masayuki Nakao, Takayuki Osa

IEEE Robotics Autom. Lett., 2020

Multimodal trajectory optimization for motion planning.

Takayuki Osa

Int. J. Robotics Res., 2020

Learning the Solution Manifold in Optimization and Its Application in Motion Planning.

Takayuki Osa

CoRR, 2020

2019

Variational Autoencoder Trajectory Primitives with Continuous and Discrete Latent Codes.

Takayuki Osa, Shuhei Ikemoto

CoRR, 2019

Reducing Overestimation Bias in Multi-Agent Domains Using Double Centralized Critics.

Johannes Ackermann, Volker Gabler, Takayuki Osa, Masashi Sugiyama

CoRR, 2019

Hierarchical Reinforcement Learning via Advantage-Weighted Information Maximization.

Takayuki Osa, Voot Tangkaratt, Masashi Sugiyama

Proceedings of the 7th International Conference on Learning Representations, 2019

2018

Online Trajectory Planning and Force Control for Automation of Surgical Tasks.

Takayuki Osa, Naohiko Sugita, Mamoru Mitsuishi

IEEE Trans Autom. Sci. Eng., 2018

An Algorithmic Perspective on Imitation Learning.

Takayuki Osa, Joni Pajarinen, Gerhard Neumann, J. Andrew Bagnell, Pieter Abbeel, Jan Peters

Found. Trends Robotics, 2018

Hierarchical reinforcement learning of multiple grasping strategies with human instructions.

Takayuki Osa, Jan Peters, Gerhard Neumann

Adv. Robotics, 2018

Sample and Feedback Efficient Hierarchical Reinforcement Learning from Human Preferences.

Robert Pinsler, Riad Akrour, Takayuki Osa, Jan Peters, Gerhard Neumann

Proceedings of the 2018 IEEE International Conference on Robotics and Automation, 2018

Hierarchical Policy Search via Return-Weighted Density Estimation.

Takayuki Osa, Masashi Sugiyama

Proceedings of the Thirty-Second AAAI Conference on Artificial Intelligence, 2018

2017

Guiding Trajectory Optimization by Demonstrated Distributions.

Takayuki Osa, Amir Masoud Ghalamzan Esfahani, Rustam Stolkin, Rudolf Lioutikov, Jan Peters, Gerhard Neumann

IEEE Robotics Autom. Lett., 2017

A learning-based shared control architecture for interactive task execution.

Firas Abi-Farraj, Takayuki Osa, Nicolo Pedemonte, Jan Peters, Gerhard Neumann, Paolo Robuffo Giordano

Proceedings of the 2017 IEEE International Conference on Robotics and Automation, 2017

Active Incremental Learning of Robot Movement Primitives.

Guilherme Maeda, Marco Ewerton, Takayuki Osa, Baptiste Busch, Jan Peters

Proceedings of the 1st Annual Conference on Robot Learning, CoRL 2017, Mountain View, 2017

2016

Experiments with Hierarchical Reinforcement Learning of Multiple Grasping Policies.

Takayuki Osa, Jan Peters, Gerhard Neumann

Proceedings of the International Symposium on Experimental Robotics, 2016

2014

Online Trajectory Planning in Dynamic Environments for Surgical Task Automation.

Takayuki Osa, Naohiko Sugita, Mamoru Mitsuishi

Proceedings of the Robotics: Science and Systems X, 2014

Hybrid control of master-slave velocity control and admittance control for safe remote surgery.

Takayuki Osa, Satoshi Uchida, Naohiko Sugita, Mamoru Mitsuishi

Proceedings of the 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2014

Trajectory planning under different initial conditions for surgical task automation by learning from demonstration.

Takayuki Osa, Kanako Harada, Naohiko Sugita, Mamoru Mitsuishi

Proceedings of the 2014 IEEE International Conference on Robotics and Automation, 2014

Autonomous penetration detection for bone cutting tool using demonstration-based learning.

Takayuki Osa, Christian Farid Abawi, Naohiko Sugita, Hirotaka Chikuda, Shurei Sugita, Hideya Ito, Toru Moro, Yoshio Takatori, Sakae Tanaka, Mamoru Mitsuishi

Proceedings of the 2014 IEEE International Conference on Robotics and Automation, 2014

2013

Perforation risk detector using demonstration-based learning for teleoperated robotic surgery.

Takayuki Osa, Takuto Haniu, Kanako Harada, Naohiko Sugita, Mamoru Mitsuishi

Proceedings of the 2013 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2013

2010

Framework of automatic robot surgery system using Visual servoing.

Takayuki Osa, Christoph Staub, Alois C. Knoll

Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010

Asynchronous force and visual feedback in teleoperative laparoscopic surgical system.

Kazushi Onda, Takayuki Osa, Naohiko Sugita, Makoto Hashizume, Mamoru Mitsuishi

Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010

Automation of tissue piercing using circular needles and vision guidance for computer aided laparoscopic surgery.

Christoph Staub, Takayuki Osa, Alois C. Knoll, Robert Bauernschmitt

Proceedings of the IEEE International Conference on Robotics and Automation, 2010

Autonomous High Precision Positioning of Surgical Instruments in Robot-Assisted Minimally Invasive Surgery under Visual Guidance.

Christoph Staub, Alois C. Knoll, Takayuki Osa, Robert Bauernschmitt

Proceedings of the Sixth International Conference on Autonomic and Autonomous Systems, 2010

2009

Cutting Tool Protects for Soft Tissues in Bone-Milling Machining.

Naohiko Sugita, Taiga Nakano, Takayuki Osa, Yoshikazu Nakajima, Kazuo Fujiwara, Nobuhiro Abe, Toshifumi Ozaki, Masahiko Suzuki, Mamoru Mitsuishi

Int. J. Autom. Technol., 2009

2008

Deformation analysis and active compensation of surgical milling robot based on system error evaluation.

Naohiko Sugita, Takayuki Osa, Yoshikazu Nakajima, Mamoru Mitsuishi

Proceedings of the 2008 IEEE International Conference on Robotics and Automation, 2008