Energy saving of TV by face detection. - Ryo Ariizumi; Shigeo Kaneda; Hirohide Haga (PETRA, 2008)

Front-unit-following control of a snake-like robot using screw drive mechanism based on past velocity commands. - Ryo Ariizumi; Hiroaki Fukushima; Fumitoshi Matsuno (IROS, 2011)

Dynamical analysis of sidewinding locomotion by a snake-like robot. - Ryo Ariizumi; Fumitoshi Matsuno (ICRA, 2013)

Adaptive neural oscillators with synaptic plasticity for locomotion control of a snake-like robot with screw-drive mechanism. - Timo Nachstedt; Florentin Wörgötter; Poramate Manoonpong; Ryo Ariizumi; Yuichi Ambe; Fumitoshi Matsuno (ICRA, 2013)

Expensive multiobjective optimization for robotics with consideration of heteroscedastic noise. - Ryo Ariizumi; Matthew Tesch; Howie Choset; Fumitoshi Matsuno (IROS, 2014)

Reinforcement learning approach to generate goal-directed locomotion of a snake-like robot with screw-drive units. - Sromona Chatterjee; Timo Nachstedt; Florentin Wörgötter; Minija Tamosiunaite; Poramate Manoonpong; Yoshihide Enomoto; Ryo Ariizumi; Fumitoshi Matsuno (RAAD, 2014)

Development of a maneuverable flexible manipulator for minimally invasive surgery with varied stiffness. - Aman Arora 002; Yuichi Ambe; Tae Hyon Kim; Ryo Ariizumi; Fumitoshi Matsuno (Artif. Life Robotics, 2014)

Analysis and heading control of continuum planar snake robot based on kinematics and a general solution thereof. - Ryo Ariizumi; Motoyasu Tanaka; Fumitoshi Matsuno (Adv. Robotics, 2016)

Dynamic Analysis of Three Snake Robot Gaits. - Ryo Ariizumi; Fumitoshi Matsuno (IEEE Trans. Robotics, 2017)

Multiobjective Optimization Based on Expensive Robotic Experiments under Heteroscedastic Noise. - Ryo Ariizumi; Matthew Tesch; Kenta Kato; Howie Choset; Fumitoshi Matsuno (IEEE Trans. Robotics, 2017)

Model Matching for MIMO Reference Models with Time Varying Parameter. - Hongyuan Sun; Toru Asai; Ryo Ariizumi; Shunichi Azuma (ASCC, 2019)

Head-Trajectory-Tracking Control of a Snake Robot and Its Robustness Under Actuator Failure. - Ryo Ariizumi; Ryota Takahashi; Motoyasu Tanaka; Toru Asai (IEEE Trans. Control. Syst. Technol., 2019)

LMI-Based Stability Analysis and Controller Design for Periodic Linear Time-Varying Systems. - Mitsunori Sakai; Toru Asai; Ryo Ariizumi; Shun-ichi Azuma (CDC, 2020)

An LMI-Based Stability Analysis of Periodic Linear Time-Varying Systems: For General Cases Involving Higher Harmonic Frequencies. - Mitsunori Sakai; Toru Asai; Ryo Ariizumi; Shun-ichi Azuma (SICE, 2020)

Parameter Dependent Model Based on Linkages for State, Parameter and Input Estimation Method. - Masafumi Yamakawa; Toru Asai; Ryo Ariizumi; Shun-ichi Azuma (SICE, 2020)

Passive joint control of a snake robot by rolling motion. - Ryo Ariizumi; Kentaro Koshio; Motoyasu Tanaka; Fumitoshi Matsuno (Artif. Life Robotics, 2020)

Tamper-resistant controller using neural network and time-varying quantization. - Fangyuan Xu; Ryo Ariizumi; Shun-ichi Azuma; Toru Asai (Artif. Life Robotics, 2020)

Three-dimensional steering for an articulated mobile robot with prismatic joints with consideration of hardware limitations. - Motoyasu Tanaka; Mizuki Nakajima; Ryo Ariizumi; Kazuo Tanaka (Adv. Robotics, 2020)

Data-Driven Sparse Event-Triggered Control of Unknown Systems. - Ikumi Banno; Shunichi Azuma; Ryo Ariizumi; Toru Asai (ACC, 2021)

Data-driven Estimation and Maximization of Controllability Gramians. - Ikumi Banno; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai; Jun-ichi Imura (CDC, 2021)

Data-driven Estimation of Finite-time Controllability Gramians. - Ikumi Banno; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai; Jun-ichi Imura (SICE, 2021)

Minimum Number of Measurements in Enhanced Group Testing for Failure-edge Detection in Networks. - Fangyuan Xu; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (ASCC, 2022)

Data-driven Sensitivity Analysis of Controllability Measure for Network Systems. - Ikumi Banno; Shunichi Azuma; Ryo Ariizumi; Toru Asai; Jun-ichi Imura (CDC, 2022)

Model Estimation Ensuring Passivity by Using Port-Hamiltonian Model and Deep Learning. - Hiroyasu Nakano; Ryo Ariizumi; Toru Asai; Shun-ichi Azuma (SICE, 2022)

Port-controlled Hamiltonian based control of snake robots. - Ryo Ariizumi; Yasuhiro Imagawa; Toru Asai; Shun-ichi Azuma (Artif. Life Robotics, 2022)

Head trajectory tracking control of an extendable snake-like robot. - Koki Harada; Ryo Ariizumi; Motoyasu Tanaka; Toru Asai; Shun-ichi Azuma (Artif. Life Robotics, 2022)

Automatic robot design inspired by evolution of vertebrates. - Ryosuke Koike; Ryo Ariizumi; Fumitoshi Matsuno (Artif. Life Robotics, 2022)

Step Climbing Control of Snake Robot with Prismatic Joints. - Yuta Iguchi; Mizuki Nakajima; Ryo Ariizumi; Motoyasu Tanaka (Sensors, 2022)

Path Integral Policy Improvement With Population Adaptation. - Kosuke Yamamoto; Ryo Ariizumi; Tomohiro Hayakawa; Fumitoshi Matsuno (IEEE Trans. Cybern., 2022)

Consensus Control Driven by Value Exchange. - Daiki Sugiyama; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (CDC, 2023)

Condition for Sensitivity Unidentifiability of Linear Systems with Affinely Parameter-Dependent Coefficient Matrices. - Masafumi Yamakawa; Toru Asai; Ryo Ariizumi; Shun-ichi Azuma (CDC, 2023)

Multi-objective Reinforcement Learning with Path Integral Policy Improvement. - Ryo Ariizumi; Hayato Sago; Toru Asai; Shun-ichi Azuma (SICE, 2023)

Data-driven Estimation of Algebraic Riccati Equation for Inverse Linear Quadratic Regulator Problem. - Shuhei Sugiura; Ryo Ariizumi; Masaya Tanemura; Toru Asai; Shun-ichi Azuma (SICE, 2023)

Local Unidentifiability of EdgeWeights for Linear Systems with Graph Laplacian. - Masafumi Yamakawa; Toru Asai; Ryo Ariizumi; Shun-ichi Azuma (SICE, 2023)

Consensus Control of Multi-Hopping-Rover Systems: Convergence Analysis. - Shuntaro Takekuma; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (IEEE Access, 2023)

Performance Limitation of Group Testing in Network Failure Detection. - Fangyuan Xu; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (IEEE Access, 2023)

Data Informativity for Lyapunov Equations. - Ikumi Banno; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai; Jun-ichi Imura (IEEE Control. Syst. Lett., 2023)

Relation between leader-follower consensus control and feedback vertex sets. - Daiki Sugiyama; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (Adv. Robotics, 2023)

Path tracking control of a snake robot with a passive joint. - Kazunori Sakakibara; Ryo Ariizumi; Toru Asai; Shun-ichi Azuma (Adv. Robotics, 2023)

Optimal Movement for SLAM by Hopping Rover. - Shuntaro Takekuma; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2023)

Data-driven Estimation of the Algebraic Riccati Equation for the Discrete-Time Inverse Linear Quadratic Regulator Problem. - Shuhei Sugiura; Ryo Ariizumi; Masaya Tanemura; Toru Asai; Shun-ichi Azuma (CoRR, 2024)

Data Informativity for Distributed Positive Stabilization. - Takumi Iwata; Shun-ichi Azuma; Ryo Ariizumi; Toru Asai (IEEE Control. Syst. Lett., 2024)

A Small-Data Solution to Data-Driven Lyapunov Equations: Data Reduction from O(n2) to O(n). - Keitaro Tsuji; Shun-ichi Azuma; Ikumi Banno; Ryo Ariizumi; Toru Asai; Jun-ichi Imura (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2024)

Motion Design of a Snake Robot to Move Between Two Adjacent Walls. - Ryo Ariizumi; Hiroto Mizuno; Hiroki Sasaki; Toru Asai; Shun-ichi Azuma; Motoyasu Tanaka (J. Robotics Mechatronics, 2024)

Special Issue on Robotics and Mechatronics Technology for Snake-Like and Hyper-Redundant Robots. - Motoyasu Tanaka; Tetsushi Kamegawa; Ryo Ariizumi (J. Robotics Mechatronics, 2024)

Networks of Classical Conditioning Gates and Their Learning. - Shun-ichi Azuma; Dai Takakura; Ryo Ariizumi; Toru Asai (New Gener. Comput., 2024)

Simultaneous Optimization of Discrete and Continuous Parameters Defining a Robot Morphology and Controller. - Ryosuke Koike; Ryo Ariizumi; Fumitoshi Matsuno (IEEE Trans. Neural Networks Learn. Syst., 2024)

Nonessentiality of Reservoir's Fading Memory for Universality of Reservoir Computing. - Shuhei Sugiura; Ryo Ariizumi; Toru Asai; Shun-ichi Azuma (IEEE Trans. Neural Networks Learn. Syst., 2024)

Automatic Temperature Parameter Tuning for Reinforcement Learning Using Path Integral Policy Improvement. - Hiroyasu Nakano; Ryo Ariizumi; Toru Asai; Shun-ichi Azuma (IEEE Trans. Neural Networks Learn. Syst., 2024)

Multi-objective path integral policy improvement for learning robotic motion. - Hayato Sago; Ryo Ariizumi; Toru Asai; Shun-ichi Azuma (Artif. Life Robotics, 2025)