Isaku Nagai

Publication Activity (10 Years)

Years Active: 1998-2023
Publications (10 Years): 18

Top Topics

Kalman Filtering

Fuzzy Controller

Top Venues

Artif. Life Robotics

Publications

Keigo Watanabe, Hideaki Komura, Xiongshi Xu, Isaku Nagai
Wall-surface Running Control of a Tandem Type UAV with Tiltable Rotors. SICE (2023)
Takuro Inohara, Keigo Watanabe, Isaku Nagai
Formulation of Fault-tolerant Control for Hyper-redundant Multi-copters. ROBIO (2021)
Shilin Yi, Keigo Watanabe, Isaku Nagai
Anti-disturbance control of a quadrotor manipulator with tiltable rotors based on integral sliding mode control. Artif. Life Robotics 26 (4) (2021)
Xiongshi Xu, Keigo Watanabe, Isaku Nagai
Flight control system design for a tandem rotor UAV robot in the presence of wind field disturbances. Artif. Life Robotics 26 (4) (2021)
Xiongshi Xu, Keigo Watanabe, Isaku Nagai
Feedback linearization control for a tandem rotor UAV robot equipped with two 2-DOF tiltable coaxial-rotors. Artif. Life Robotics 26 (2) (2021)
Ryota Mino, Shinsuke Kanda, Keigo Watanabe, Isaku Nagai
Load-swing suppression control using an omnidirectionally movable multi-rotor in 2D-horizontal plane. Artif. Life Robotics 26 (1) (2021)
Keigo Watanabe, Shingo Sugano, Isaku Nagai
A Method of Recognizing Obstacles for a Small-sized Autonomous Underwater Vehicle X4-AUV. ARSO (2019)
Yoshikazu Nakamura, Atsushi Arakawa, Keigo Watanabe, Isaku Nagai
An improvement of flight performance in the level flight of tilted quadrotors by attaching a fixed-wing. Artif. Life Robotics 24 (3) (2019)
Isaku Nagai, Jun Sakai, Keigo Watanabe
Indoor Self-Localization Using Multiple Magnetic Sensors. J. Robotics Mechatronics 31 (2) (2019)
Keigo Watanabe, Kenjiro Niwa, Isaku Nagai
Development and Flight Experiments of a Bluff-bodied X4-Blimp. ARSO (2019)
Keigo Watanabe, Takanori Yamaguchi, Isaku Nagai
A Localization Method Using a Dynamical Model and an Extended Kalman Filtering for X4-AUV. ICIRA (1) (2017)
Xiongshi Xu, Keigo Watanabe, Isaku Nagai
System Construction for Distributedly Controlling the Thrusters of X4-AUV. ICIRA (1) (2017)
Masaaki Ikeda, Kota Mikuriya, Keigo Watanabe, Shigeki Hikasa, Yukito Hamano, Isaku Nagai
Influence on the propulsive performance due to the difference in the fin shape of a robotic manta. Artif. Life Robotics 22 (2) (2017)
Yin Yin Aye, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
An automatic parking system using an optimized image-based fuzzy controller by genetic algorithms. Artif. Life Robotics 22 (1) (2017)
Keigo Watanabe, Nao Moritoki, Isaku Nagai
Attitude control of a camera mounted-type tethered quadrotor for infrastructure inspection. IECON (2017)
Daiki Sasakura, Keigo Watanabe, Isaku Nagai
Path estimation of a shopping cart using a particle filter and an environment map. IECON (2016)
Keigo Watanabe, Keisuke Kinoshita, Isaku Nagai, Maki K. Habib
Development of a camera-mounted tethered Quadrotor for inspecting infrastructures. IECON (2016)
Yuki Mori, Keigo Watanabe, Isaku Nagai
Development of an omnidirectional mobile platform with a rocker-bogie suspension system. IECON (2016)
Keigo Watanabe, Naoto Okamura, Isaku Nagai
Closed-loop control experiments for a blimp robot consisting of four-divided envelopes. IECON (2015)
Ge Ri Le Tu, Keigo Watanabe, Isaku Nagai
The design and production of thrusters for an AUV without rudders. ASCC (2015)
Keigo Watanabe, Yusuke Ouchi, Keisuke Kinoshita, Isaku Nagai
Control of the position and attitude of a tethered quadrotor considering the influence of a tether. ASCC (2015)
Zainah Md. Zain, NurFadzillah Harun, Keigo Watanabe, Isaku Nagai
Comparison of an X4-AUV performance using a direct Lyapunov - PD controller and backstepping approach. ASCC (2015)
Yin Yin Aye, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
Generation of time-varying target lines for an automatic parking system using image-based processing. ROBIO (2015)
Yin Yin Aye, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
Invariant manifold-based stabilizing controllers for nonholonomic mobile robots. Artif. Life Robotics 20 (3) (2015)
Isaku Nagai, Keigo Watanabe
Path tracking by a mobile robot equipped with only a downward facing camera. IROS (2015)
Rui Saito, Keigo Watanabe, Isaku Nagai
Laser odometry taking account of the tilt on the laser sensor. ASCC (2015)
Masaaki Ikeda, Hikaru Fujioka, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
Image-based neural network controllers for mobile robots to track a human. ASCC (2015)
Keigo Watanabe, Tsuyoshi Goto, Kimiko Motonaka, Shoichi Maeyama, Isaku Nagai
An error model of chained form with two inputs for a generalized stabilization problem. SCIS&ISIS (2014)
Yin Yin Aye, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
Controllers based on an invariant manifold approach for stabilizing a nonholonomic mobile robot. SCIS&ISIS (2014)
Masaaki Ikeda, Shigeki Hikasa, Keigo Watanabe, Isaku Nagai
Motion Analysis of a Manta Robot for Underwater Exploration by Propulsive Experiments and the Design of Central Pattern Generator. Int. J. Autom. Technol. 8 (2) (2014)
Masaaki Ikeda, Shigeki Hikasa, Keigo Watanabe, Isaku Nagai
A pectoral fin analysis for diving rajiform-type fish robots by fluid dynamics. Artif. Life Robotics 19 (2) (2014)
Zainah Md. Zain, Keigo Watanabe, Kiyotaka Izumi, Isaku Nagai
Exponential Stabilization of Second-Order Nonholonomic Chained Systems. ICIRA (2) (2013)
Isaku Nagai, Genki Yamauchi, Keiji Nagatani, Keigo Watanabe, Kazuya Yoshida
Positioning device for outdoor mobile robots using optical sensors and lasers. Adv. Robotics 27 (15) (2013)
M. Juhairi Aziz Safar, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
Tip-over stability control for a holonomic omnidirectional mobile robot with active dual-wheel caster assemblies using SGCMG. IROS (2013)
Zainah Md. Zain, Keigo Watanabe, Kiyotaka Izumi, Isaku Nagai
A discontinuous exponential stabilization law for an underactuated X4-AUV. Artif. Life Robotics 17 (3-4) (2013)
Takahisa Kakudou, Keigo Watanabe, Isaku Nagai
Study on mobile mechanism of a climbing robot for stair cleaning: a translational locomotion mechanism and turning motion. Artif. Life Robotics 17 (3-4) (2013)
Masaaki Ikeda, Shigeki Hikasa, Keigo Watanabe, Isaku Nagai
A CPG design of considering the attitude for the propulsion control of a Manta robot. IECON (2013)
Keigo Watanabe, Yuka Ueda, Isaku Nagai
Underactuated control for a fire truck-type mobile robot using an invariant manifold theory. SCIS&ISIS (2012)
M. Juhairi Aziz Safar, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
A study of tipping stability for omnidirectional mobile robot with active dual-wheel caster assemblies. Artif. Life Robotics 17 (1) (2012)
M. Juhairi Aziz Safar, Keigo Watanabe, Shoichi Maeyama, Isaku Nagai
Tip-over stability prediction for a holonomic omnidirectional transport mobile robot. SCIS&ISIS (2012)
Masaaki Ikeda, Keigo Watanabe, Isaku Nagai
Propulsion movement control using CPG for a Manta robot. SCIS&ISIS (2012)
Zainah Md. Zain, Keigo Watanabe, Kiyotaka Izumi, Isaku Nagai
A nonholonomic control method for stabilizing an X4-AUV. Artif. Life Robotics 16 (2) (2011)
Keiji Nagatani, Ayako Ikeda, Genya Ishigami, Kazuya Yoshida, Isaku Nagai
Development of a Visual Odometry System for a Wheeled Robot on Loose Soil using a Telecentric Camera. Adv. Robotics 24 (8-9) (2010)
Isaku Nagai, Keigo Watanabe, Keiji Nagatani, Kazuya Yoshida
Noncontact position estimation device with optical sensor and laser sources for mobile robots traversing slippery terrains. IROS (2010)
Isaku Nagai, Yutaka Tanaka
Mobile Robot with Floor Tracking Device for Localization and Control. J. Robotics Mechatronics 19 (1) (2007)
Mohamed Abdellatif, Yutaka Tanaka, Akio Gofuku, Isaku Nagai
Color Constancy Using the Inter-Reflection from a Reference Nose. Int. J. Comput. Vis. 39 (3) (2000)
Mohamed Abdellatif, Yutaka Tanaka, Akio Gofuku, Isaku Nagai
Illumination Color from the Blurred Inter-reflection of a Reference Nose. ACCV (1) (1998)