Isaku Nagai

2022

Backstepping-based Super-Twisting Sliding Mode Control for a Quadrotor Manipulator with Tiltable Rotors

Yi, S., Watanabe, K. & Nagai, I., 3月 1 2022, In: Journal of Robotics and Control (JRC). 3, 2, p. 128-137 10 p.

研究成果 › 査読

Open Access

1 被引用数 (Scopus)

2021

Anti-disturbance control of a quadrotor manipulator with tiltable rotors based on integral sliding mode control

Yi, S., Watanabe, K. & Nagai, I., 11月 2021, In: Artificial Life and Robotics. 26, 4, p. 513-522 10 p.

研究成果 › 査読

4 被引用数 (Scopus)

Backstepping control for a tandem rotor UAV robot with two 2-DOF tiltable coaxial rotors

Xu, X., Watanabe, K. & Nagai, I., 9月 2021, In: Journal of Robotics and Control (JRC). 2, 5, p. 413-420 8 p.

研究成果 › 査読

Open Access

4 被引用数 (Scopus)

Feedback linearization control for a tandem rotor UAV robot equipped with two 2-DOF tiltable coaxial-rotors

Xu, X., Watanabe, K. & Nagai, I., 5月 2021, In: Artificial Life and Robotics. 26, 2, p. 259-268 10 p.

研究成果 › 査読

Open Access

6 被引用数 (Scopus)

Flight control system design for a tandem rotor UAV robot in the presence of wind field disturbances

Xu, X., Watanabe, K. & Nagai, I., 11月 2021, In: Artificial Life and Robotics. 26, 4, p. 457-464 8 p.

研究成果 › 査読

1 被引用数 (Scopus)

Load-swing suppression control using an omnidirectionally movable multi-rotor in 2D-horizontal plane

Mino, R., Kanda, S., Watanabe, K. & Nagai, I., 2月 2021, In: Artificial Life and Robotics. 26, 1, p. 140-148 9 p.

研究成果 › 査読

2019

An improvement of flight performance in the level flight of tilted quadrotors by attaching a fixed-wing

Nakamura, Y., Arakawa, A., Watanabe, K. & Nagai, I., 1月 1 2019, (Accepted/In press) In: Artificial Life and Robotics.

研究成果 › 査読

1 被引用数 (Scopus)

Indoor self-localization using multiple magnetic sensors

Nagai, I., Sakai, J. & Watanabe, K., 4月 1 2019, In: Journal of Robotics and Mechatronics. 31, 2, p. 203-211 9 p.

研究成果 › 査読

1 被引用数 (Scopus)

2017

An automatic parking system using an optimized image-based fuzzy controller by genetic algorithms

Aye, Y. Y., Watanabe, K., Maeyama, S. & Nagai, I., 3月 1 2017, In: Artificial Life and Robotics. 22, 1, p. 139-144 6 p.

研究成果 › 査読

7 被引用数 (Scopus)

Influence on the propulsive performance due to the difference in the fin shape of a robotic manta

Ikeda, M., Mikuriya, K., Watanabe, K., Hikasa, S., Hamano, Y. & Nagai, I., 6月 1 2017, In: Artificial Life and Robotics. 22, 2, p. 276-282 7 p.

研究成果 › 査読

2 被引用数 (Scopus)

2016

Design of an image-based fuzzy controller for autonomous parking of four-wheeled mobile robots

Aye, Y. Y., Watanabe, K., Maeyama, S. & Nagai, I., 2016, In: International Journal of Applied Electromagnetics and Mechanics. 52, 3-4, p. 859-865 7 p.

研究成果 › 査読

7 被引用数 (Scopus)

2015

Invariant manifold-based stabilizing controllers for nonholonomic mobile robots

Aye, Y. Y., Watanabe, K., Maeyama, S. & Nagai, I., 10月 3 2015, In: Artificial Life and Robotics. 20, 3, p. 276-284 9 p.

研究成果 › 査読

1 被引用数 (Scopus)

2014

A pectoral fin analysis for diving rajiform-type fish robots by fluid dynamics

Ikeda, M., Hikasa, S., Watanabe, K. & Nagai, I., 9月 1 2014, In: Artificial Life and Robotics. 19, 2, p. 136-141 6 p.

研究成果 › 査読

7 被引用数 (Scopus)

Motion analysis of a manta robot for underwater exploration by propulsive experiments and the design of central pattern generator

Ikeda, M., Hikasa, S., Watanabe, K. & Nagai, I., 3月 2014, In: International Journal of Automation Technology. 8, 2, p. 231-237 7 p.

研究成果 › 査読

8 被引用数 (Scopus)

Tip-over stability enhancement for omnidirectional mobile robot

Aziz Safar, M. J., Watanabe, K., Maeyama, S. & Nagai, I., 5月 6 2014, In: International Journal of Intelligent Unmanned Systems. 2, 2, p. 91-106 16 p.

研究成果 › 査読

6 被引用数 (Scopus)

2013

A Brief Review of Latest Fish Robots

Nagai, I., 2013, In: Proc. of 2nd International Conference on Electrical, Control and Computer Engineering (InECCE2013). p. 285-289 5 p.

研究成果

A discontinuous exponential stabilization law for an underactuated X4-AUV

Md. Zain, Z., Watanabe, K., Izumi, K. & Nagai, I., 1月 1 2013, In: Artificial Life and Robotics. 17, 3-4, p. 463-469 7 p.

研究成果 › 査読

10 被引用数 (Scopus)

Positioning device for outdoor mobile robots using optical sensors and lasers

Nagai, I., Yamauchi, G., Nagatani, K., Watanabe, K. & Yoshida, K., 7月 2013, In: Advanced Robotics. 27, 15, p. 1147-1160 14 p.

研究成果 › 査読

6 被引用数 (Scopus)

Propulsive force analysis of a pectoral fin for rajiform type fish robots from fluid dynamic aspects

Nagai, I., 2013, In: Proc. of the 18th Int. Symposium on Artificial Life and Robotics (AROB 18th '13). p. 65-68 4 p.

研究成果

Study on mobile mechanism of a climbing robot for stair cleaning: A translational locomotion mechanism and turning motion

Kakudou, T., Watanabe, K. & Nagai, I., 1月 1 2013, In: Artificial Life and Robotics. 17, 3-4, p. 400-404 5 p.

研究成果 › 査読

6 被引用数 (Scopus)

Underactuated Control for a Blimp with Four-Propellers by a Logical Switching Method

Nagai, I., 2013, In: Proc. of the 18th Int. Symposium on Artificial Life and Robotics (AROB 18th '13). p. 69-72 4 p.

研究成果

2012

A study of tipping stability for omnidirectional mobile robot with active dual-wheel caster assemblies

Safar, M. J. A., Watanabe, K., Maeyama, S. & Nagai, I., 10月 1 2012, In: Artificial Life and Robotics. 17, 1, p. 145-151 7 p.

研究成果 › 査読

3 被引用数 (Scopus)

Stabilization of an underactuated X4-AUV using a discontinuous control law

Zain, Z. M., Watanabe, K., Izumi, K. & Nagai, I., 2月 1 2012, In: Indian Journal of Marine Sciences. 41, 6, p. 589-598 10 p.

研究成果 › 査読

4 被引用数 (Scopus)

2011

A nonholonomic control method for stabilizing an X4-AUV

Zain, Z. M., Watanabe, K., Izumi, K. & Nagai, I., 9月 1 2011, In: Artificial Life and Robotics. 16, 2, p. 202-207 6 p.

研究成果 › 査読

9 被引用数 (Scopus)

Discontinuous Control for an Underactuated X4-AUV

Nagai, I., 2011, In: Proc. of the 12th International Symposium on Advanced Intelligent Systems (ISIS 2011). p. 439-442 4 p.

研究成果

４点測光式スポット位置検出装置

Nagai, I., 2011, In: 計測自動制御学会論文集. 47, 1, p. 17-24 8 p.

研究成果

2010

Development of a visual odometry system for a wheeled robot on loose soil using a telecentric camera

Nagatani, K., Ikeda, A., Ishigami, G., Yoshida, K. & Nagai, I., 5月 1 2010, In: Advanced Robotics. 24, 8-9, p. 1149-1167 19 p.

研究成果 › 査読

15 被引用数 (Scopus)

Stabilization Control for an X4-AUV

Nagai, I., 2010, In: Proc. of the 3rd Int. Conf. on Underwater System Technology: Theory and Applications 2010.

研究成果

2007

Mobile Robot with Floor Tracking Device for Localization and Control

Nagai, I., 2007, In: Journal of Robotics and Mechatronics. Vol.19, No.1, p. 34-41 8 p.

研究成果

2005

床画像追跡装置における高速運動計測と衝突検知

Nagai, I., 2005, In: 日本機械学会論文集（Ｃ編）. 711, 71, p. 3159-3166 8 p.

研究成果

2004

Development of a fusing module of the images from wide view field and stereo cameras for an autonomous running vehicle

Gofuku, A., Seiriki, Y., Nagai, I. & Tanaka, Y., 5月 2004, In: Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 70, 5, p. 1371-1379 9 p.

研究成果 › 査読

Open Access

2 被引用数 (Scopus)

Visual tracking device measuring 2-D motion and rotation of floor image

Nagai, I. & Tanaka, Y., 4月 2004, In: Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 70, 4, p. 1037-1044 8 p.

研究成果 › 査読

Open Access

3 被引用数 (Scopus)

自律走行車のための広角およびステレオ画像の融合モジュールの開発

Nagai, I., 2004, In: 日本機械学会論文集（Ｃ編）. 693, 70, p. 1371-1379 9 p.

研究成果

床面の回転および並進運動を計測する視覚装置の開発

Nagai, I., 2004, In: 日本機械学会論文集（Ｃ編）. 692, 70, p. 1037-1044 8 p.

研究成果

多チャンネル水晶振動子においセンサ自動計測システム

Nagai, I., 2004, In: Aroma Research. 5, 1, p. 62-67 6 p.

研究成果

2003

ベンゼン環を含むアルキルエステルを感応膜に用いる水晶振動子においセンサ

Nagai, I., 2003, In: 日本味と匂学会誌. Vol.10, issue 3, p. 455-458 4 p.

研究成果

水晶振動子吸着膜に用いるシクロヘキサンカルボン酸アルキルエステル誘導体のにおいセンシング能

Nagai, I., 2003, In: 日本味と匂学会誌. Vol.10, issue 3, p. 451-454 4 p.

研究成果

2002

Development of a real-time range finder interpolating the parallax signals for surfaces

Tanaka, Y., Gofuku, A., Nagai, I. & Miyata, S., 7月 1 2002, In: Mechatronics. 12, 6, p. 875-889 15 p.

研究成果 › 査読

1 被引用数 (Scopus)

Visual tracking device measuring 2-D motion of floor image

Nagai, I. & Tanaka, Y., 8月 2002, In: Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 68, 8, p. 2346-2353 8 p.

研究成果 › 査読

Open Access

床画像の２次元運動を計測する視覚装置の開発

Nagai, I., 2002, In: 日本機械学会論文集（Ｃ編）. 68, 672, p. 2346-2353 8 p.

研究成果

2001

Tracking of Floor Image Based on Correlation Processing

Nagai, I., 2001, In: Proc. of the 4th IFAC Symposium on Intelligent Autonomous Vehicles. p. 151-156 6 p.

研究成果

2000

Color constancy using the inter-reflection from a reference nose

Abdellatif, M., Tanaka, Y., Gofuku, A. & Nagai, I., 9月 2000, In: International Journal of Computer Vision. 39, 3, p. 171-194 24 p.

研究成果 › 査読

4 被引用数 (Scopus)

1999

Development of a Real-Time Range Finder for Measuring the Depth to a Plane without Textures

Tanaka, Y., Nagai, I., Gofuku, A. & Miyamoto, H., 1999, In: Nihon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 65, 636, p. 3234-3238 5 p.

研究成果 › 査読

模様のない平面の実時間距離取得装置の開発

Nagai, I., 1999, In: 日本機械学会論文集. 65, 636, p. 3234-3238 5 p.

研究成果

1998

An Autonomous Running Vehicle Equipped with a Vision System for Fixing and Recognizing Color Landmarks

Gofuku, A., Tanaka, Y., Hamano, K. & Nagai, I., 1998, In: Nihon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 64, 626, p. 3907-3913 7 p.

研究成果 › 査読

3 被引用数 (Scopus)

1996

Development of a compact video-rate range finder using RGB signals from binocular CCD color cameras

Tanaka, Y., Gofuku, A., Nagai, I. & Abdellatif, M., 1996, In: Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 62, 598, p. 2257-2265 9 p.

研究成果 › 査読

Open Access

1 被引用数 (Scopus)

カラーCCDカメラを用いたコンパクト距離画像取得装置の開発

Nagai, I., 1996, In: 日本機械学会論文集(C編). 62, 598, p. 2257-2264 8 p.

研究成果

1 被引用数 (Scopus)

Isaku Nagai

研究成果

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