Search Results 1-20 of 398

  • Dual-Eye Vision-Based Docking Experiment in the Sea for Battery Recharging Application

    NWE LWIN Khin , MYINT Myo , YONEMORI Kenta , MUKADA Naoki , KANDA Yoshiki , YANOU Akira , MINAMI Mamoru

    <p>This paper presents a stereo-vision-based approach for sea-bottom docking of autonomous underwater vehicles (AUVs) for battery recharging. According to the intended application, a unidirectio …

    SICE Journal of Control, Measurement, and System Integration 12(2), 47-55, 2019

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  • Hitchhiking Based Symbiotic Multi-Robot Navigation in Sensor Networks

    Ravankar Abhijeet , Ravankar Ankit A. , Kobayashi Yukinori , Hoshino Yohei , Peng Chao-Chung , Watanabe Michiko

    … This paper presents a cooperative multi-robot navigation scheme in which a robot can 'hitchhike' another robot, i.e., two robots going to the same (or close) destination navigate together in a leader-follower system assisted by visual servoing. …

    Robotics 7(3), 37, 2018-09

    IR  DOI 

  • Development of Dual-eyes Visual Servoing Control System for DELTA-150  [in Japanese]

    NAKAMURA Shou , YAMADA Daiki , KANDA Yosiki , YAMASITA Kouhei , MUKADA Naoki , MATSUNO Takayuki , MINAMI Mamoru

    <p>Nowadays, a variety of robots has been studied and developed for undersea exploration. It is necessary for the robot to work long time in water in order to efficiently perform given tasks. We …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2P1-A10, 2018

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  • Visual Servoing System by Photo-model-based Matching Method  [in Japanese]

    TSUBAKI Ibuki , FUNAKUBO Ryuki , TIAN Hongzhi , KOU Yejun , MINAMI Mamoru , MATSUNO Takayuki

    … This paper proposes Photo-model-based Matching Method that has been adopted since the photo-model can be made at once by taking a photo of the target.In this paper, I report recognition accuracy and the results of this visual servoing system.</p> …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2A1-L18, 2018

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  • the Performance of Object Tracking with Projection-Based Visual Servoing Method  [in Japanese]

    WANG Junxiang , TIAN Hongzhi , KOU Yejun , FUNAKUBO Ryuki , LI Xiang , YAMAMOTO Taro , MATSUNO Takayuki , MINAMI Mamoru

    … <p>This paper proposes a visual servoing system based on a projection-based recognition method. … The projection-based visual servoing system using only two calibrated cameras can identify the position and orientation of arbitrary-shaped unknown objects. … For a visual servoing system, it needs to know the spatial dimension data of the observed object. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2A1-M16, 2018

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  • Verification of Estimation Performance of Pose Using Inverse Projection  [in Japanese]

    YAMAMOTO Taro , FUNAKUBO Ryuki , KOU Yejun , TIAN Hongzhi , LI Xiang , MATSUNO Takayuki , MINAMI Mamoru

    Visual servoing is a method to control robots' … motion by installing the visual information into the feedback loop. … Therefore, our research group proposed a hand-eye visual servoing system without using them. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2A1-M15, 2018

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  • Optimal Projection Pattern for Active Visual Servoing  [in Japanese]

    ARAI Shogo , MIYAMOTO Yoshihiro , KOSUGE Kazuhiro

    … <p>Visual servo control uses images obtained by a camera to control robots. … This paper focuses on a problem of positioning a object using a robotic manipulator with visual servo control. … To perform the positioning task, image-based visual servoing requires visual features which can be extracted from appearance of a target object. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2A1-M14, 2018

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  • Performance of Visual Servoing with Dual-eyes Configuration and Projection Servoing  [in Japanese]

    Kou Yejun , Tian Hongzhi , Li Xiang , Funakubo Ryuki , Matsuno Takayuki , Minami Mamoru

    … <p>Nowadays, in the field of robot vision, the control method called visual servoing attracts attention. … Visual servoing is one of the methods for controlling robots. … By incorporating visual information obtained from the installed visual sensor into the feedback loop, it is expected to enable robots to work in the constantly changing environment or unknown environment. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2A1-M18, 2018

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  • Visual Servoing to Arbitrary Target by Using Photo-Model Definition

    TIAN Hongzhi , KOU Yejun , PHYU Khaing Win , FUNAKUBO Ryuki , MINAMI Mamoru

    … <p>Visual servoing is one of the methods to control robots. … By incorporating visual information obtained from the installed visual sensor into the feedback loop, it is expected to enable robots to work in changing environments or unknown environment. … For a visual servoing system, it is difficult to quickly switch the tracking object for different tasks. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2A1-M17, 2018

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  • Regrasp an Object Using General Purpose Hands Attached to a Dual-Arm Robot  [in Japanese]

    ARAI Shogo , KONADA Kazuya , KOSUGE Kazuhiro

    … The proposed method performs positioning the target object at optimal posture for regrasping using visual servoing approach to reduce effect by the error of grasping. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 1A1-E06, 2018

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  • Trajectory Control on Position and Attitude of Robot Arm by Iterative Learning Using Visual Space Besed Visual Servoing  [in Japanese]

    Moriguchi Soichiro , Maru Noriaki

    The Proceedings of Conference of Kansai Branch 2018.93(0), 619, 2018

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  • Verification of photo-model-based pose estimation and handling of unique clothes under illumination varieties

    PHYU Khaing Win , FUNAKUBO Ryuki , HAGIWARA Ryota , TIAN Hongzhi , MINAMI Mamoru

    <p>Human can recognize and handle (pick and place) easily the objects with a variety of different shapes, colors, sizes, and humans' eyes are adaptable to various light environments with a certa …

    Journal of Advanced Mechanical Design, Systems, and Manufacturing 12(2), JAMDSM0047-JAMDSM0047, 2018

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  • Three-dimensional target tracking and autonomous positioning using probe-holding robot  [in Japanese]

    NAKADATE Ryu , HASHIZUME Makoto

    本稿では,プローブを把持するロボットを用いた超音波画像誘導システムについての著者らの研究を紹介する.一つ目は自動検査システムである.ロボットが超音波画像を認識しながら目的の患部を自動で探索し,明瞭画像を得るプログラムについて解説する.二つ目は患部の動きにリアルタイムに追従するシステムである.一般的な2次元Bモード画像のみを用いて3次元追従を実現する手法を解説し,それらの生体組織での動作実験について …

    Choonpa Igaku 45(2), 149-157, 2018

    J-STAGE  Ichushi Web 

  • Docking experiment of underwater vehicle by dual-eye visual servoing (Control performance verification with autonomous underwater vehicle)  [in Japanese]

    MATSUNO Takayuki , MINAMI Mamoru , NISHIDA Yuya , YONEMORI Kenta , LI Xiang , MUKADA Naoki , KATO Naoki , MYINT Myo , YAMADA Daiki , KHIN Nwe Lwin

    … Our reseach group has confirmed in a pool environment the dual-eye visual servoing system made a pole attached to the vehicle dock into a hole. … Therefore the performance of visual feedback with AUV named Tuna-Sand2 that is compeletely indepent from cables or wires and has a general structure of modernized AUV system, has been verified to confirm the practicability of dual-eye dockig system.</p> …

    Transactions of the JSME (in Japanese) 84(858), 17-00242-17-00242, 2018

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  • Evaluation of eye-vergence visual servoing by lateral frequency response  [in Japanese]

    TIAN Hongzhi , KOU Yejun , MINAMI Mamoru

    … <p>Visual servoing towards moving target with hand-eye cameras fixed at a hand of a robot is inevitably affected by the hand's dynamical oscillations, therefore it is difficult to keep target's position always at the center of camera's view, because nonlinear dynamical effects of whole manipulator stand against tracking ability of the visual servoing. …

    Transactions of the JSME (in Japanese) 84(857), 17-00182-17-00182, 2018

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  • Hitchhiking Robots: A Collaborative Approach for Efficient Multi-Robot Navigation in Indoor Environments

    Ravankar Abhijeet , Ravankar Ankit A. , Kobayashi Yukinori , Emaru Takanori

    … This allows the hitchhiker robot, which performs only visual servoing, to save computation while navigating on the common path with the driver robot. … The proposed system is robust to recover from 'driver-lost' scenario which occurs due to visual servoing failure. …

    Sensors 17(8), 1878, 2017-08

    IR  DOI 

  • Gesture-Driven Remote Control of Robotic Hands for Extreme Environment  [in Japanese]

    知念 顕仁 , 星野 聖

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 116(422), 157-160, 2017-01-26

  • Gesture-Driven Remote Control of Robotic Hands for Extreme Environment  [in Japanese]

    知念 顕仁 , 星野 聖

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 116(421), 157-160, 2017-01-26

  • Servoing Performance Enhancement via a Respiratory Organ Motion Prediction Model for a Non-Invasive Ultrasound Theragnostic System

    Fujii Tatsuya , Sugita Naohiko , Numata Kazushi , Homma Yukio , Matsumoto Yoichiro , Mitsuishi Mamoru , Koizumi Norihiro , Kayasuga Atsushi , Lee Dongjun , Tsukihara Hiroyuki , Fukuda Hiroyuki , Yoshinaka Kiyoshi , Azuma Takashi , Miyazaki Hideyo

    … Thus, this study proposes a method to cope with the fore-mentioned problem involving tracking and following the respiratory organ motion via a visual feedback and a prediction model for respiratory organ motion to realize highly accurate servoing performance for focal lesions. …

    Journal of Robotics and Mechatronics 29(2), 434-446, 2017

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  • Supporting Reaching Movements of Robotic Hands Subject to Communication Delay by Displaying End Effector Position Using Three Orthogonal Rays

    Chinen Akihito , Hoshino Kiyoshi

    … As a result, the proposed method is effective in making accurate reaching motions for grasping in the visual-servoing remote control between the earth and the moon.</p> …

    Journal of Robotics and Mechatronics 29(5), 819-828, 2017

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