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Kei Sawai
Publication Activity (10 Years)
Years Active: 2006-2024
Publications (10 Years): 37
Top Topics
Optical Flow
Visual Perception
Line Drawings
Point Cloud Data
Top Venues
SSCI
ICMLC
SCIS/ISIS
WAC
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Publications
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Ren Degoshi
,
Hiroyuki Masuta
,
Yotaro Fuse
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Bilguunmaa Myagmardulam
,
Noboru Takagi
Autonomous Cornering Control based on Sense of Circular Vision Model.
FUZZ
(2024)
Issei Takida
,
Tatsuo Motoyoshi
,
Yotaro Fuse
,
Bilguunmaa Myagmardulam
,
Noboru Takagi
,
Kei Sawai
,
Hiroyuki Masuta
Analyzing the Programming Process with Tangible Tools Using Co-occurrence Matrix.
ICCHP (1)
(2024)
Alfin Junaedy
,
Hiroyuki Masuta
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Noboru Takagi
Real-Time 3D Map Building in a Mobile Robot System with Low-Bandwidth Communication.
Robotics
12 (6) (2023)
Yuma Iwabuchi
,
Tatsuo Motoyoshi
,
Noboru Takagi
,
Hiroyuki Masuta
,
Kei Sawai
Improvement and Evaluation of Object Shape Presentation System Using Linear Actuators.
ICMLC
(2022)
Hiroto Nakanishi
,
Noboru Takagi
,
Kei Sawai
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
Development of a New Graphic Description Language for Line Drawings - Assuming the Use of the Visually Impaired.
ICMLC
(2022)
Alfin Junaedy
,
Hiroyuki Masuta
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Noboru Takagi
Development of Robot Control Interface with Multi-Bandwidth Communication.
IJCNN
(2022)
Shunta Nanbu
,
Hiroyuki Masuta
,
Y. otaro Fuse
,
Noboru Takagi
,
Kei Sawai
,
Tatsuo Motoyoshi
Effects of Non-Verbal Communication by In-Vehicle Robots on Passengers during Automated Driving.
SSCI
(2022)
Naoya Odachi
,
Noboru Takagi
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Hiroyuki Masuta
Development of an Object-Oriented Graphic Description Language to Assist Visually Impaired People to Draw Easily Line Figures.
SCIS/ISIS
(2022)
Shodai Ito
,
Noboru Takagi
,
Kei Sawai
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
Fast Semantic Segmentation for Vectorization of Line Drawings Based on Deep Neural Networks.
ICMLC
(2022)
Yoshiki Asami
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Hiroyuki Masuta
,
Noboru Takagi
Examination of Analysis Methods for E-Learning System Grade Data Using Formal Concept Analysis.
ICMLC
(2022)
Alfin Junaedy
,
Hiroyuki Masuta
,
Naoyuki Kubota
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Noboru Takagi
Object Extraction Method for Mobile Robots using Fast Growing Neural Gas.
SSCI
(2022)
Shodai Ito
,
Noboru Takagi
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
,
Kei Sawai
An Examination for Impression Word Extraction of Clothing.
WAC
(2022)
Alfin Junaedy
,
Hiroyuki Masuta
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Noboru Takagi
LPWAN-Based Real-Time 2D SLAM and Object Localization for Teleoperation Robot Control.
J. Robotics Mechatronics
33 (6) (2021)
Alfin Junaedy
,
Hiroyuki Masuta
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Noboru Takagi
A Plane Extraction Method for Embedded Computers in Mobile Robots.
SSCI
(2021)
Hiroyuki Masuta
,
Yusuke Nagai
,
Yuta Kumano
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Explanation of the Sense of Visual Perception in Cornering Based on Gaze Position and Optical Flows.
Int. J. Intell. Transp. Syst. Res.
19 (1) (2021)
Kiri Tateno
,
Noboru Takagi
,
Kei Sawai
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
Method for Generating Captions for Clothing Images to Support Visually Impaired People.
SCIS/ISIS
(2020)
Kengo Oshima
,
Noboru Takagi
,
Kei Sawai
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
A Pattern Recognition Method for Scene Sketch Images Using Deep Learning and Its Evaluation.
SCIS/ISIS
(2020)
Alfin Junaedy
,
Hiroyuki Masuta
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Noboru Takagi
Real-Time Simultaneous Localization and Mapping for Low-Power Wide-Area Communication.
SSCI
(2020)
Hiroyuki Masuta
,
Yusuke Nagai
,
Yuta Kumano
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Detection of Divergence Point of the Optical Flow Vectors Considering to Gaze Point While Vehicle Cornering.
ICIRA (3)
(2019)
Tatsuo Motoyoshi
,
Kei Sawai
,
Hiroyuki Masuta
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Analysis of a Programming Process Sharing the Card-Type Programming Tool "Pro-Tan".
HCI (3)
(2019)
Yuta Kumano
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
,
Kei Sawai
A Study of Sense of Approaching Index based on Considering Direction of Approaching Objects A Study of a Sense of Approaching Index based on Considering Direction of Approaching Objects.
MHS
(2019)
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Yoshinori Kimura
,
Maki Koyanagi
,
Akio Inoue
,
Tomoaki Murabayashi
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Hiroyuki Masuta
,
Toru Oshima
Tread-surface Swing Mechanism of Lower Limbs Strength Training Device.
SII
(2019)
Hiroyuki Masuta
,
Hiroki Kanamori
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Development of Presentation Robot System for Classroom Based on State of Participants.
SSCI
(2019)
Tatsuo Motoyoshi
,
Sota Mizushima
,
Kei Sawai
,
Takumi Tamamoto
,
Hiroyuki Masuta
,
Ken'ichi Koyanagi
,
Toru Oshima
Prototype Development of a Shape Presentation System Using Linear Actuators.
ICCHP (2)
(2018)
Hiroyuki Masuta
,
Yusuke Nagai
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Spherical optical flow in automatically controlled vehicle while cornering.
SSCI
(2018)
Mariko Tsuda
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Hiroyuki Masuta
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
System Operation Improvement of P-CUBE2 for Visually Impaired People.
WAC
(2018)
Mariko Tsuda
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Takumi Tamamoto
,
Hiroyuki Masuta
,
Ken'ichi Koyanagi
,
Toru Oshima
Improvement of a Tangible Programming Tool for the Study of the Subroutine Concept.
ICCHP (1)
(2018)
Hiroyuki Masuta
,
Yoshikazu Okajima
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Visual Perception of Approaching Object Using Spherical Camera.
SMC
(2018)
Hiroyuki Masuta
,
Tetsuya Kawamoto
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
Presentation Robot System with Interaction for Class.
SSCI
(2018)
Yusuke Nagai
,
Hiroyuki Masuta
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Takumi Tamamoto
,
Ken'ichi Koyanagi
,
Toru Oshima
A Study of Optical Flow in Peripheral Vision Area While Vehicle Cornering.
SCIS&ISIS
(2018)
Ken'ichi Koyanagi
,
Ayaka Mori
,
Hideaki Touyama
,
Yuka Misumi
,
Eiko Kawamura
,
Takumi Tamamoto
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Hiroyuki Masuta
,
Toru Oshima
Robotic Upper Limb Rehabilitation Intervention with Feedback of Motor Function Scores to Improve Motivation.
SMC
(2018)
Hiroyuki Masuta
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Ken'ichi Koyanagi
,
Toru Oshima
Perception and action cycle for cognitive robotics.
MHS
(2017)
Ken'ichi Koyanagi
,
Tomoaki Murabayashi
,
Toru Oshima
,
Kenji Kagechika
,
Takumi Tamamoto
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Hiroyuki Masuta
Multi-balloon actuator for advanced hand rehabilitation after stroke.
SII
(2017)
Hiroyuki Masuta
,
Tatsuo Motoyoshi
,
Kei Sawai
,
Ken'ichi Koyanagi
,
Toru Oshima
,
Hun-ok Lim
Direct Perception and Action Decision for Unknown Object Grasping.
Int. J. Artif. Life Res.
7 (1) (2017)
Yusuke Nagai
,
Hiroyuki Masuta
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Toru Oshima
,
Ken'ichi Koyanagi
Spherical optical flow based cornering motion representation for vehicle control.
SSCI
(2017)
Keita Miyama
,
Ken'ichi Koyanagi
,
Yasuhiro Kakinuma
,
Hidenobu Anzai
,
Koji Sakurai
,
Kei Sawai
,
Tatsuo Motoyoshi
,
Hiroyuki Masuta
,
Toru Oshima
Force Feedback Device using Electro-Rheological Gel and One-sided Pattern Electrodes.
ICAT-EGVE (Posters and Demos)
(2016)
Hiroyuki Masuta
,
Tatsuo Motoyoshi
,
Ken'ichi Koyanagi
,
Kei Sawai
,
Toru Oshima
Plane extraction using Point Cloud data for service robot.
SSCI
(2016)
Tsuyoshi Suzuki
,
Kazuki Kato
,
Emi Makihara
,
Takafumi Kobayashi
,
Hitoshi Kono
,
Kei Sawai
,
Kuniaki Kawabata
,
Fumiaki Takemura
,
Naoko Isomura
,
Hideyuki Yamashiro
Development of Underwater Monitoring Wireless Sensor Network to Support Coral Reef Observation.
Int. J. Distributed Sens. Networks
10 (2014)
Kuniaki Kawabata
,
Fumiaki Takemura
,
Tsuyoshi Suzuki
,
Kei Sawai
,
Eisuke Kuraya
,
Satoru Takahashi
,
Hideyuki Yamashiro
,
Naoko Isomura
,
Jianru Xue
Underwater Image Gathering by Utilizing Stationary and Movable Sensor Nodes: Towards Observation of Symbiosis System in the Coral Reef of Okinawa.
Int. J. Distributed Sens. Networks
10 (2014)
Junya Yamashita
,
Ryohei Suzuki
,
Kei Sawai
,
Hiroki Saito
,
Tsuyoshi Suzuki
,
Yoshito Tobe
,
Niwat Thepvilojanapong
,
Kaoru Sezaki
Application Programming Interface for Configuration of Multi-Robot Sensor Networks.
AINA (2)
(2006)