Kei Sawai

According to our database, Kei Sawai authored at least 41 papers between 2006 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Online Topological Mapping for Embedded Computers with Growing Neural Gas.

Alfin Junaedy, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

Proceedings of the International Joint Conference on Neural Networks, 2024

Analyzing the Programming Process with Tangible Tools Using Co-occurrence Matrix.

Issei Takida, Tatsuo Motoyoshi, Yotaro Fuse, Bilguunmaa Myagmardulam, Noboru Takagi, Kei Sawai, Hiroyuki Masuta

Proceedings of the Computers Helping People with Special Needs, 2024

Autonomous Cornering Control based on Sense of Circular Vision Model.

Ren Degoshi, Hiroyuki Masuta, Yotaro Fuse, Tatsuo Motoyoshi, Kei Sawai, Bilguunmaa Myagmardulam, Noboru Takagi

Proceedings of the IEEE International Conference on Fuzzy Systems, 2024

2023

Real-Time 3D Map Building in a Mobile Robot System with Low-Bandwidth Communication.

Alfin Junaedy, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

Robotics, October, 2023

2022

An Examination for Impression Word Extraction of Clothing.

Shodai Ito, Noboru Takagi, Hiroyuki Masuta, Tatsuo Motoyoshi, Kei Sawai

Proceedings of the World Automation Congress, 2022

Effects of Non-Verbal Communication by In-Vehicle Robots on Passengers during Automated Driving.

Shunta Nanbu, Hiroyuki Masuta, Yotaro Fuse, Noboru Takagi, Kei Sawai, Tatsuo Motoyoshi

Proceedings of the IEEE Symposium Series on Computational Intelligence, 2022

Object Extraction Method for Mobile Robots using Fast Growing Neural Gas.

Alfin Junaedy, Hiroyuki Masuta, Naoyuki Kubota, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

Proceedings of the IEEE Symposium Series on Computational Intelligence, 2022

Development of an Object-Oriented Graphic Description Language to Assist Visually Impaired People to Draw Easily Line Figures.

Naoya Odachi, Noboru Takagi, Kei Sawai, Tatsuo Motoyoshi, Hiroyuki Masuta

Proceedings of the Joint 12th International Conference on Soft Computing and Intelligent Systems and 23rd International Symposium on Advanced Intelligent Systems, 2022

Development of Robot Control Interface with Multi-Bandwidth Communication.

Alfin Junaedy, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

Proceedings of the International Joint Conference on Neural Networks, 2022

Development of a New Graphic Description Language for Line Drawings - Assuming the Use of the Visually Impaired.

Hiroto Nakanishi, Noboru Takagi, Kei Sawai, Hiroyuki Masuta, Tatsuo Motoyoshi

Proceedings of the International Conference on Machine Learning and Cybernetics, 2022

Improvement and Evaluation of Object Shape Presentation System Using Linear Actuators.

Yuma Iwabuchi, Tatsuo Motoyoshi, Noboru Takagi, Hiroyuki Masuta, Kei Sawai

Proceedings of the International Conference on Machine Learning and Cybernetics, 2022

Fast Semantic Segmentation for Vectorization of Line Drawings Based on Deep Neural Networks.

Shodai Ito, Noboru Takagi, Kei Sawai, Hiroyuki Masuta, Tatsuo Motoyoshi

Proceedings of the International Conference on Machine Learning and Cybernetics, 2022

Examination of Analysis Methods for E-Learning System Grade Data Using Formal Concept Analysis.

Yoshiki Asami, Tatsuo Motoyoshi, Kei Sawai, Hiroyuki Masuta, Noboru Takagi

Proceedings of the International Conference on Machine Learning and Cybernetics, 2022

2021

LPWAN-Based Real-Time 2D SLAM and Object Localization for Teleoperation Robot Control.

Alfin Junaedy, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

J. Robotics Mechatronics, 2021

Explanation of the Sense of Visual Perception in Cornering Based on Gaze Position and Optical Flows.

Hiroyuki Masuta, Yusuke Nagai, Yuta Kumano, Tatsuo Motoyoshi, Kei Sawai, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Int. J. Intell. Transp. Syst. Res., 2021

A Plane Extraction Method for Embedded Computers in Mobile Robots.

Alfin Junaedy, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

Proceedings of the IEEE Symposium Series on Computational Intelligence, 2021

2020

Real-Time Simultaneous Localization and Mapping for Low-Power Wide-Area Communication.

Alfin Junaedy, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Noboru Takagi

Proceedings of the 2020 IEEE Symposium Series on Computational Intelligence, 2020

Method for Generating Captions for Clothing Images to Support Visually Impaired People.

Kiri Tateno, Noboru Takagi, Kei Sawai, Hiroyuki Masuta, Tatsuo Motoyoshi

Proceedings of the Joint 11th International Conference on Soft Computing and Intelligent Systems and 21st International Symposium on Advanced Intelligent Systems, 2020

A Pattern Recognition Method for Scene Sketch Images Using Deep Learning and Its Evaluation.

Kengo Oshima, Noboru Takagi, Kei Sawai, Hiroyuki Masuta, Tatsuo Motoyoshi

Proceedings of the Joint 11th International Conference on Soft Computing and Intelligent Systems and 21st International Symposium on Advanced Intelligent Systems, 2020

2019

Development of Presentation Robot System for Classroom Based on State of Participants.

Hiroyuki Masuta, Hiroki Kanamori, Kei Sawai, Tatsuo Motoyoshi, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the IEEE Symposium Series on Computational Intelligence, 2019

Tread-surface Swing Mechanism of Lower Limbs Strength Training Device.

Takumi Tamamoto, Ken'ichi Koyanagi, Yoshinori Kimura, Maki Koyanagi, Akio Inoue, Tomoaki Murabayashi, Kei Sawai, Tatsuo Motoyoshi, Hiroyuki Masuta, Toru Oshima

Proceedings of the IEEE/SICE International Symposium on System Integration, 2019

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.

Yuta Kumano, Hiroyuki Masuta, Tatsuo Motoyoshi, Kei Sawai

Proceedings of the International Symposium on Micro-NanoMechatronics and Human Science, 2019

Detection of Divergence Point of the Optical Flow Vectors Considering to Gaze Point While Vehicle Cornering.

Hiroyuki Masuta, Yusuke Nagai, Yuta Kumano, Tatsuo Motoyoshi, Kei Sawai, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the Intelligent Robotics and Applications - 12th International Conference, 2019

Analysis of a Programming Process Sharing the Card-Type Programming Tool "Pro-Tan".

Tatsuo Motoyoshi, Kei Sawai, Hiroyuki Masuta, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the Human-Computer Interaction. Design Practice in Contemporary Societies, 2019

2018

System Operation Improvement of P-CUBE2 for Visually Impaired People.

Mariko Tsuda, Tatsuo Motoyoshi, Kei Sawai, Hiroyuki Masuta, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the 2018 World Automation Congress, 2018

Spherical optical flow in automatically controlled vehicle while cornering.

Hiroyuki Masuta, Yusuke Nagai, Tatsuo Motoyoshi, Kei Sawai, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the IEEE Symposium Series on Computational Intelligence, 2018

Presentation Robot System with Interaction for Class.

Hiroyuki Masuta, Tetsuya Kawamoto, Kei Sawai, Tatsuo Motoyoshi, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the IEEE Symposium Series on Computational Intelligence, 2018

Visual Perception of Approaching Object Using Spherical Camera.

Hiroyuki Masuta, Yoshikazu Okajima, Kei Sawai, Tatsuo Motoyoshi, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2018

Robotic Upper Limb Rehabilitation Intervention with Feedback of Motor Function Scores to Improve Motivation.

Ken'ichi Koyanagi, Ayaka Mori, Hideaki Touyama, Yuka Misumi, Eiko Kawamura, Takumi Tamamoto, Kei Sawai, Tatsuo Motoyoshi, Hiroyuki Masuta, Toru Oshima

Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2018

A Study of Optical Flow in Peripheral Vision Area While Vehicle Cornering.

Yusuke Nagai, Hiroyuki Masuta, Tatsuo Motoyoshi, Kei Sawai, Takumi Tamamoto, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the 2018 Joint 10th International Conference on Soft Computing and Intelligent Systems (SCIS) and 19th International Symposium on Advanced Intelligent Systems (ISIS), 2018

Improvement of a Tangible Programming Tool for the Study of the Subroutine Concept.

Mariko Tsuda, Tatsuo Motoyoshi, Kei Sawai, Takumi Tamamoto, Hiroyuki Masuta, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the Computers Helping People with Special Needs, 2018

Prototype Development of a Shape Presentation System Using Linear Actuators.

Tatsuo Motoyoshi, Sota Mizushima, Kei Sawai, Takumi Tamamoto, Hiroyuki Masuta, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the Computers Helping People with Special Needs, 2018

2017

Direct Perception and Action Decision for Unknown Object Grasping.

Hiroyuki Masuta, Tatsuo Motoyoshi, Kei Sawai, Ken'ichi Koyanagi, Toru Oshima, Hun-ok Lim

Int. J. Artif. Life Res., 2017

Spherical optical flow based cornering motion representation for vehicle control.

Yusuke Nagai, Hiroyuki Masuta, Kei Sawai, Tatsuo Motoyoshi, Toru Oshima, Ken'ichi Koyanagi

Proceedings of the 2017 IEEE Symposium Series on Computational Intelligence, 2017

Multi-balloon actuator for advanced hand rehabilitation after stroke.

Ken'ichi Koyanagi, Tomoaki Murabayashi, Toru Oshima, Kenji Kagechika, Takumi Tamamoto, Kei Sawai, Tatsuo Motoyoshi, Hiroyuki Masuta

Proceedings of the IEEE/SICE International Symposium on System Integration, 2017

Perception and action cycle for cognitive robotics.

Hiroyuki Masuta, Tatsuo Motoyoshi, Kei Sawai, Ken'ichi Koyanagi, Toru Oshima

Proceedings of the International Symposium on Micro-NanoMechatronics and Human Science, 2017

2016

Plane extraction using Point Cloud data for service robot.

Hiroyuki Masuta, Tatsuo Motoyoshi, Ken'ichi Koyanagi, Kei Sawai, Toru Oshima

Proceedings of the 2016 IEEE Symposium Series on Computational Intelligence, 2016

Force Feedback Device using Electro-Rheological Gel and One-sided Pattern Electrodes.

Keita Miyama, Ken'ichi Koyanagi, Yasuhiro Kakinuma, Hidenobu Anzai, Koji Sakurai, Kei Sawai, Tatsuo Motoyoshi, Hiroyuki Masuta, Toru Oshima

Proceedings of the International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments, 2016

2014

Development of Underwater Monitoring Wireless Sensor Network to Support Coral Reef Observation.

Tsuyoshi Suzuki, Kazuki Kato, Emi Makihara, Takafumi Kobayashi, Hitoshi Kono, Kei Sawai, Kuniaki Kawabata, Fumiaki Takemura, Naoko Isomura, Hideyuki Yamashiro

Int. J. Distributed Sens. Networks, 2014

Underwater Image Gathering by Utilizing Stationary and Movable Sensor Nodes: Towards Observation of Symbiosis System in the Coral Reef of Okinawa.

Kuniaki Kawabata, Fumiaki Takemura, Tsuyoshi Suzuki, Kei Sawai, Eisuke Kuraya, Satoru Takahashi, Hideyuki Yamashiro, Naoko Isomura, Jianru Xue

Int. J. Distributed Sens. Networks, 2014

2006

Application Programming Interface for Configuration of Multi-Robot Sensor Networks.

Junya Yamashita, Ryohei Suzuki, Kei Sawai, Hiroki Saito, Tsuyoshi Suzuki, Yoshito Tobe, Niwat Thepvilojanapong, Kaoru Sezaki

Proceedings of the 20th International Conference on Advanced Information Networking and Applications (AINA 2006), 2006