Koji Murai

According to our database, Koji Murai authored at least 62 papers between 2002 and 2022.

Collaborative distances:

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

2022

Stress and Gaze Point Analysis for Assessment of Skilled Ship Operators' Lookout and Avoidance Maneuvering Skills.

Koji Murai, Hitoi Tamaru, Ruri Shoji, Eiko Saito, Makiko Minami, Kentaroh Kokubun

Proceedings of the World Automation Congress, 2022

Evaluation on Brain Activity of Skilled Ship Operators by Near Infra-Red Spectroscopy: Experiment using ship maneuvering simulator.

Koji Murai, Hitoi Tamaru, Ruri Shoji, Eiko Saito, Makiko Minami, Kentaroh Kokubun

Proceedings of the World Automation Congress, 2022

Characteristics of Professional Sharp-Lookout Skills towards Maritime Autonomous Surface Ships.

Koji Murai, Hitoi Tamaru, Ruri Shoji, Eiko Saito, Makiko Minami, Kentaroh Kokubun

Proceedings of the World Automation Congress, 2022

Toward Evaluation of Ship Navigator's Stress based on Saliva.

Koji Murai, Eiko Saito, Kentaroh Kokubun, Hitoi Tamaru, Ruri Shoji

Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2022

2021

Study on Evaluation Support System for Ship Handling Simulator Training.

Koji Murai, Jie Wang, Yibing Wang, Kenichi Kitamura, Xiaofei Wen, Yang Qilei

Proceedings of the 2021 World Automation Congress, 2021

Development of the Sensor Part Re-composition on the Salivary NO3^- Measurement Device for the Evaluation of Mental Workload^*.

Kenichi Kitamura, Koji Murai, Shin-Ichi Wakida, Shuto Osaki, Takuya Kintaki

Proceedings of the 2021 World Automation Congress, 2021

2020

Mental Workload of Simulator-based Training Using a Physiological Index: The Relationship between Trainers and Trainees.

Masahiro Toba, Koji Murai

Proceedings of the 2020 IEEE International Conference on Systems, Man, and Cybernetics, 2020

Confirmation of the Instrumental Difference for Each Ion-Sensitive Field-Effect Transistors to Evaluate Mental Workload.

Kenichi Kitamura, Koji Murai, Shin-Ichi Wakida

Proceedings of the 2020 IEEE International Conference on Systems, Man, and Cybernetics, 2020

2019

Basic Study on Monitoring System of Coastal Radio Operator for Safe Harbor Traffic.

Koji Murai, Kohei Higuchi, Takayuki Fujita, Kazusuke Maenaka, Tsunemasa Saiki, Yukako Takizawa

Proceedings of the 14th Annual Conference System of Systems Engineering, 2019

2018

Study of Instructor Support System for Simulator-Based Exercise Using Mental Workload Monitoring System.

Ippei Sugimoto, Koji Murai

Proceedings of the 2018 World Automation Congress, 2018

Development of a Real-time Evaluation Support System Using Physiological Index: Case Study of a Simulator-based Ship Handling Exercise.

Koji Murai, Kohei Higuchi, Takayuki Fujita, Kazusuke Maenaka, Tsunemasa Saiki, Yukako Takizawa

Proceedings of the IEEE International Conference on Teaching, 2018

2017

A ship navigator's mental workload using salivary NO3- concentration for simulator-based experiment.

Kenichi Kitamura, Koji Murai, Shin-Ichi Wakida, Nobuo Mitomo, Keiichi Fukushi

Intell. Autom. Soft Comput., 2017

A study on evaluation method for ship maneuvering simulator training.

Chihiro Nishizaki, Tadatsugi Okazaki, Ryohtaro Yoshino, Rei Takaseki, Koji Murai

Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

Construction of port-coordinator duties list for mental workload assessment.

Daiki Kamioka, Koji Murai, Kenichi Kitamura, Shin-Ichi Wakida

Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

Toward evaluation of mixed culture's team works: Case study of ship bridge simulator-based training for cadets.

Koji Murai, Jie Wang, Yibing Wang, Yang Qilei

Proceedings of the Joint 17th World Congress of International Fuzzy Systems Association and 9th International Conference on Soft Computing and Intelligent Systems, 2017

Evaluation of mental workload for a newly-appointed pilot using salivary NO3^- concentration and LF/HF values, compared with port-coordinators.

Kenichi Kitamura, Koji Murai, Shin-Ichi Wakida

Proceedings of the Joint 17th World Congress of International Fuzzy Systems Association and 9th International Conference on Soft Computing and Intelligent Systems, 2017

2016

Study on relation between operator and trainee's mental workload for ship maneuvering simulator exercise using heart rate variability.

Ippei Sugimoto, Kenichi Kitamura, Koji Murai, Yibing Wang, Jie Wang

Proceedings of the 2016 IEEE International Conference on Systems, Man, and Cybernetics, 2016

Evaluation of mixed culture bridge teammates' mental workload using heart rate variability: Simulator-based ship handling.

Kenichi Kitamura, Koji Murai, Masao Furusho, Yibing Wang, Jie Wang, Yoshiaki Kunieda

Proceedings of the 2016 IEEE International Conference on Systems, Man, and Cybernetics, 2016

2015

Basic study on evaluation of navigator's mental workload by sticking plaster-type sensor.

Koji Murai, Yuji Hayashi, Kazusuke Maenaka, Kohei Higuchi

Proceedings of the 10th System of Systems Engineering Conference, SoSE 2015, 2015

A study on analysis of characteristics of ships navigators' look-out by using OZT.

Jun Kayano, Hayama Imazu, Chihiro Nishizaki, Koji Murai

Proceedings of the 10th System of Systems Engineering Conference, SoSE 2015, 2015

Evaluation of Mental Workload for Athletes' Training Based on Salivary NO3- Concentration.

Kenichi Kitamura, Koji Murai, Keiichi Fukushi, Yuji Hayashi, Shin-Ichi Wakida

Proceedings of the 2015 IEEE International Conference on Systems, 2015

Study of A Port Coordinator's Mental Workload Based on Facial Temperature.

Koji Murai, Kenichi Kitamura, Yuji Hayashi

Proceedings of the 19th International Conference in Knowledge Based and Intelligent Information and Engineering Systems, 2015

Education and Training on Causal Factors of Marine Collisions.

Yoshiaki Kunieda, Kiminobu Kumada, Koji Murai, Hideyuki Kashima

Proceedings of the 7th International Conference on Emerging Trends in Engineering & Technology, 2015

2014

Marine pilot trainee's mental workload for simulator based training using R-R interval.

Masahiro Tanaka, Koji Murai, Yuji Hayashi

Proceedings of the 2014 IEEE International Conference on Systems, Man, and Cybernetics, 2014

Measurement and analysis of marine pilot's performance using a large model sensor.

Kenichi Kitamura, Koji Murai, Yuji Hayashi, Takayuki Fujita, Kazusuke Maenaka

Proceedings of the IEEE 3rd Global Conference on Consumer Electronics, 2014

2013

Evaluation of Pilot Mental Workload for Simulator Based Training Using Heart Rate Variability.

Masahiro Tanaka, Koji Murai, Yuji Hayashi

Proceedings of the IEEE International Conference on Systems, 2013

The Effect of Motion-Induced Factor on the Operator Performance during Ship's Watch.

Tunglam Ngodang, Koji Murai, Yuji Hayashi, Nobuo Mitomo, Kenji Yoshimura, Kenjiro Hikida

Proceedings of the IEEE International Conference on Systems, 2013

Measurement of a Navigator's Mental Workload for Ship Handling Based on Saliva Nitric Oxide Assay.

Kenichi Kitamura, Koji Murai, Keiichi Fukushi, Yuji Hayashi, Takashi Miyado, Shin-Ichi Wakida

Proceedings of the 6th International Conference on Emerging Trends in Engineering and Technology, 2013

Study on ship navigators' mental workload for ship handling based on salivary NO3^-.

Kenichi Kitamura, Koji Murai, Keiichi Fukushi, Yuji Hayashi, Nobuo Mitomo, Kenji Yoshimura, Kenjiro Hikida, Shin-Ichi Wakida, Takashi Miyado

Proceedings of the IEEE 2nd Global Conference on Consumer Electronics, 2013

2012

A study on navigator's performance in ship bridge simulator using heart rate variability.

Tunglam Ngodang, Koji Murai, Yuji Hayashi, Nobuo Mitomo, Kenji Yoshimura, Kenjiro Hikida

Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2012

Evaluation of ship navigator's mental workload for ship handling based on salivary NO3-.

Kenichi Kitamura, Koji Murai, Keiichi Fukushi, Yuji Hayashi, Nobuo Mitomo, Kenji Yoshimura, Kenjiro Hikida, Shin-Ichi Wakida, Takashi Miyado

Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2012

Toward Information Exchange System for Ship Navigation Based on 3G Network - Communication and Alert System of Small Ship in Ningbo-Zhoushan Port.

Guangwei Shen, Koji Murai, Yuji Hayashi

Proceedings of the 2012 Fifth International Conference on Emerging Trends in Engineering and Technology, 2012

2011

Toward New Practical Education Based on Professional Kansei.

Koji Murai, Yuji Hayashi, Kei Kuramoto, Takayuki Fujita, Kazusuke Maenaka, Kohei Higuchi, Tsunemasa Saiki

J. Adv. Comput. Intell. Intell. Informatics, 2011

Evaluation of human distress by one's walking speed - toward development of early warning system for marine pilots' condition.

Masahiro Toba, Yuji Hayashi, Koji Murai, Kazuki Inoue

Proceedings of the 6th International Conference on System of Systems Engineering, 2011

Basic study of a mental workload for student's simulator training using heart rate variability, salivary amylase activity and facial temperature.

Nozomu Nishimura, Koji Murai, Yuji Hayashi

Proceedings of the 6th International Conference on System of Systems Engineering, 2011

Evaluation of difficulties and risks of ship handling in case of entering port.

Toshihiro Inoue, Harunobu Kenjo, Yuji Hayashi, Koji Murai

Proceedings of the 6th International Conference on System of Systems Engineering, 2011

Basic study of a sea pilot candidate performance using small acceleration sensor.

Koji Murai, Yuji Hayashi, Tsunemasa Saiki, Kohei Higuchi, Takayuki Fujita, Kazusuke Maenaka

Proceedings of the IEEE International Conference on Systems, 2011

Evaluation of a Navigator's Skill Based on Physiological Index - Case Study of a Student Simulator Training.

Koji Murai, Yuji Hayashi

Proceedings of the 4th International Conference on Emerging Trends in Engineering and Technology, 2011

2010

Evaluation of a student's mental workload for simulator training using salivary amylase activity.

Nozomu Nishimura, Koji Murai, Yuji Hayashi, Laurie C. Stone

Proceedings of the IEEE International Conference on Systems, 2010

Study on body response to artificial ship rolling and pitching.

Koji Murai, Yuji Hayashi, Tadatsugi Okazaki, Seiji Inokuchi

Proceedings of the IEEE International Conference on Systems, 2010

Evaluation of Body Sway in Artificial Ship Rolling and Pitching.

Koji Murai, Yuji Hayashi, Tomoko Matsumoto

Proceedings of the 3rd International Conference on Emerging Trends in Engineering and Technology, 2010

2009

Enhancing maritime education and training: Measuring a ship navigator's stress based on salivary amylase activity.

Koji Murai, Shin-Ichi Wakida, Takashi Miyado, Keiichi Fukushi, Yuji Hayashi, Laurie C. Stone

Interact. Technol. Smart Educ., 2009

Evaluation of Marine Simulator Training Based on Heart Rate Variability.

Koji Murai, Sam Teel, Jim Sanders, Daniel Parrott, Larry Wade, Timothy Gervais, Katherine Rovinski, Yuji Hayashi, Laurie C. Stone

Proceedings of the IEEE International Conference on Systems, 2009

Evaluation of Ship Navigator's Mental Workload for Ship Handling Based on Physiological Indices.

Koji Murai, Kousaku Hama, Laurie C. Stone, Yuji Hayashi

Proceedings of the IEEE International Conference on Systems, 2009

Evaluation of Mental Workload for Ship Handling Using Physiological Indices.

Koji Murai, Yuji Hayashi

Proceedings of the Second International Conference on Emerging Trends in Engineering & Technology, 2009

2008

An evaluation of mental workload for effective navigation.

Koji Murai, Yuji Hayashi

Interact. Technol. Smart Educ., 2008

Evaluation of ship navigator's mental workload using nasal temperature and heart rate variability.

Koji Murai, Yuji Hayashi, Tadatsugi Okazaki, Laurie C. Stone, Nobuo Mitomo

Proceedings of the IEEE International Conference on Systems, 2008

A few comments on visual system of ship handling simulator based on arriving port.

Nobuo Mitomo, Kenjiro Hikida, Koji Murai, Yuji Hayashi, Tadatsugi Okazaki

Proceedings of the IEEE International Conference on Systems, 2008

2007

A study on navigator's mental workload in ship handling simulator.

Tadatsugi Okazaki, Koji Murai, Nobuo Mitomo, Kenjiro Hikida

Proceedings of the IEEE International Conference on Systems, 2007

A characteristic of a navigator's mental workload based on nasal Temperature.

Koji Murai, Tadatsugi Okazaki, Laurie C. Stone, Yuji Hayashi

Proceedings of the IEEE International Conference on Systems, 2007

Evaluating the mariner's workload using the bridge simulator.

Kenji Yoshimura, Nobuo Mitomo, Tadatsugi Okazaki, Kenjiro Hikida, Koji Murai

Proceedings of the 10th IFAC/IFIP/IFORS/IEA Symposium on Analysis, 2007

A Characteristic of a Navigator's Response to Artificial Ship's Movement by Picture and Motion Platform.

Koji Murai, Tadatsugi Okazaki, Yuji Hayashi

Proceedings of the Engineering Psychology and Cognitive Ergonomics, 2007

2006

Toward Universalizing Common Skills of Ship Navigators.

Koji Murai, Laurie Cleghorn Stone, Yuji Hayashi

Proceedings of the IEEE International Conference on Systems, 2006

Basic Study of Navigator's Recognition of Radar Target Direction.

Koji Murai, Yuji Hayashi, Laurie C. Stone, Seiji Inokuchi

Proceedings of the IEEE International Conference on Systems, 2006

2005

Cognitive errors for radar target echo direction.

Koji Murai, Yuji Hayashi

Interact. Technol. Smart Educ., 2005

2004

The mental workload of a ship's navigator using heart rate variability.

Koji Murai, Yuji Hayashi, Noriko Nagata, Seiji Inokuchi

Interact. Technol. Smart Educ., 2004

A Basic Study on Teammates' Mental Workload among Ship's Bridge Team.

Koji Murai, Yuji Hayashi, Seiji Inokuchi

IEICE Trans. Inf. Syst., 2004

A characteristic of target cognition using marine radar.

Koji Murai, Yuji Hayashi

Proceedings of the IEEE International Conference on Systems, 2004

2003

The body sway of human navigator in ship's bridge simulator.

Koji Murai, Seiji Inokuchi

Proceedings of the IEEE International Conference on Systems, 2003

Mental Workload of Ship's Navigator: - A Few Comments on Heart Rate Variability during Navigational Watch Keeping.

Koji Murai, Yuji Hayashi, Noriko Nagata, Seiji Inokuchi

Proceedings of the Knowledge-Based Intelligent Information and Engineering Systems, 2003

2002

A basic study on measurement of experience using an unconscious response to the artificially created visual environment.

Koji Murai, Yuji Hayashi, Seiji Inokuchi

Proceedings of the IEEE International Conference on Systems, Man and Cybernetics: Bridging the Digital Divide, Yasmine Hammamet, Tunisia, October 6-9, 2002, 2002

Suppression of the sea clutter in marine radar system.

Koji Murai, Yuji Hayashi, Yuichi Miyoshi, Seiji Inokuchi

Proceedings of the IEEE International Conference on Acoustics, 2002