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

K Murai, Y Hayashi, N Nagata… - Interactive Technology and …, 2004 - emerald.com
A human navigator attempts to handle the ship for safe navigation by judging navigational
information on own ship's condition, targets and current‐wind effects. He/she has the …

[PDF][PDF] Multimodality inferring of human cognitive states based on integration of neuro-fuzzy network and information fusion techniques

G Yang, Y Lin, P Bhattacharya - EURASIP Journal on Advances in Signal …, 2007 - Springer
To achieve an effective and safe operation on the machine system where the human
interacts with the machine mutually, there is a need for the machine to understand the …

A method for building a real-time cluster-based continuous mental workload scale

Y Lin, H Cai - Theoretical Issues in Ergonomics Science, 2009 - Taylor & Francis
Mental workload is known to significantly influence an operator's task performance. Extreme
levels of mental workload can lead to operator monotony, low performance and operation …

Using ECG Signal to Quantify Mental Workload Based on Wavelet Transform and Competitive Neural Network Techniques (< Special Issue> Biosensors: Data …

G Yang, Y Lin - International Journal of Biomedical Soft Computing …, 2009 - jstage.jst.go.jp
Inthispaper, we present aproposed methodfor the real-time gztantij7eationof'mental
workload using the ECG signaZ One unigue. featttre oftheproposed method isthe so-calged" …

Evaluation of teamwork for simulator training based on heart rate variability: Case study of a cadet of ship navigator

K Murail, Y Hayashi, K Higuchi, T Saiki… - … Journal of Intelligent …, 2011 - Taylor & Francis
Mental workload is useful for evaluating a performance of ship navigator-a captain, a duty
officer, and a pilot. The heart rate variability (RR interval), nasal temperature and salivary …

A basic study on navigator's mental workload by wavelet transform

K Murai, Y Hayashi… - 2003 IEEE Pacific Rim …, 2003 - ieeexplore.ieee.org
A navigator always handles a ship under pressure for safe navigation. They are keeping
their good tension for navigational watches while the ship's environments and her conditions …

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

K Murai, Y Hayashi, N Nagata, S Inokuchi - Knowledge-Based Intelligent …, 2003 - Springer
A navigator efforts to handle the ship for safe navigation by judging navigational information
on own ship's condition, targets and current-wind effect, and he/she has the responsibility of …

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

K Murai, Y Hayashi, S Inokuchi - IEEE International Conference …, 2002 - ieeexplore.ieee.org
The purpose of this paper is to find characteristics of the body and physiological response to
visual simulation of rolling from the standpoint of our thinking. There is a difference of …

The evaluation of navigator's heart rate variability in an inland sea

K Murai, Y Hayashi, M Nishiyama - Proceedings of the 59th Annual Meeting …, 2003 - ion.org
A navigator efforts to handle the ship for safe navigation, and he/she judge it with
navigational information, which are own ship's condition and her navigational environment …

Study of physiological response of human navigator to image simulation of ship rolling

K Murai, Y Hayashi - Proceedings of the 58th Annual Meeting of The Institute …, 2002 - ion.org
We used to do some education and training of ship handling using simulators, and operators
will be influenced on body and physiological response by image simulation through their …