IEICE Trans

Atsuo MURATA

Evaluation of Shoulder Muscular Fatigue Induced during Mouse Operation in a VDT Task Atsuo MURATA Hiroshi ISHIHARA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2005/02/01 Vol. E88-D No. 2 pp. 223-229 Type of Manuscript: PAPER Category: Rehabilitation Engineering and Assistive Technology Keyword: muscular fatigue, EMG, trapezius muscle, mean power frequency (MPF), amplitude probability distribution function (APDF), %MVC-shift,
	Summary \| Full Text:PDF(601.4KB)

Chaotic Analysis of Focal Accommodation and Pupil Area during the VDT Work Hirokazu IWASE Masatoshi KITAOKA Juvy BALINGIT Atsuo MURATA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2004/09/01 Vol. E87-D No. 9 pp. 2258-2261 Type of Manuscript: LETTER Category: Software Engineering Keyword: accommodation, pupil area, chaotic analysis, fractal dimension, first Lyapunov exponent,
	Summary \| Full Text:PDF(148.8KB)

Evaluation of Cognitive Function Using Event-Related Potential (P300 and CNV): Comparison among Young, Middle-Aged, and Elderly People Atsuo MURATA Takashi SORA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2004/04/01 Vol. E87-D No. 4 pp. 992-996 Type of Manuscript: PAPER Category: Rehabilitation Engineering and Assistive Technology Keyword: P300, CNV, aging, latency, amplitude,
	Summary \| Full Text:PDF(423.5KB)

Comparison of Efficiency in Key Entry among Young, Middle-Aged and Elderly Groups: Effects of Aging and Size of Keyboard Letters on Work Efficiency Atsuo MURATA Yoshitomo OKADA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2004/04/01 Vol. E87-D No. 4 pp. 985-991 Type of Manuscript: PAPER Category: Human-computer Interaction Keyword: keyboard, size of keyboard letter, aging, efficiency, computer experience,
	Summary \| Full Text:PDF(1.1MB)

Empirical Study on the Improvement of the Usability of a Touch Panel for the Elderly--Comparison of Usability between a Touch Panel and a Mouse-- Hirokazu IWASE Atsuo MURATA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2003/06/01 Vol. E86-D No. 6 pp. 1134-1138 Type of Manuscript: LETTER Category: Software Engineering Keyword: elderly person, aging, touch panel, performance model, Fitts' law,
	Summary \| Full Text:PDF(447.7KB)

Design Proposals to Assist Older Adults in Using a Computer Mouse Hirokazu IWASE Atsuo MURATA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2003/01/01 Vol. E86-D No. 1 pp. 141-145 Type of Manuscript: LETTER Category: Welfare Engineering Keyword: aging, elderly person, PC mouse, performance model, Fitts' law,
	Summary \| Full Text:PDF(688.2KB)

Chaotic Features of Rhythmic Joint Movement Hirokazu IWASE Atsuo MURATA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2002/07/01 Vol. E85-D No. 7 pp. 1175-1179 Type of Manuscript: LETTER Category: Medical Engineering Keyword: rhythmic movement, chaotic analysis, fractal dimension, Lyapunov exponent,
	Summary \| Full Text:PDF(293.2KB)

Application of Chaotic Dynamics in EEG to Assessment of Mental Workload Atsuo MURATA Hirokazu IWASE
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2001/08/01 Vol. E84-D No. 8 pp. 1112-1119 Type of Manuscript: PAPER Category: Medical Engineering Keyword: mental workload, EEG, largest Lyapunov exponent, fractal dimension, attractor plot,
	Summary \| Full Text:PDF(293.3KB)

Evaluation of Mental Workload by Variability of Pupil Area Atsuo MURATA Hirokazu IWASE
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2000/05/25 Vol. E83-D No. 5 pp. 1187-1190 Type of Manuscript: LETTER Category: Medical Engineering Keyword: pupil area, autonomic nervous system, blood pressure variation, respiratory sinus arrhythmia, mental workload,
	Summary \| Full Text:PDF(138.7KB)

On Information Dumping Phenomenon in Free Recall Effects of Priority Instructions on Free Recall of Pictures and Words Atsuo MURATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1997/09/25 Vol. E80-A No. 9 pp. 1729-1731 Type of Manuscript: LETTER Category: Human Communications and Ergonomics Keyword: free recall, memory, priority, information dumping,
	Summary \| Full Text:PDF(272.4KB)

Assessment of Fatigue by Pupillary Response Atsuo MURATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1997/07/25 Vol. E80-A No. 7 pp. 1318-1323 Type of Manuscript: PAPER Category: Systems and Control Keyword: fatigue assessment, pupillary responses, pupil diameter, autonomic nervous system, circadian rhythm,
	Summary \| Full Text:PDF(518KB)

Improvement of Performance by Method for Predicting Targets in Pointing by Mouse Atsuo MURATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1995/11/25 Vol. E78-A No. 11 pp. 1537-1541 Type of Manuscript: Special Section LETTER (Special Section of Letters Selected from the 1995 IEICE General Conference) Category: Keyword: prediction of target, pointing time, prediction accuracy, sampling time, number of sampling,
	Summary \| Full Text:PDF(411.2KB)

Experimental Discussion on Measurement of Mental Workload--Evaluation of Mental Workload by HRV Measures-- Atsuo MURATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1994/02/25 Vol. E77-A No. 2 pp. 409-416 Type of Manuscript: PAPER Category: Ergonomics and medical Engineering Keyword: mental workload, Heart Rate Variability, respiratory sinus arrhythmia, FIR digital filter, AR model,
	Summary \| Full Text:PDF(731.1KB)

Effects of Grouping and Addressing Methods on Performance in a Location Task--Investigation of Grouping Addressing Interaction-- Atsuo MURATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1993/02/25 Vol. E76-A No. 2 pp. 225-230 Type of Manuscript: PAPER Category: Human Communication Keyword: grouping, addressing method, location task, interaction,
	Summary \| Full Text:PDF(493.1KB)