Establishing an usability evaluation method based on a mental workload of visual attention and construct ing the evaluation system

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We propose the model for visual attention based on the eye gaze and physiological data, and establish a usability evaluation method based on a mental workload of visual attention.Main Results :(1) Constructing a several visual attention support system and showing the effectiveness of these systems :(1) Pointing system enabling a user to identify a display from multi-display based on the direction of a rotatable tablet(2) Log based management system enabling a user to access multi-windows(2) Experiment of a multimodal attention and analysis(1) Tool for measuring and analyzing the line of sight and physiological data, which models a visual attention(2) Propose a model for visual attention levels based on workload of attention, and show the effectiveness of the model by empirical data analysis.