Usability of adaptable and adaptive menus

  • Authors:
  • Jungchul Park;Sung H. Han;Yong S. Park;Youngseok Cho

  • Affiliations:
  • User Interface Laboratory, Department of Industrial and Management Engineering, Pohang University of Science and Technology, Pohang, Kyungbuk, South Korea;User Interface Laboratory, Department of Industrial and Management Engineering, Pohang University of Science and Technology, Pohang, Kyungbuk, South Korea;User Interface Laboratory, Department of Industrial and Management Engineering, Pohang University of Science and Technology, Pohang, Kyungbuk, South Korea;User Interface Laboratory, Department of Industrial and Management Engineering, Pohang University of Science and Technology, Pohang, Kyungbuk, South Korea

  • Venue:
  • UI-HCII'07 Proceedings of the 2nd international conference on Usability and internationalization
  • Year:
  • 2007

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Abstract

This study investigates the usability of different adaptable and adaptive menu interfaces in a desktop environment. A controlled experiment was conducted to compare two different adaptive menus and one adaptable menu with a traditional menu. The two adaptive menus include an adaptive split menu that moves frequently used menu items to the top, and an adaptive highlight menu that automatically boldfaces frequently used menu items. Target selection times and the number of errors were recorded while the participants were performing menu selection tasks. Subjective satisfaction including perceived recognizability, perceived efficiency, and overall preference were also measured. The results showed that the adaptable menu outperformed the other menus in terms of both the performance and the satisfaction. The adaptive split menu was not as efficient as its theoretical prototype, especially when the selection frequency changed. The adaptive highlight menu, newly proposed in this study, was not significantly better than the traditional menu in terms of the selection time. However, it was preferred by the users since it helped them select frequently used items and was much less sensitive to the variations of selection frequency.