Abstract
With the wide spread of smart handheld device and the rapid development of Internet technology, the opportunity for global population to use live broadcast technology across screens has been increasing. Traditional ways of watching TV news via cable or air broadcasting are no longer the primary media receiving channel for users. In fact, in the modern era, many media corporates also provide instant and fast news to the public by using different communication channels on different devices. By adopting the behavior of cross-screen live streaming news watching, the authors hope to explore innovative interaction styles with users and, at the same time, increase their cross-screen user experience. The purpose of this study is to explore the users’ task performance regarding information search while conducting cross-screen interactions. The experiment was a two-factor mixed factorial design, i.e. 2 (viewing style) × 2 (graphic/text focus). A total of four prototypes were created for the experiment. Twelve participants were invited to take part in the experiment by convenient sampling method. The participants were asked to conduct five tasks. Among them, two of the participants’ task performance were collected for further statistical analysis. After the tasks were conducted, each participant was required to answer the questionnaire of System Usability Scale (SUS), NASA Task Load Index (NASA-TLX), and subjective preference. A semi-structured interview was also conducted after the participant completed the experimental tasks.
The generated results of this study revealed that: (1) The viewing style tended to be different according to users’ use scenarios. Their degrees of interests were related to the information contents. (2) The recommended information visualization is to adopt graphic first with text as supportive information. That is, when the user could not understand the meaning of the graphics, they can confirm by reading the texts or click on the relevant icon for more information. (3) In task 1, most participants preferred to interact with the device in the horizontal style with texts first and graphics as supportive design. This is because the toolbar is placed on the right side of the screen for better click-on position. (4) In task 5, most participants preferred interact with the device in the vertical style with graphics first and texts as supportive design. This is because the page was placed in the lower right corner of the screen after zooming out and it was displayed as an icon.
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Che, L.Y., Chen, CH. (2020). A Study on the Cross-Screen User Experience of Watching Live Streaming News. In: Stephanidis, C., Marcus, A., Rosenzweig, E., Rau, PL.P., Moallem, A., Rauterberg, M. (eds) HCI International 2020 - Late Breaking Papers: User Experience Design and Case Studies. HCII 2020. Lecture Notes in Computer Science(), vol 12423. Springer, Cham. https://doi.org/10.1007/978-3-030-60114-0_41
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