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PICALA: an interactive presentation system to share reaction of audiences with light color

Published: 22 May 2020 Publication History

Abstract

In this paper, we propose a feeling-sharing system called PICALA, which can register the feelings of audiences during public presentations. We designed and implemented a system in which the colors of the light bulbs near the screen changed by clicking the browser buttons. The proposed system uses a series of four colored lights. To express their feelings, each person in the audience was given a push button unit having four buttons that indicated empathy, amazement, laughter, and query. We conducted experiments in three workshops: WISS 2014, Wakate 2015, and EC 2015. Our subjective assessment using questionnaire surveys proved that the users could successfully share their feelings using PICALA.

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  • (2022)Glow-Mind: An Input/Output Web System for Sharing Feelings by Pressing a ButtonCollaboration Technologies and Social Computing10.1007/978-3-031-20218-6_9(126-140)Online publication date: 8-Nov-2022

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      cover image ACM Conferences
      AsianHCI '19: Proceedings of Asian CHI Symposium 2019: Emerging HCI Research Collection
      May 2019
      190 pages
      ISBN:9781450366793
      DOI:10.1145/3309700
      Permission to make digital or hard copies of part or all of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for third-party components of this work must be honored. For all other uses, contact the Owner/Author.

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      Published: 22 May 2020

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      1. conference support
      2. digital backchannels
      3. presentation

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      • (2022)Glow-Mind: An Input/Output Web System for Sharing Feelings by Pressing a ButtonCollaboration Technologies and Social Computing10.1007/978-3-031-20218-6_9(126-140)Online publication date: 8-Nov-2022

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