Effects of Visual Modality on Conversations with Interactive Digital Testimonies: Preparing for the Post-Witness Era

要旨

Interactive Digital Testimonies (IDTs) allow users to learn virtually about the life stories of contemporary witnesses as recounted by the witnesses themselves. Although several IDTs have been created in recent years, there is little empirical research on their effects on users. We investigated how different levels of visual modality (audio-only, audio-visual 2D, audio-visual stereoscopic 3D) affect user perception by conducting two separate mixed-methods studies: A 2x2 between-subjects study comparing audio-only with audio-visual 2D in in-person and online settings (n = 82) and a within-subjects study comparing audio-visual 2D with audio-visual stereoscopic 3D (n = 51). We found that audio-visual 2D improves user experience, immersion, and perceived authenticity over audio-only versions. Audio-visual 3D IDTs are more authentic and immersive than audio-visual 2D IDTs, however, this is diminished by a less comfortable interaction. Our findings broaden empirical research on user perception of realistic Embodied Conversational Agents and help guide future thanatosensitive designs.

著者
Daniel Kolb
Leibniz Supercomputing Centre, Garching near Munich, Germany
Simona Maiolo
Ludwig-Maximilians-Universität, Munich, Germany
Patricia Maier
Ludwig-Maximilians-Universität, München, Germany
Fabio Genz
Ludwig Maximilians University Munich, Munich, Germany
Simone Mueller
Leibniz Supercomputing Centre, Garching near Munich, Germany
Dieter August. Kranzlmüller
Ludwig-Maximilians-Universität München, Munich, Germany
DOI

10.1145/3706598.3713111

論文URL

https://dl.acm.org/doi/10.1145/3706598.3713111

動画

会議: CHI 2025

The ACM CHI Conference on Human Factors in Computing Systems (https://chi2025.acm.org/)

セッション: Spirituality and Legacies

G304
7 件の発表
2025-04-29 23:10:00
2025-04-30 00:40:00
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