JSAI2024

Presentation information

Poster Session

Poster session » Poster session

[3Xin2] Poster session 1

Thu. May 30, 2024 11:00 AM - 12:40 PM Room X (Event hall 1)

[3Xin2-13] Quantitative evaluation of utterances in live-streamed content

〇Yuta Nakamura1, Makoto Takeuchi1 (1.CyberAgent, Inc.)

Keywords:Audio data, Live streaming, Social interaction, Voice recognition, Social media

Live-streaming platforms are a new form of Consumer Generated Media (CGM) and have received much business and academic attention in recent years. Previous studies on live-streaming exist that examined the reasons why audiences watch live-streaming and how streamers should communicate with them. However, these are mainly limited to video game live-streaming platforms. Furthermore, because they use survey data, they do not focus on individual communications between streamers and audiences.
In this study, we investigated a method to quantitatively evaluate each utterance of the streamer using streaming data from the "Lounge," a live voice delivery environment provided by the Japanese music streaming service "AWA". Specifically, we used inaSpeachSegmenter to segment utterances and OpenSmile to extract speech features of the utterances. Then, a machine learning model was built using lightGBM to predict the chat responses of the audiences elicited by the utterances.
This research contributes to the understanding of communication between a live streamer and audiences. In addition, from a practical perspective, the obtained features of live-streaming content can be applied to recommendation use and other applications.

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