5 citations · 22 across the 22 of their papers we have counts for
15 papers · 1 filter
From Detection to Characterization: A Large-Scale Study of Ragebait on Japanese X
Zhiyang Qi, Kazuhiro Ito, Jinghui Chen +5
Ragebait refers to online content intentionally designed to provoke anger or outrage and thereby increase attention and engagement. However, reliable large-scale detection and syst…
Network-distance decay of perceived online social support
Masanori Takano, Kenji Yokotani, Masaki Chujyo +1
Perceived social support can buffer stress, but how it is associated across online social networks at different graph distances remains unclear. Here we show that inferred perceive…
Temporal Shifts and Causal Interactions of Emotions in Social and Mass Media: A Case Study of the "Reiwa Rice Riot" in Japan
Erina Murata, Masaki Chujyo, Fujio Toriumi
In Japan, severe rice shortages in 2024 sparked widespread public controversy across both news media and social platforms, culminating in what has been termed the "Reiwa Rice Riot.…
Reducing Sexual Predation and Victimization Through Warnings and Awareness among High-Risk Users
Masanori Takano, Mao Nishiguchi, Fujio Toriumi
Online sexual predators target children by building trust, creating dependency, and arranging meetings for sexual purposes. This poses a significant challenge for online communicat…
HyperS2V: A Framework for Structural Representation of Nodes in Hyper Networks
Shu Liu, Cameron Lai, Fujio Toriumi
In contrast to regular (simple) networks, hyper networks possess the ability to depict more complex relationships among nodes and store extensive information. Such networks are com…
User's Position-Dependent Strategies in Consumer-Generated Media with Monetary Rewards
Shintaro Ueki, Fujio Toriumi, Toshiharu Sugawara
Numerous forms of consumer-generated media (CGM), such as social networking services (SNS), are widely used. Their success relies on users' voluntary participation, often driven by…
Investigating Quantitative-Qualitative Topical Preference: A Comparative Study of Early and Late Engagers in Japanese ChatGPT Conversations
Tomoki Fukuma, Koki Noda, Yuta Yamamoto +5
This study investigates engagement patterns related to OpenAI's ChatGPT on Japanese Twitter, focusing on two distinct user groups - early and late engagers, inspired by the Innovat…
Effect of Monetary Reward on Users' Individual Strategies Using Co-Evolutionary Learning
Shintaro Ueki, Fujio Toriumi, Toshiharu Sugawara
Consumer generated media (CGM), such as social networking services rely on the voluntary activity of users to prosper, garnering the psychological rewards of feeling connected with…
How Many Tweets DoWe Need?: Efficient Mining of Short-Term Polarized Topics on Twitter: A Case Study From Japan
Tomoki Fukuma, Koki Noda, Hiroki Kumagai +5
In recent years, social media has been criticized for yielding polarization. Identifying emerging disagreements and growing polarization is important for journalists to create aler…
Do you trust experts on Twitter?: Successful correction of COVID-19-related misinformation
Dongwoo Lim, Fujio Toriumi, Mitsuo Yoshida
This study focuses on how scientifically-correct information is disseminated through social media, and how misinformation can be corrected. We have identified examples on Twitter w…
Retrospective Analysis of Controversial Subtopics on COVID-19 in Japan
Kunihiro Miyazaki, Takayuki Uchiba, Fujio Toriumi +2
For efficient political decision-making in an emergency situation, a thorough recognition and understanding of the polarized topics is crucial. The cost of unmitigated polarization…
Corrective Information Does Not Necessarily Curb Social Disruption
Ryusuke Iizuka, Fujio Toriumi, Mao Nishiguchi +2
The spread of misinformation can cause social confusion. The authenticity of information on a social networking service (SNS) is unknown, and false information can be easily spread…
Analysis of Political Party Twitter Accounts' Retweeters During Japan's 2017 Election
Mitsuo Yoshida, Fujio Toriumi
In modern election campaigns, political parties utilize social media to advertise their policies and candidates and to communicate to the electorate. In Japan's latest general elec…
Information Diffusion Power of Political Party Twitter Accounts During Japan's 2017 Election
Mitsuo Yoshida, Fujio Toriumi
In modern election campaigns, political parties utilize social media to advertise their policies and candidates and to communicate to electorates. In Japan's latest general electio…
Do Political Detachment Users Receive Various Political Information on Social Media?
Mitsuo Yoshida, Fujio Toriumi
In the election, political parties communicate political information to people through social media. The followers receive the information, but can users who are not followers, pol…