Mathematics: Investigating how social media influencers arise

 
A paper reporting on a model that describes the formation of communities and the rise of influencers on social media platforms based on the quality of user-generated content will be published in Nature Communications.This finding may help us better understand how social media influencers emerge.

Social networks can often play a central role in disseminating information and can influence public opinion, but it remains difficult to elucidate what happens within these social media platforms.On many popular social media platforms (Instagram, YouTube, TikTok, Twitter, etc.), users can share content and actively interact with other users' content to form virtual friendships. ing.A community based on user interests often arises through prominent users who can influence other users with their content.

This time, Nicolò Pagan, Wenjun Mei et al. Have proposed a mathematical model for social network formation.In this model, users decide to link / follow each other based on the quality of the content, which they judge in the light of their interests.Next, Pagan et al. Validated this model with Twitter data from a network of more than 6000 scientists.The validation results suggest that users are constantly searching for the highest quality content providers using integrated search engines with the aim of improving the quality of the content they receive.Then, it became clear that the number of followers of users who produce the highest quality content is twice as many as the followers of the creators of the next highest quality content.Pagan and colleagues also tested the model using Twitch, a popular platform for online game players. Pagan et al. Believe that this model can more realistically map the rise in popularity and network formation than previous models.

This finding provides clues about what is believed to be the social network community and influencer formation mechanisms.
 

doi: 10.1038 / s41467-021-27089-8
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* This article is reprinted from "Nature Japan Featured Highlights".
Reprinted from: "Mathematics: Find out how social media influencers emerge'
 

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