Research on Influencing Factors of Video Popularity Based on Three Popular Factors: Taking BiliBili Website as an Example

[Purpose/significance] This study explores the non content influencing factors of the video popularity of the typical bullet screen video website BiliBili website (hereinafter referred to as station B), and analyzes the possible impact on the video popularity from the perspectives of video attributes, the creator's platforms and social attributes, so as to provide some guidances for the future development of users and platforms of station B and other relevant new media video websites. [Method/process] The formation process model of video popularity was constructed based on 5W mode, and the influencing factor model of video popularity was constructed based on the popular three element theory. Through crawling objective data, the heat index was measured by principal component analysis, and the influencing factors were empirically studied by multiple regression. [Result/conclusion] The personal authentication, the number of fans and authentications of video creators and the length of the video description have a significant positive impact on the video popularity; The length of the video title has a significant negative impact on the video popularity. Videos released in the idle state of life are generally hot; And videos released in sleep, the overall heat is low.