The present invention relates to the
social network analysis field, in particular to a microblog popularity degree prediction method based on a user and microblog theme and a microblog popularity degree
prediction system based on the user and microblog theme. The method comprises the steps of obtaining the microblog data and the user data in a preset time period, obtaining the user attribute characteristics and the microblog theme characteristics according to the microblog data and the user data, carrying out the normalization
processing on the user attribute characteristics, carrying out the user clustering on the processed user characteristics, and obtaining the user
class information according to a clustering result; according to the microblog theme characteristics and the user
class information, obtaining a forwarding characteristic of the user clustering under a microblog theme, and calculating a
weight coefficient under the microblog theme of the user clustering; according to the microblog theme characteristics, the user attribute characteristics and the
weight coefficient, constructing a microblog popularity degree prediction model, and predicting the microblog popularity degree according to the microblog popularity degree prediction model.