The EGC conference attracts a significant number of researchers each year in the field of knowledge discovery and data mining (KDD). This year is organized the 20th edition of the conference and the 2nd edition of the EGC challenge about the conference evolution. The goal is to analyze the dynamics of the conference evolution. This work presents an original analysis based on a tensorial approach integrating several sources of data to investigate topics, authors' communities, and the attractiveness of EGC.