The problem of customer churn is a problem that the communication industry is more concerned about now, and it is also the most basic case in mining in the telecom industry. In the EDW overseas project I did, there is this part in the mining part, but the part we do is not. The complexity is greater than the article I reproduced. For learning, this reproduced article is more template-based for learning.
This article simply builds a comprehensive customer churn early warning system, which can quickly, efficiently and use a low cost to identify high-risk churn customer early warning models (due to copyright issues, only link reprints, not direct copy, so please move step).
Research on early warning of customer churn in mobile communication industry