Chunyuan Zheng

The post-click Conversion Rate (CVR) prediction plays a pivotal role in industrial recommender systems, directly serving as a decisive factor for ranking strategies and revenue optimization. While Entire Space Multi-Task Models (e.g., ESMM) have become the dominant framework by effectively addres...

In marketing, optimizing subsidy allocation to maximize overall profits is of substantial economic importance. Prior research has employed treatment effect estimation techniques to identify subsidy-sensitive items and design corresponding allocation strategies. However, more accurate treatment ef...

User activity modeling serves as an effective approach to reflect Daily Active Users (DAU) levels by forecasting users' prospective behavioral engagement. In industrial practice, particularly in user active days prediction tasks, the data demonstrates extreme distributional imbalance. Specificall...