RA-Recommending What Video to Watch Next: A Multitask Ranking System

1.运用场景

    CTR模型/多任务学习/视频推荐。

2.创新点

    explored a variety of soft-parameter sharing techniques such as Multi-gate Mixture-of-Experts so as to efficiently optimize for multiple ranking objectives.
    mitigated the selection biases by adopting a Wide & Deep framework.

3.算法原理

3.1 网络框架

3.2 Paper

    原论文

4.算法理解

    多任务学习，位置偏置消除。