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u2u推荐

1. requirements

2. pipeline

3. data collection

4. feature

5. model

ranking

point-wise learning to rank

• task 2 users as input, output the probability of forming a friend

graph based prediction

• graph level prediction

  • predict if a chemical compound us an enzyme

• node level prediction

  • predict if a specific user is a spammer

• edge level prediction

  • predict if two users likely to connect

6. evaluation

7. deployment and serving

reference

• 大规模异构图召回在美团到店推荐广告的应用

• 推荐系统u2u算法简介 - Shard Zhang的文章 - 知乎