Problems
- Scalability
- Item Churn
Baseline
Decayed popularity
Result
Increase in CTR by 38% compared between the proposed method and baseline popularity.
Reference
A. S. Das, M. Datar, A. Garg, and S. Rajaram, “Google news personalization: scalable online collaborative filtering,” in Proceedings of the 16th international conference on World Wide Web - WWW ’07, Banff, Alberta, Canada, 2007, p. 271. doi: 10.1145/1242572.1242610.
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