Recommender System Policy Evaluation on Pinterest Homefeed Online A/B (test)
2.26Repin LiftRepin-leaning policy
Evaluation Results
| Method | Links | |||
|---|---|---|---|---|
| Repin-leaning policyalpha=0.172026.05 | 2.26 | -0.21 | -0.09 | |
| balanced policyalpha=0.212026.05 | 1.35 | -0.04 | -0.02 | |
| P2P-leaning policyalpha=0.242026.05 | 0.66 | 0.3 | 0.13 |