Airstream use case Houssam Nassif AISTATS’15
How to define and measure? Image parameters? Clicks? Hand curated? Beautiful How to engage users? Optimize for discovery or repeatability? What products to show? Engaging
244MM active accounts 14 countries Customers Personalized What metric to optimize? Milliseconds latency Recommendation at scale
Time (in hours) Value (clicks, purchases)
Customers Engagement
Multi-armed bandits Collaborative filtering Deep learning Regression analysis …
Challenges How to learn ideal mix? How to balance between diversity and metric of interest? Possible solutions Determinantal Point Processes Submodular Functions
ML Seattle ML Berlin ML Bangalore S9 A9 A2Z Toronto Dev Center ML Bay Area