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