Personalization is the key to the future of marketing in e-commerce. Extracting meaningful information from the data sources is the first step in building learning models that are used to craft a personalized experience in Etsy. Etsy is an online market place for artisans selling unique handcrafted goods, and vintage wares. Kamelia is a data scientist in Etsy for the past two years. In this talk, she’ll discuss data extraction and machine learning techniques behind user, shop and listing recommendations that create a personalized experience for Etsy users!
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Data and Personalization: The Marketplace Holy Grail
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2. Data and Personalization:
The Marketplace Holy Grail
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Kamelia Aryafar (@KAryafar) , Data Scientist @ Etsy
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https://github.com/karyafar/Extract2015
4. Etsy is an online marketplace where people connect to
buy and sell unique goods: Handmade, vintage, or craft supplies
Etsy Overview
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ColoredStars
Rome , Italy
11. !
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Favorite
an item or shop, and
add to collections with coherent
theme/style
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Follow
another user with similar
style/interest
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Browse
(Unintentional)
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Search
(Intentional)
Etsy Overview
How do people typically use Etsy?
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Purchase
an item
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Marketing Emails
Including Recommendations
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Pinterest
Facebook
Search Engines
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24. L ocality S ensitive Hashing ( LSH )
24Slide Credit: Rob Hall
25. Latent Dirichlet Allocation ( LDA )
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Discover popular styles on Etsy as a
distribution over items
Represent each user as a distribution over
popular styles, i.e. “style profile”
...
V
K
“geometric” “mid-century” “surreal”
. . . K
0.38
0.13
0.02
...
“geometric”
“mid-century”
“surreal”=
Slide Credit: Diane Hu
26. Discovering User Styles
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A N I M A L S
G E O M E T R I C
M I D - C E N T U RY M O D E R N
T E N TA C L E S
Different styles discovered by LDA
Slide Credit: Diane Hu
27. Generating Recommendations
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S T Y L E # 4 2 8
S T Y L E # 6 5 5
S T Y L E # 5 4
S T Y L E # 8 7
U S E R ’ S FAV O R I T E S
I T E M R E C O M M E N D AT I O N S
Slide Credit: Diane Hu
29. Impact
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A/B Testing
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•Variant: LDA or MF personalized recommendations
•Control : No recommendations
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• Significant increase in all business metrics
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