Seonglae ChoUser Tower & Item Tower
- Content Space - Content Latent Vector
- User Representation (session or user interaction history) - User Latent Vector
Two tower methods
Pinterest Home Feed Unified Lightweight Scoring: A Two-tower Approach
Dafang He | Software Engineer, Home Candidate Generation; Andrew Liu; Dhruvil Deven Badani | Software Engineer, Homefeed Ranking; Poorvi…
https://medium.com/pinterest-engineering/pinterest-home-feed-unified-lightweight-scoring-a-two-tower-approach-b3143ac70b55
Architectural change
dlp-kdd.github.io
https://dlp-kdd.github.io/assets/pdf/DLP-KDD_2021_paper_4.pdf