Awesome Recommender Systems
📄
Papers
🧭
Topics
🔥
Trending
🗺️
Map
🏆
Leaderboards
🎓
Learn
🤖
Ask AI
⋯
More
👥
Authors
📚
Reading Packs
📊
Datasets
🛠️
Tools
📰
News
📝
Blogs
✉️
Newsletter
🎯
Research Radar
🔖
Saved
+ Add Paper
☾
☀
← authors
·
overview
Loading author…
🤖
Ask AI
Polytimi Gkotsi — most-cited papers & profile · Recommender Systems
← authors
·
overview
Polytimi Gkotsi
1
papers ·
0
citations
Google Scholar ↗
Semantic Scholar ↗
OpenAlex ↗
Most-cited papers
Efficient Optimization of Hierarchical Identifiers for Generative Recommendation
2025
Top co-authors
David Vos
· 1
Federica Valeau
· 1
Joshua Rosenthal
· 1
Odysseas Boufalis
· 1
Topics
Two-Tower & Retrieval
Graph-based
Ranking & CTR