Ömer Veysel Çağatan
Source-listed: Research Engineer · Koç University
- Language models
- Information retrieval
- Reinforcement learning
Selected work
5- MMTEB: Massive Multilingual Text Embedding BenchmarkAuthor · 2025
- UNSEE: Unsupervised Non-contrastive Sentence EmbeddingsContributor · 2024
- BarlowRL: Barlow Twins for Data-Efficient Reinforcement LearningFirst author · 2024
- Clipping-Free Policy Optimization for Large Language ModelsContributor · 2026
- Reward Hacking in Language Model Agents: Revisiting AI Safety GridworldsContributor · 2026