Heiko Ludwig

Principal Researcher, International Business Machines

1 paper at NeurIPS 2025

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Poster Session 2

1 paper

Wednesday, December 3, 2025 · 4:30 PM → 7:30 PM

Exhibit Hall C,D,E

Fixing It in Post: A Comparative Study of LLM Post-Training Data Quality and Model Performance

#112 Spotlight · Aladin Djuhera, Swanand Ravindra Kadhe, Syed Zawad, Farhan Ahmed, Heiko Ludwig, Holger Boche

We compare leading open SFT datasets, add quality annotations using MagPie, and design curation recipes leading to a high-performing leaner SFT mixture