Christos Thrampoulidis
- Papers
- 6
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6papers
Authored papers
6On GRPO Collapse in Search-R1: The Lazy Likelihood-Displacement Death Spiral
arXiv 2025
For-Value: Efficient Forward-Only Data Valuation for finetuning LLMs and VLMs
arXiv 2026
Leveraging Online Olympiad-Level Math Problems for LLMs Training and Contamination-Resistant Evaluation
arXiv 2025
DARE the Extreme: Revisiting Delta-Parameter Pruning For Fine-Tuned Models
arXiv 2024
Transformers as Support Vector Machines
arXiv 2023
Memorization Capacity of Multi-Head Attention in Transformers
arXiv 2023
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