Alan Ritter
2 indexed papers
Recent (6 mo)
2With code
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0Publications per year
226
Top categories
ML×2NLP×1AI×1
Frequent co-authors
Research Timeline
2026
LaRA: Layer-wise Representation Analysis for Detecting Data Contamination in RL Post-Training
The paper proposes LaRA, a layer-wise representation analysis framework that detects data contamination in RL post-trained LLMs by analyzing geometric deviations across model layers.
Investigating and Alleviating Harm Amplification in LLM Interactions
This paper introduces HarmAmp, a new benchmark for multi-turn harm amplification, and proposes TrajSafe, a proactive monitoring system that significantly reduces harmfulness in LLM interactions while maintaining usability.
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Papers
cs.CLcs.LGRecentJun 1, 2026
Investigating and Alleviating Harm Amplification in LLM Interactions
This paper introduces HarmAmp, a new benchmark for multi-turn harm amplification, and proposes TrajSafe, a proactive monitoring system that significantly reduces harmfulness in LLM interactions while…
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cs.LGcs.AIRecentMay 28, 2026