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cs.CL2026
Nationality encoding in language model hidden states: Probing culturally differentiated representations in persona-conditioned academic text
Paul Jackson, Ruizhe Li, Elspeth Edelstein
Large language models are increasingly used as writing tools and pedagogical resources in English for Academic Purposes, but it remains unclear whether they encode culturally diffe…
eess.IV2026
Search-MIND: Training-Free Multi-Modal Medical Image Registration
Boya Wang, Ruizhe Li, Chao Chen +1
Multi-modal image registration plays a critical role in precision medicine but faces challenges from non-linear intensity relationships and local optima. While deep learning models…
cs.CL2026
Tracing the Latent Threads: A Mechanistic Study of How LLMs Represent and Operationalize Race and Ethnicity Cues
Shiyue Hu, Ruizhe Li, Yanjun Gao
Large language models (LLMs) increasingly operate in high-stakes settings where demographic attributes such as race and ethnicity may be explicitly stated or implicitly suggested t…