collaborators

9 papers

cs.CL2025

Decomposed Prompting: Probing Multilingual Linguistic Structure Knowledge in Large Language Models

Ercong Nie, Shuzhou Yuan, Bolei Ma +4

Probing the multilingual knowledge of linguistic structure in LLMs, often characterized as sequence labeling, faces challenges with maintaining output templates in current text-to-…

cs.CL2025

Mechanistic Understanding and Mitigation of Language Confusion in English-Centric Large Language Models

Ercong Nie, Helmut Schmid, Hinrich Schütze

Language confusion -- where large language models (LLMs) generate unintended languages against the user's need -- remains a critical challenge, especially for English-centric model…

cs.CL2025

Large Language Models as Neurolinguistic Subjects: Discrepancy between Performance and Competence

Linyang He, Ercong Nie, Helmut Schmid +3

This study investigates the linguistic understanding of Large Language Models (LLMs) regarding signifier (form) and signified (meaning) by distinguishing two LLM assessment paradig…

cs.CL2025

Language Model Re-rankers are Fooled by Lexical Similarities

Lovisa Hagström, Ercong Nie, Ruben Halifa +3

Language model (LM) re-rankers are used to refine retrieval results for retrieval-augmented generation (RAG). They are more expensive than lexical matching methods like BM25 but as…

cs.CL2025

Hateful Person or Hateful Model? Investigating the Role of Personas in Hate Speech Detection by Large Language Models

Shuzhou Yuan, Ercong Nie, Mario Tawfelis +3

Hate speech detection is a socially sensitive and inherently subjective task, with judgments often varying based on personal traits. While prior work has examined how socio-demogra…

cs.CL2025

LLM in the Loop: Creating the ParaDeHate Dataset for Hate Speech Detoxification

Shuzhou Yuan, Ercong Nie, Lukas Kouba +4

Detoxification, the task of rewriting harmful language into non-toxic text, has become increasingly important amid the growing prevalence of toxic content online. However, high-qua…