EMNLP 2026 paper: whether multilingual LLMs 'work in English' depends on your probing method

ABosselut · x · 2026-10-26

The EMNLP 2026 paper 'Lingua Franca or Probing Artifact?' examines whether multilingual LLM hidden states are fundamentally English-based. The authors probe the same hidden states with three latent language identification methods and get different answers—suggesting prior claims about English-dominant internal representations may be probing artifacts rather than properties of the models.

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