3 papers
cs.CY2026
Asymmetric Discourse Homogenization and Shared Language Technology: Evidence from Reddit
Fengming Liu
I document an ideologically asymmetric break in the pre-existing diversification trend of political discourse, emerging around late 2022, using 6 million Reddit comments from two c…
cs.LG2026
Position: Mechanistic Interpretability Must Disclose Identification Assumptions for Causal Claims
Zezheng Lin, Fengming Liu
Mechanistic interpretability papers increasingly use causal vocabulary: circuits, mediators, causal abstraction, monosemanticity. Such claims require explicit identification assump…
cs.CL2026
The Translation Tax Is Not a Scalar: A Counterfactual Audit of English-Source Cue Inheritance in Chinese Multilingual Benchmarks
Zezheng Lin, Fengming Liu, Handi Li
The Translation Tax is often treated as a scalar: translated benchmarks are assumed to inflate scores by preserving English-source cues. We audit this claim in an English-to-Chines…