Papers by Weiyun Qiu
HistLens: Mapping Idea Change across Concepts and Corpora (2026.acl-long)
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| Challenge: | Existing approaches to diachronic semantics and discourse analysis focus on a single concept or corpus, argues a new paper. |
| Approach: | They propose a framework for multi-concept, multi-corpus conceptual-history analysis that decomposes concept representations into interpretable features and tracks activation dynamics over time and across sources. |
| Outcome: | The proposed framework decomposes concept representations into interpretable features and tracks their activation dynamics over time and across sources. |