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cs.CL2026
Coupled Usage-Sense Processes: Temporal and Attributable Lexical Semantic Change
Haruka Ezoe, Ryohei Hisano
Lexical semantic change is usually summarized by a scalar distance between independently sampled period distributions. This measures how much a word changed, but does not reveal wh…
stat.ML2026
Multiscale Euclidean Network Trajectories: Second-Moment Geometry, Attribution, and Change Points
Haruka Ezoe, Ryohei Hisano
Understanding a dynamic network requires more than locating when it changes: we also want to know the magnitude and structural direction of change and which nodes contribute. Unfol…