Web: http://arxiv.org/abs/2206.11218

June 23, 2022, 1:12 a.m. | Lisa Jin, Linfeng Song, Lifeng Jin, Dong Yu, Daniel Gildea

cs.CL updates on arXiv.org arxiv.org

Utterance rewriting aims to recover coreferences and omitted information from
the latest turn of a multi-turn dialogue. Recently, methods that tag rather
than linearly generate sequences have proven stronger in both in- and
out-of-domain rewriting settings. This is due to a tagger's smaller search
space as it can only copy tokens from the dialogue context. However, these
methods may suffer from low coverage when phrases that must be added to a
source utterance cannot be covered by a single context …

arxiv context hierarchical tagging

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