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词汇替换——上下文敏感的词语替换

词汇替换是自然语言处理中的一项任务——由McCarthy和Navigli通过始于2007年的SemEval共享任务系列正式确立——它用一个语义上等效的替代词替换句子中的目标词,同时保留周围上下文的意义。它利用WordNet等同义词资源或分布式词嵌入和掩码语言模型来生成和排序候选替换词,并用于文本鲁棒性测试、风格适应和训练数据增强。

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来源

  1. McCarthy, D. & Navigli, R. (2009). The English Lexical Substitution Task. Language Resources and Evaluation, 43(2), 139-159. link
  2. Zhou, W. et al. (2019). BERT for Context-Aware Lexical Substitution. Proceedings of the AAAI Conference on Artificial Intelligence, 33, 7557-7564. link

如何引用本页

ScholarGate. (2026, June 1). Lexical Substitution (Context-Sensitive Word Replacement). ScholarGate. https://scholargate.app/zh/text-mining/lexical-substitution

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ScholarGateLexical Substitution (Lexical Substitution (Context-Sensitive Word Replacement)). 于 2026-06-15 检索自 https://scholargate.app/zh/text-mining/lexical-substitution · 数据集: https://doi.org/10.5281/zenodo.20539026