V2EX sequence labeling

Sequence Labeling

Definition / 定义

序列标注:在自然语言处理等领域中,把一个标签序列分配给输入的序列数据(如词序列或字符序列)的任务;常见于词性标注(POS)、命名实体识别(NER)、分词、语音/生物序列分析等。(也可泛指对时间序列或符号序列逐位置分类的过程。)

Pronunciation / 发音

/sikwns lebl/

Examples / 例句

Sequence labeling is used to tag each word with its part of speech.
序列标注用于给每个词标注其词性。

Modern neural models often perform sequence labeling with attention and conditional dependencies between labels.
现代神经模型常通过注意力机制并考虑标签之间的条件依赖来完成序列标注。

Etymology / 词源

sequence 源自拉丁语 sequi(“跟随”),引申为“按顺序排列的一串事物”;labeling 来自 label(“标签”)加上表示动作的后缀 -ing。组合起来即“对序列中的每个位置进行贴标签/分类”。

Related Words / 相关词

Literary Works / 文学作品与著作

  • Speech and Language Processing(Dan Jurafsky & James H. Martin)
  • Foundations of Statistical Natural Language Processing(Christopher D. Manning & Hinrich Schütze)
  • Neural Network Methods in Natural Language Processing(Yoav Goldberg)
  • “Conditional Random Fields: Probabilistic Models for Segmenting and Labeling Sequence Data”(Lafferty, McCallum & Pereira,经典论文)
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