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Vocabulary of natural language processing

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Concept information

applied NLP > information retrieval > information extraction > sentiment analysis

Preferred term

sentiment analysis  

Definition

  • The process/task of computationally identifying and categorizing opinions expressed in a piece of text, especially in order to determine whether the writer's attitude towards a particular topic, product, etc. is positive, negative, or neutral. (Loterre)

Broader concept

Narrower concepts

Definitional context(s)

  • Sentiment analysis refers to the task of determining the overall contextual polarity of the written text. (Negi & Rosner, 2013)

Example

  • Aspect category detection (ACD) in sentiment analysis aims to identify the aspect categories mentioned in a sentence. (Hu, Zhao, Guo, Xue, Gao, Gao, Cheng & Su, 2021)

In other languages

URI

http://data.loterre.fr/ark:/67375/8LP-R9F5072G-X

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