Chapter 2 is an overview of the concept of negation and the major topics concerning it, including a classification of the different types of negation. In addition, this chapter analyses the most relevant negation detection systems found in the literature, showing that this task has been an active research area during recent years in the NLP community.
Article outline
- 2.1Definition of negation
- 2.2Types of negation
- 2.3Negation detection
- 2.3.1Rule-based approaches
- 2.3.2Machine learning based systems
- 2.3.3Hybrid approaches
- 2.3.4Deep learning
- 2.3.5Other works
- 2.4Conclusions and chapter summary
- 2.5Further reading and relevant resources
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Notes
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Suggestions for further reading