4EXTRACTING AND USING LINGUISTIC FEATURES
In the previous chapters, you learned how to access linguistic features, such as part-of-speech tags, syntactic dependencies, and named entities, as part of the text processing pipeline. This chapter will show you how to use part-of-speech tags and syntactic dependency labels to extract and generate text, allowing you to build question-asking chatbots, locate specific phrases in a text, and more.
Almost every NLP application needs to extract specific information from a text and generate new text that is relevant to a particular situation. For example, a chatbot must be able carry on a conversation with ...
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