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5 cards from this section. Quick, good the night before a test.
What is tokenization?
Think about breaking sentences into words.
Why do we remove stop-words?
Which words do we often see that don't add meaning?
What is the primary goal of text preprocessing?
Think about the steps necessary to ready text.
True or False: Stemming considers the context of a word.
What does lemmatization do differently?
Design a pipeline for processing a set of tweets for sentiment analysis. Identify each NLP task involved.
What tasks prepare your tweets for analysis?
Illustrate how NER could be applied in an online news aggregator. What entities should be recognized?
Think about what information needs highlighting in news articles.
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