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Classical Information Retrieval

Inverted indexes, TF-IDF and BM25, query processing, and the lexical baselines that refuse to be beaten.

7concepts
141flashcards
51minutes of reading
Start with Text Analysis: Stemming, Lemmatisation and Stopwords Drill the deck
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  1. 01 Text Analysis: Stemming, Lemmatisation and Stopwords How an analyzer chain turns raw text into index terms, what stemming, lemmatisation and stop lists trade between recall and precision, and why these decisions are fixed at indexing time. beginner 7m 7 cards