(4강) Passage Retrieval - Sparse Embedding
1. Introduction to Passage Retrieval
1.1. Passage Retrieval
1.2. Passage Retrieval with MRC

1.3. Overview

2. Passage Embedding and Sparse Embedding
2.1. passage embedding space
2.2. 🌟Sparse Embedding
BoW (Bag-of-Words)

2.3. Sparse Embedding 특징
3. TF-IDF
3.1. TF-IDF (Term Frequency - Inverse Document Frequency)
3.2. TF (Term Frequency)

3.3. IDF (Inverse Document Frequency)
3.4. Combine TF & IDF
3.5. TF-IDF 계산하기




3.6. BM25란

실습 Link
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