Words in similar contexts have similar meanings. For example, the word puppy usually comes with words such as cute, pretty, cuteness. CBOW(Continuous Bag of Words) predicts words in the middle by inputting words around the middle. w1 w2 w3...ㅁ...w5 w6 w7 → → → ↑ ← ← ← Skip-Gram predicts surrounding words by inputting words in the middle. ㅁㅁㅁ...w...ㅁㅁㅁ ←←← ↓ →→→ - Training Word2Vec model model=Wo..