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๊ด€๋ฆฌ ๋ฉ”๋‰ด

๋ชฉ๋กSparse Representation (1)

DATA101

[NLP] Word Embedding์˜ ์ดํ•ด: ํฌ์†Œํ‘œํ˜„๊ณผ ๋ฐ€์ง‘ํ‘œํ˜„

๐Ÿ“š ๋ชฉ์ฐจ1. ํฌ์†Œํ‘œํ˜„(Sparse Representation) 2. ๋ฐ€์ง‘ํ‘œํ˜„(Dense Representation) 3. ์›Œ๋“œ์ž„๋ฒ ๋”ฉ(Word Embedding)๋“ค์–ด๊ฐ€๋ฉฐ์›Œ๋“œ ์ž„๋ฒ ๋”ฉ(Word Embedding)์€ ๋‹จ์–ด(Word)๋ฅผ ์ปดํ“จํ„ฐ๊ฐ€ ์ดํ•ดํ•  ์ˆ˜ ์žˆ๋„๋ก ๋ฒกํ„ฐ๋กœ ํ‘œํ˜„ํ•˜๋Š” ๊ธฐ๋ฒ• ์ค‘ ํ•˜๋‚˜์ธ๋ฐ, ํŠนํžˆ ๋ฐ€์ง‘ํ‘œํ˜„(Dense Representation) ๋ฐฉ์‹์„ ํ†ตํ•ด ํ‘œํ˜„ํ•˜๋Š” ๊ธฐ๋ฒ•์„ ๋งํ•ฉ๋‹ˆ๋‹ค. ๋ฐ€์ง‘ํ‘œํ˜„๊ณผ ๋ฐ˜๋Œ€๋˜๋Š” ๊ฐœ๋…์ด ํฌ์†Œํ‘œํ˜„(Sparse Representation)์ž…๋‹ˆ๋‹ค. ์›Œ๋“œ ์ž„๋ฒ ๋”ฉ์„ ์ดํ•ดํ•˜๊ธฐ์— ์•ž์„œ ํฌ์†Œํ‘œํ˜„๊ณผ ๋ฐ€์ง‘ํ‘œํ˜„์— ๋Œ€ํ•ด ์•Œ์•„๋ด…๋‹ˆ๋‹ค.1. ํฌ์†Œํ‘œํ˜„(Sparse Representation)ํฌ์†Œํ‘œํ˜„์€ ๋ฐ์ดํ„ฐ๋ฅผ ๋ฒกํ„ฐ ๋˜๋Š” ํ–‰๋ ฌ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ์ˆ˜์น˜ํ™”ํ•˜์—ฌ ํ‘œํ˜„ํ•  ๋•Œ ๊ทนํžˆ ์ผ๋ถ€์˜ ์ธ๋ฑ์Šค๋งŒ ํŠน์ • ๊ฐ’์œผ๋กœ ํ‘œํ˜„ํ•˜๊ณ , ๋Œ€๋ถ€๋ถ„์˜ ..
AI & ๋น…๋ฐ์ดํ„ฐ/์ž์—ฐ์–ด์ฒ˜๋ฆฌ(NLP) 2022. 4. 6. 16:31
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