HyDE๋ž€

TMT

๐Ÿ’ก HyDE๋ž€?

**HyDE (Hypothetical Document Embeddings)**๋Š” OpenAI๊ฐ€ ์ œ์•ˆํ•œ ๊ธฐ๋ฒ•์œผ๋กœ,
**"์งˆ๋ฌธ(query)์— ๋Œ€ํ•œ ์‹ค์ œ ๋ฌธ์„œ๋ฅผ ์ƒ์„ฑํ•˜๊ณ , ๊ทธ ๋ฌธ์„œ์˜ ์ž„๋ฒ ๋”ฉ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๊ฒ€์ƒ‰์„ ์ˆ˜ํ–‰ํ•˜๋Š” ๋ฐฉ์‹"**์ž…๋‹ˆ๋‹ค.


๐Ÿ“Œ HyDE์˜ ํ•ต์‹ฌ ์•„์ด๋””์–ด

์ผ๋ฐ˜์ ์ธ RAG (Retrieval-Augmented Generation) ์‹œ์Šคํ…œ์—์„œ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ํ๋ฆ„์„ ๊ฐ€์ง‘๋‹ˆ๋‹ค:

์งˆ๋ฌธ โ†’ ์ž„๋ฒ ๋”ฉ โ†’ ๋ฒกํ„ฐ DB์—์„œ ์œ ์‚ฌ ๋ฌธ์„œ ๊ฒ€์ƒ‰ โ†’ LLM์— ์ „๋‹ฌ

ํ•˜์ง€๋งŒ ์ด ๊ฒฝ์šฐ, ์งง๊ณ  ๋ถˆ์™„์ „ํ•œ ์งˆ๋ฌธ์€ ๊ฒ€์ƒ‰ ์„ฑ๋Šฅ์ด ๋‚ฎ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

HyDE๋Š” ์—ฌ๊ธฐ์— ํ•œ ๋‹จ๊ณ„๋ฅผ ๋” ์ถ”๊ฐ€ํ•ฉ๋‹ˆ๋‹ค:

์งˆ๋ฌธ โ†’ LLM์ด "๊ฐ€์ƒ์˜ ๋‹ต๋ณ€(Hypothetical Answer)" ์ƒ์„ฑ
        โ†“
    ์ด ๊ฐ€์ƒ์˜ ๋ฌธ์„œ(๋˜๋Š” ๋‹ต๋ณ€)๋ฅผ ๋ฒกํ„ฐํ™”
        โ†“
    ์ด ์ž„๋ฒ ๋”ฉ์„ ์ด์šฉํ•ด ๋ฒกํ„ฐ DB์—์„œ ์œ ์‚ฌ ๋ฌธ์„œ ๊ฒ€์ƒ‰
        โ†“
    ๊ฒ€์ƒ‰๋œ ๋ฌธ์„œ๋ฅผ ์‹ค์ œ LLM ์‘๋‹ต์— ํ™œ์šฉ

์ฆ‰, **"์ข‹์€ ์งˆ๋ฌธ์ด ์•„๋‹ˆ๋ฉด, ๋จผ์ € ์ข‹์€ ๋‹ต์„ ์ƒ์ƒํ•ด์„œ ๋ฌธ์„œ๋ฅผ ์ฐพ์ž"**๋Š” ์ ‘๊ทผ์ด์—์š”.


๐Ÿ”„ HyDE vs ์ผ๋ฐ˜ RAG

ํ•ญ๋ชฉ์ผ๋ฐ˜ RAGHyDE
์ž„๋ฒ ๋”ฉ ๊ธฐ์ค€์‚ฌ์šฉ์ž ์ฟผ๋ฆฌ ์ž์ฒดLLM์ด ์ƒ์„ฑํ•œ ๊ฐ€์ƒ ๋ฌธ์„œ
๊ฒ€์ƒ‰ ์ •ํ™•๋„์ฟผ๋ฆฌ๊ฐ€ ๋ชจํ˜ธํ•˜๋ฉด ๋‚ฎ์Œ๋†’์€ ๊ฐ€๋Šฅ์„ฑ (๋” ๊ธด ํ…์ŠคํŠธ, ๋ฌธ๋งฅ ํฌํ•จ)
์œ ์šฉ์„ฑ์ฟผ๋ฆฌ๊ฐ€ ๋ช…ํ™•ํ•œ ๊ฒฝ์šฐ์— ์ ํ•ฉ์ฟผ๋ฆฌ๊ฐ€ ๋ถˆ๋ช…ํ™•ํ•˜๊ฑฐ๋‚˜ ์งง์€ ๊ฒฝ์šฐ ์œ ๋ฆฌ

๐Ÿ› ๏ธ HyDE์˜ ๊ตฌ์„ฑ ์š”์†Œ

  1. Query: ์‚ฌ์šฉ์ž ์งˆ๋ฌธ
  2. LLM: ๊ฐ€์ƒ์˜ ๋ฌธ์„œ(๋˜๋Š” ๋‹ต๋ณ€)๋ฅผ ์ƒ์„ฑ (์˜ˆ: "์ด ์งˆ๋ฌธ์— ๋Œ€ํ•œ ๋ฌธ์„œ๋ฅผ ํ•˜๋‚˜ ๋งŒ๋“ค์–ด์ค˜")
  3. Embedding Model: ์ƒ์„ฑ๋œ ๋ฌธ์„œ๋ฅผ ๋ฒกํ„ฐํ™”
  4. Vector DB: ์ด ๋ฒกํ„ฐ๋กœ ์‹ค์ œ ๋ฌธ์„œ ๊ฒ€์ƒ‰
  5. LLM ์‘๋‹ต ์ƒ์„ฑ: ๊ฒ€์ƒ‰๋œ ๋ฌธ์„œ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์‹ค์ œ ๋‹ต๋ณ€ ์ƒ์„ฑ

๐Ÿ“ HyDE์˜ ์‹ค์ œ ์‚ฌ์šฉ ์˜ˆ (์˜ˆ์‹œ)

์งˆ๋ฌธ: "์ฟ ๋ฒ„๋„คํ‹ฐ์Šค์—์„œ ํŒŒ๋“œ๋Š” ์–ด๋–ป๊ฒŒ ์Šค์ผ€์ผ๋ง๋˜๋‚˜์š”?"

HyDE๋Š” ๋จผ์ € LLM์„ ์ด์šฉํ•ด ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๊ฐ€์ƒ ๋ฌธ์„œ๋ฅผ ์ƒ์„ฑํ•ฉ๋‹ˆ๋‹ค:

"์ฟ ๋ฒ„๋„คํ‹ฐ์Šค์—์„œ ํŒŒ๋“œ๋Š” Horizontal Pod Autoscaler(HPA)๋ฅผ ํ†ตํ•ด ์ž๋™ ์Šค์ผ€์ผ๋ง๋ฉ๋‹ˆ๋‹ค..."

โ†’ ์ด ๊ฐ€์ƒ ๋ฌธ์„œ๋ฅผ ์ž„๋ฒ ๋”ฉํ•ด์„œ ๊ด€๋ จ ๋ฌธ์„œ๋ฅผ ๋ฒกํ„ฐ DB์—์„œ ๊ฒ€์ƒ‰
โ†’ ๋” ์ •ํ™•ํ•˜๊ณ  ํ’๋ถ€ํ•œ ์ •๋ณด๊ฐ€ ๋‹ด๊ธด ๋‹ต๋ณ€ ์ƒ์„ฑ ๊ฐ€๋Šฅ


๐Ÿค– HyDE๋Š” ์–ด๋””์— ์‚ฌ์šฉ๋˜๋Š”๊ฐ€?

  • Retrieval + Generation ๊ตฌ์กฐ๋ฅผ ๊ฐ–์ถ˜ ์ฑ—๋ด‡
  • ๋ชจํ˜ธํ•˜๊ฑฐ๋‚˜ ์งง์€ ์งˆ๋ฌธ์ด ์ž์ฃผ ๋“ค์–ด์˜ค๋Š” QA ์‹œ์Šคํ…œ
  • ์‚ฌ๋‚ด ๋ฌธ์„œ ๊ฒ€์ƒ‰ ๋ฐ ์งˆ๋ฌธ์‘๋‹ต ์‹œ์Šคํ…œ
  • PR ๋ฆฌ๋ทฐ ๋ณด์กฐ AI, ์ฝ”๋“œ๋ฒ ์ด์Šค ์งˆ๋ฌธ ๋‹ต๋ณ€ ๋“ฑ

๐Ÿง  HyDE๊ฐ€ ์œ ํšจํ•œ ์ด์œ 

LLM์€ "์ด๋Ÿฐ ์งˆ๋ฌธ์ด๋ฉด ์•„๋งˆ ์ด๋Ÿฐ ๋ฌธ์„œ๊ฐ€ ์žˆ๊ฒ ์ง€?" ํ•˜๋Š” ์‚ฌ์ „ ์ง€์‹ ๊ธฐ๋ฐ˜์˜ ์ถ”๋ก ์ด ๊ฐ€๋Šฅํ•˜๊ธฐ ๋•Œ๋ฌธ์—,
HyDE๋Š” ์ด๋ฅผ ํ™œ์šฉํ•ด ๊ฒ€์ƒ‰์˜ ์ •ํ™•๋„๋ฅผ ๋ณด์™„ํ•˜๋Š” ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.

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