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Meta info.
  • Authors: Weijia Shi, Sewon Min, Michihiro Yasunaga et al.
  • Paper: https://arxiv.org/abs/2301.12652
  • Affiliation: KAIST, Meta AI, Stanford Univ., UW
  • Published: January 30, 2023

TL; DR

์–ธ์–ด ๋ชจ๋ธ์„ ๋ธ”๋ž™๋ฐ•์Šค๋กœ ์ทจ๊ธ‰ํ•˜๊ณ  ๊ฒ€์ƒ‰ ๊ตฌ์„ฑ์š”์†Œ๋ฅผ ์ž ์žฌ์ ์œผ๋กœ ์กฐ์ •๊ฐ€๋Šฅํ•œ ๋ชจ๋“ˆ๋กœ ์ถ”๊ฐ€ํ•˜๋Š” ์ƒˆ๋กœ์šด retrieval-Augmented LM ํŒจ๋Ÿฌ๋‹ค์ž„ ์ œ์•ˆ

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Suggestions

  • ์ž…๋ ฅ ์ปจํ…์ŠคํŠธ๊ฐ€ ์ฃผ์–ด์ง€๋ฉด, REPLUG๋Š”
    1. ๊ธฐ์กด Retriever๋กœ external corpus์—์„œ ๊ด€๋ จ ๋ฌธ์„œ๋ฅผ ๊ฒ€์ƒ‰
    2. ๊ฒ€์ƒ‰๋œ ๋ฌธ์„œ๋Š” ์ž…๋ ฅ ์ปจํ…์ŠคํŠธ ์•ž์— ์ถ”๊ฐ€๋˜๊ณ 
    3. ์ตœ์ข… ์˜ˆ์ธก์„ ์œ„ํ•ด ๋ธ”๋ž™๋ฐ•์ŠคLM์— feed.
  • LM ์ปจํ…์ŠคํŠธ ๊ธธ์ด์˜ ํ•œ๊ณ„๋กœ ๋ฌธ์„œ์˜ ์ˆ˜๊ฐ€ ์ œํ•œ๋˜๊ธฐ ๋•Œ๋ฌธ์— ์ €์ž๋Š” ๊ฒ€์ƒ‰๋œ ๋ฌธ์„œ๋ฅผ ๋™์ผํ•œ ๋ธ”๋ž™๋ฐ•์Šค LM๊ณผ ๋ณ‘๋ ฌ๋กœ ์ธ์ฝ”๋”ฉํ•˜๋Š” ์ƒˆ๋กœ์šด ์•™์ƒ๋ธ” scheme ์ œ์•ˆ.
  • ์–ธ์–ด ๋ชจ๋ธ์ด ๋ธ”๋ž™๋ฐ•์Šค๋กœ ์ทจ๊ธ‰๋˜๋Š” ์ƒˆ๋กœ์šด Retrieval-Augmented LM ํŒจ๋Ÿฌ๋‹ค์ž„๊ณผ ๊ฒ€์ƒ‰ ๊ตฌ์„ฑ ์š”์†Œ๊ฐ€ ์ž ์žฌ์ ์œผ๋กœ ์กฐ์ • ๊ฐ€๋Šฅํ•œ ๋ชจ๋“ˆ๋กœ ์ถ”๊ฐ€ํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ์ ์ด main contribution. (์•„๋ฌด LM์ด๋‚˜ ๊ฐ–๋‹ค ์จ๋„ ๋™์ž‘ํ•˜๋Š” ์œ ์—ฐ์„ฑ์ด REPLUG์˜ ํŠน์žฅ์ )

Effects

  • ํŒŒ์ธํŠœ๋‹๋œ Retriever๋ฅผ ์‚ฌ์šฉํ•˜๋Š” REPLUG๋Š” 5-shot MMLU์—์„œ ์–ธ์–ด ๋ชจ๋ธ๋ง์—์„œ GPT-3(175B)์˜ ์„ฑ๋Šฅ์„ 6.3%, Codex์˜ ์„ฑ๋Šฅ์„ 5.1% ๋“ฑ์œผ๋กœ ํฌ๊ฒŒ ํ–ฅ์ƒ.

Personal note. new๋ฅผ ์ž๊พธ ๊ฐ•์กฐํ•˜๋Š”๋ฐ ๋Œ€๋‹จํžˆ ์ƒˆ๋กœ์šด ๊ฒƒ ๊ฐ™์ง€๋Š” ์•Š๊ณ , chatGPT์— ๊ฐ–๋‹ค ์“ฐ๊ธฐ ์ข‹์„ ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค.

Comments. Retrieval-Augmented blabla๋Š” ๊ฑฐ๋ถ€ํ•  ์ˆ˜ ์—†๋Š” ์‹œ๋Œ€์˜ ํ๋ฆ„์ธ ๊ฒƒ ๊ฐ™๋„ค์š”.

ํ•œ๋™์•ˆ์€ ๊ทธ๋Ÿด ๊ฒƒ ๊ฐ™์•„์š”. ODQA๋‚˜ Dialogue์ชฝ์—์„œ๋Š” ๋‹น์—ฐํžˆ ์„ฑ๋Šฅ์ด ์ข‹์•„์„œ ๊พธ์ค€ํžˆ ๊ด€์‹ฌ๊ฐ–๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.