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HugRAG: Hierarchical Causal Knowledge Graph Design for RAG

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์ €์ž

Nengbo Wang, Tuo Liang, Vikash Singh, Chaoda Song, Van Yang, Yu Yin, Jing Ma, Jagdip Singh, Vipin Chaudhary

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ ๊ธฐ์กด ๊ทธ๋ž˜ํ”„ ๊ธฐ๋ฐ˜ RAG(Retrieval Augmented Generation) ๋ฐฉ์‹์ด ํ‘œ๋ฉด์ ์ธ ๋…ธ๋“œ ๋งค์นญ๊ณผ ์ธ๊ณผ ๊ด€๊ณ„ ๋ถ€์กฑ์œผ๋กœ ์ธํ•ด ๋ถ€์ •ํ™•ํ•œ ๋‹ต๋ณ€์„ ์ƒ์„ฑํ•˜๋Š” ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด HugRAG๋ผ๋Š” ์ƒˆ๋กœ์šด ํ”„๋ ˆ์ž„์›Œํฌ๋ฅผ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. HugRAG๋Š” ๊ณ„์ธต์  ๋ชจ๋“ˆ ๊ฐ„์˜ ์ธ๊ณผ์  ๊ฒŒ์ดํŒ…์„ ํ†ตํ•ด ์ง€์‹ ์กฐ์ง์„ ์žฌ๊ตฌ์„ฑํ•˜๊ณ , ๋ช…์‹œ์ ์ธ ์ธ๊ณผ ๊ด€๊ณ„ ๋ชจ๋ธ๋ง์œผ๋กœ ์Šคํ“จ๋ฆฌ์–ด์Šค ์ƒ๊ด€๊ด€๊ณ„๋ฅผ ์–ต์ œํ•˜๋ฉฐ ๋Œ€๊ทœ๋ชจ ์ง€์‹ ๊ทธ๋ž˜ํ”„์— ๋Œ€ํ•œ ํ™•์žฅ ๊ฐ€๋Šฅํ•œ ์ถ”๋ก ์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค. ์‹คํ—˜ ๊ฒฐ๊ณผ, HugRAG๋Š” ๋‹ค์–‘ํ•œ ๋ฐ์ดํ„ฐ์…‹์—์„œ ๊ฒฝ์Ÿ๋ ฅ ์žˆ๋Š” ๊ทธ๋ž˜ํ”„ ๊ธฐ๋ฐ˜ RAG ๊ธฐ์ค€์„ ๋“ค์„ ์ผ๊ด€๋˜๊ฒŒ ๋Šฅ๊ฐ€ํ•˜๋Š” ์„ฑ๋Šฅ์„ ๋ณด์—ฌ์ฃผ์—ˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

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๊ทธ๋ž˜ํ”„ ๊ธฐ๋ฐ˜ RAG์—์„œ ํ‘œ๋ฉด์ ์ธ ๋…ธ๋“œ ๋งค์นญ๊ณผ ์ธ๊ณผ ๋ชจ๋ธ๋ง ๋ถ€์กฑ์œผ๋กœ ๋ฐœ์ƒํ•˜๋Š” ๋ฌธ์ œ์ ์„ ํ•ด๊ฒฐํ•˜๋Š” ์ƒˆ๋กœ์šด ์ ‘๊ทผ ๋ฐฉ์‹์„ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค.
โ€ข
๊ณ„์ธต์  ๋ชจ๋“ˆ ๊ฐ„ ์ธ๊ณผ์  ๊ฒŒ์ดํŒ… ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ํ†ตํ•ด ์Šคํ“จ๋ฆฌ์–ด์Šค ์ƒ๊ด€๊ด€๊ณ„๋ฅผ ์–ต์ œํ•˜๊ณ  ํ™•์žฅ ๊ฐ€๋Šฅํ•œ ์ถ”๋ก ์„ ์ง€์›ํ•˜๋Š” ๋ฐฉ๋ฒ•๋ก ์„ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค.
โ€ข
๋Œ€๊ทœ๋ชจ ์ง€์‹ ๊ทธ๋ž˜ํ”„์—์„œ ๊ตฌ์กฐํ™”๋˜๊ณ  ์ธ๊ณผ์ ์œผ๋กœ ๊ทผ๊ฑฐ ์žˆ๋Š” RAG ์‹œ์Šคํ…œ ๊ตฌ์ถ•์„ ์œ„ํ•œ ์›์น™์ ์ธ ๊ธฐ๋ฐ˜์„ ๋งˆ๋ จํ•ฉ๋‹ˆ๋‹ค.
โ€ข
(ํ•œ๊ณ„์  ๋˜๋Š” ํ–ฅํ›„ ๊ณผ์ œ) ๋‹ค์–‘ํ•œ ๋„๋ฉ”์ธ ๋ฐ ๋ณต์žกํ•œ ์ธ๊ณผ ๊ด€๊ณ„๋ฅผ ๋‹ค๋ฃจ๋Š” ๋ฐ ์žˆ์–ด HugRAG์˜ ํ™•์žฅ์„ฑ๊ณผ ์ผ๋ฐ˜์„ฑ์— ๋Œ€ํ•œ ์ถ”๊ฐ€์ ์ธ ๊ฒ€์ฆ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
๐Ÿ‘