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Regime-Conditional Retrieval: Theory and a Transferable Router for Two-Hop QA

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  • Haebom
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์ €์ž

Andre Bacellar

๐Ÿ’ก ๊ฐœ์š”

์ด ๋…ผ๋ฌธ์€ ๋‘ ๋‹จ๊ณ„ ์งˆ๋ฌธ ๋‹ต๋ณ€(Two-hop QA) ๊ฒ€์ƒ‰์—์„œ ์งˆ๋ฌธ ์œ ํ˜•์— ๋”ฐ๋ผ ๋‘ ๊ฐ€์ง€ ์ ‘๊ทผ ๋ฐฉ์‹์„ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. ์งˆ์˜์—์„œ ๋‘ ๋ฒˆ์งธ ๊ฐœ์ฒด๊ฐ€ ๋ช…์‹œ์ ์œผ๋กœ ์–ธ๊ธ‰๋˜๋Š” Q-dominant์™€ ์งˆ๋ฌธ์—๋Š” ์—†์ง€๋งŒ ์—ฐ๊ฒฐ ๋ฌธ์žฅ์— ์žˆ๋Š” B-dominant๋กœ ๋ถ„๋ฅ˜ํ•˜๊ณ , ์ด๋ฅผ ์ด๋ก ์ ์œผ๋กœ ๋’ท๋ฐ›์นจํ•ฉ๋‹ˆ๋‹ค. ์ œ์•ˆ๋œ RegimeRouter๋Š” ๊ฒฝ๋Ÿ‰ ๋ฐ”์ด๋„ˆ๋ฆฌ ๋ผ์šฐํ„ฐ๋กœ, ์งˆ๋ฌธ์— ๋Œ€ํ•œ ์ •๋ณด๋งŒ ํ™œ์šฉํ• ์ง€, ์งˆ๋ฌธ๊ณผ ๊ด€๊ณ„ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ํ™œ์šฉํ• ์ง€๋ฅผ ๊ฒฐ์ •ํ•˜์—ฌ ๊ฒ€์ƒ‰ ์„ฑ๋Šฅ์„ ํฌ๊ฒŒ ํ–ฅ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
Two-hop QA ๊ฒ€์ƒ‰์—์„œ ์งˆ๋ฌธ์˜ ํŠน์„ฑ์— ๋”ฐ๋ผ ๋‘ ๊ฐ€์ง€ ๋ช…ํ™•ํ•œ ๋ฆฌํŠธ๋ฆฌ๋ฒŒ ๋ฐฉ์‹(Q-dominant, B-dominant)์ด ์กด์žฌํ•จ์„ ์ด๋ก ์ ์œผ๋กœ ๊ทœ๋ช…ํ–ˆ์Šต๋‹ˆ๋‹ค.
โ€ข
๊ฐ„๋‹จํ•œ ํ…์ŠคํŠธ ํŠน์ง•์„ ๊ธฐ๋ฐ˜์œผ๋กœ ํ•œ RegimeRouter๊ฐ€ ๋‹ค์–‘ํ•œ ๋ฐ์ดํ„ฐ์…‹์—์„œ ์ œ๋กœ์ƒท์œผ๋กœ๋„ ํšจ๊ณผ์ ์œผ๋กœ ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ๊ฐ€์ ธ์˜ด์„ ์ž…์ฆํ–ˆ์Šต๋‹ˆ๋‹ค.
โ€ข
ํ˜„์žฌ ์—ฐ๊ตฌ๋Š” ํ…์ŠคํŠธ ํŠน์ง•์— ๊ธฐ๋ฐ˜ํ•œ ๋ผ์šฐํ„ฐ์— ๊ตญํ•œ๋˜์–ด ์žˆ์œผ๋ฉฐ, ๋ณต์žกํ•œ ์งˆ๋ฌธ ๊ตฌ์กฐ๋‚˜ ์ถ”๊ฐ€์ ์ธ ๋„๋ฉ”์ธ ์ง€์‹์ด ํ•„์š”ํ•œ ๊ฒฝ์šฐ์˜ ์„ฑ๋Šฅ ํ–ฅ์ƒ์— ๋Œ€ํ•œ ์ถ”๊ฐ€์ ์ธ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
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