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Template-assisted Contrastive Learning of Task-oriented Dialogue Sentence Embeddings

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  • Haebom
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์ €์ž

Minsik Oh, Jiwei Li, Guoyin Wang

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ์—ฐ๊ตฌ๋Š” ๋‚ฎ์€ ์ฃผ์„ ๋น„์šฉ์œผ๋กœ ๋‹ค์–‘ํ•œ ๋Œ€ํ™” ๊ธฐ๋ฐ˜ ์ž‘์—…์„ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ๊ณ ํ’ˆ์งˆ ๋ฌธ์žฅ ์ž„๋ฒ ๋”ฉ ํ•™์Šต ๋ฌธ์ œ๋ฅผ ๋‹ค๋ฃน๋‹ˆ๋‹ค. ์ œ์•ˆ๋œ TaDSE(Template-aware Dialogue Sentence Embedding)๋Š” ๊ธฐ์กด ๋ฌธ์žฅ ์ˆ˜์ค€ ์ž๊ธฐ ์ง€๋„ ํ•™์Šต ๋ฐฉ์‹๊ณผ ๋‹ฌ๋ฆฌ, ํ…œํ”Œ๋ฆฟ ์ •๋ณด๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋ฌธ์žฅ ์ž„๋ฒ ๋”ฉ์„ ํ•™์Šตํ•˜๋Š” ์ƒˆ๋กœ์šด ๋ฐ์ดํ„ฐ ์ฆ๊ฐ• ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ์Šฌ๋กฏ ์ฑ„์šฐ๊ธฐ๋ฅผ ์ „์ฒ˜๋ฆฌ ๋‹จ๊ณ„๋กœ ์ˆ˜ํ–‰ํ•˜๊ณ , ์ด๋ฅผ ํ†ตํ•ด ๋ฐœํ™”-ํ…œํ”Œ๋ฆฟ ์—ฐ๊ด€์„ฑ์„ ๋‹ค์–‘ํ™”ํ•˜๋Š” ํ•ฉ์„ฑ ๋ฐ์ดํ„ฐ์…‹์„ ๊ตฌ์ถ•ํ•˜์—ฌ ํšจ๊ณผ๋ฅผ ์ฆ๋Œ€์‹œ์ผฐ์Šต๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

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๋Œ€ํ™” ๋ฌธ์žฅ ์ž„๋ฒ ๋”ฉ ํ•™์Šต์—์„œ ํ† ํฐ ์ˆ˜์ค€์˜ ํ…œํ”Œ๋ฆฟ ์ •๋ณด๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ํ™œ์šฉํ•˜๋Š” ์ƒˆ๋กœ์šด ๋ฐฉ๋ฒ•์„ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค.
โ€ข
ํ•ฉ์„ฑ ๋ฐ์ดํ„ฐ์…‹ ์ƒ์„ฑ์„ ํ†ตํ•ด ๋ฐœํ™”-ํ…œํ”Œ๋ฆฟ ์—ฐ๊ด€์„ฑ์„ ๋‹ค์–‘ํ™”ํ•˜์—ฌ ํ•™์Šต ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค.
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์˜๋ฏธ ์••์ถ• ํ…Œ์ŠคํŠธ๋ผ๋Š” ์ƒˆ๋กœ์šด ๋ถ„์„ ๋„๊ตฌ๋ฅผ ๊ฐœ๋ฐœํ•˜์—ฌ ์ž„๋ฒ ๋”ฉ์˜ ๊ท ์ผ์„ฑ ๋ฐ ์ •๋ ฌ๊ณผ์˜ ์ƒ๊ด€๊ด€๊ณ„๋ฅผ ๋ฐœ๊ฒฌํ–ˆ์Šต๋‹ˆ๋‹ค.
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์ œ์•ˆ๋œ ๋ฐฉ๋ฒ•๋ก ์˜ ํšจ๊ณผ๋ฅผ ๊ฒ€์ฆํ•˜๊ธฐ ์œ„ํ•ด 5๊ฐœ์˜ ๋‹ค์šด์ŠคํŠธ๋ฆผ ๋ฒค์น˜๋งˆํฌ ๋Œ€ํ™” ๋ฐ์ดํ„ฐ์…‹์—์„œ SOTA(State-of-the-art) ๋ฐฉ๋ฒ•๋ก  ๋Œ€๋น„ ์ƒ๋‹นํ•œ ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ๋‹ฌ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.
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์˜๋ฏธ ์••์ถ• ํ…Œ์ŠคํŠธ์˜ ํ•ด์„ ๋ฐ ์ผ๋ฐ˜ํ™” ๊ฐ€๋Šฅ์„ฑ์— ๋Œ€ํ•œ ์ถ”๊ฐ€์ ์ธ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
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ํ…œํ”Œ๋ฆฟ ์ •๋ณด์˜ ๊ฐ€์šฉ์„ฑ์ด ๋‚ฎ์€ ์‹ค์ œ ์‹œ๋‚˜๋ฆฌ์˜ค์—์„œ์˜ ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ ๋ฐ ์„ฑ๋Šฅ ์ €ํ•˜์— ๋Œ€ํ•œ ๋ถ„์„์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
๐Ÿ‘