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Multimodal Sentiment Analysis with Missing Modality: A Knowledge-Transfer Approach

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์ €์ž

Weide Liu, Huijing Zhan

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ ์‹œ๊ฐ, ์–ธ์–ด, ์Œ์„ฑ ์ •๋ณด๊ฐ€ ๋ชจ๋‘ ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ๋‹ค์ค‘ ๋ชจ๋“œ ๊ฐ์„ฑ ๋ถ„์„๊ณผ ๋‹ฌ๋ฆฌ, ์ผ๋ถ€ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ๊ฐ€ ๋ˆ„๋ฝ๋œ ์ƒํ™ฉ์—์„œ๋„ ํšจ๊ณผ์ ์œผ๋กœ ๊ฐ์„ฑ์„ ๋ถ„์„ํ•  ์ˆ˜ ์žˆ๋Š” ์ƒˆ๋กœ์šด ์ง€์‹ ์ „๋‹ฌ ๋„คํŠธ์›Œํฌ๋ฅผ ์ œ์•ˆํ•œ๋‹ค. ์ œ์•ˆ๋œ ๋ฐฉ๋ฒ•์€ ๋ˆ„๋ฝ๋œ ์Œ์„ฑ ํŠน์ง•์„ ๋ณต์›ํ•˜๊ณ , ๋ณต์›๋œ ํŠน์ง•๊ณผ ๊ด€์ฐฐ๋œ ํŠน์ง• ๊ฐ„์˜ ๊ต์ฐจ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ์ฃผ์˜ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ํ†ตํ•ด ๊ฐ์„ฑ ์˜ˆ์ธก ์„ฑ๋Šฅ์„ ๊ทน๋Œ€ํ™”ํ•œ๋‹ค. ์‹คํ—˜ ๊ฒฐ๊ณผ, ์ œ์•ˆ ๋ฐฉ๋ฒ•์€ ๊ธฐ์กด ๋ฐฉ๋ฒ•๋ก  ๋Œ€๋น„ ๋›ฐ์–ด๋‚œ ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ๋ณด์˜€์œผ๋ฉฐ, ์™„์ „ํ•œ ๋‹ค์ค‘ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ์ •๋ณด๋ฅผ ๊ฐ–์ถ˜ ์ตœ์‹  ๋ฐฉ๋ฒ•๋“ค๊ณผ ๋น„๊ตํ•ด๋„ ์†์ƒ‰์—†๋Š” ๊ฒฐ๊ณผ๋ฅผ ๋‹ฌ์„ฑํ–ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
์‹ค์ œ ํ™˜๊ฒฝ์—์„œ ๋ฐœ์ƒํ•˜๋Š” ๋‹ค์ค‘ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ๋ฐ์ดํ„ฐ์˜ ๋ˆ„๋ฝ ๋ฌธ์ œ๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ๋Š” ์ƒˆ๋กœ์šด ์ ‘๊ทผ๋ฒ•์„ ์ œ์‹œํ•œ๋‹ค.
โ€ข
๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ๊ฐ„์˜ ์ง€์‹ ์ „๋‹ฌ์„ ํ†ตํ•ด ๋ˆ„๋ฝ๋œ ์ •๋ณด๋ฅผ ๋ณต์›ํ•˜๊ณ , ์ด๋ฅผ ํ™œ์šฉํ•œ ๊ต์ฐจ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ์ฃผ์˜ ๋ฉ”์ปค๋‹ˆ์ฆ˜์ด ๊ฐ์„ฑ ์˜ˆ์ธก ์ •ํ™•๋„๋ฅผ ๋†’์ด๋Š” ๋ฐ ๊ธฐ์—ฌํ•œ๋‹ค.
โ€ข
์ œ์•ˆ๋œ ๋ฐฉ๋ฒ•์ด ์™„์ „ํ•œ ๋‹ค์ค‘ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ํ™˜๊ฒฝ์—์„œ์˜ ์„ฑ๋Šฅ๊ณผ ๋น„๊ตํ•ด๋„ ๊ฒฝ์Ÿ๋ ฅ์ด ์žˆ์Œ์„ ์ž…์ฆํ•˜์—ฌ, ์‹ค์ œ ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ์„ ๋†’์˜€๋‹ค.
โ€ข
๋ณธ ์—ฐ๊ตฌ๋Š” ์ฃผ๋กœ ์Œ์„ฑ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ ๋ˆ„๋ฝ์— ์ดˆ์ ์„ ๋งž์ถ”๊ณ  ์žˆ์œผ๋ฉฐ, ๋‹ค๋ฅธ ๋ชจ๋‹ฌ๋ฆฌํ‹ฐ์˜ ๋ˆ„๋ฝ์ด๋‚˜ ๋” ๋ณต์žกํ•œ ๋ˆ„๋ฝ ์‹œ๋‚˜๋ฆฌ์˜ค์— ๋Œ€ํ•œ ์ถ”๊ฐ€์ ์ธ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•˜๋‹ค.
๐Ÿ‘