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Frequency-Aware Model Parameter Explorer: A new attribution method for improving explainability

์ž‘์„ฑ์ž
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์ €์ž

Ali Yavari, Alireza Mohamadi, Elham Beydaghi, Philipp Seebock, Rainer A. Leitgeb

๐Ÿ’ก ๊ฐœ์š”

๊ธฐ์กด์˜ ์„ค๋ช… ๊ฐ€๋Šฅ์„ฑ(explainability) ๋ฐฉ๋ฒ•๋ก ์€ ๋ชจ๋ธ์ด ์ค‘์š”ํ•œ ๊ณ ์ฃผํŒŒ ์ •๋ณด๋ฅผ ๋ฌด์‹œํ•˜๋Š” ๊ฒฝํ–ฅ์ด ์žˆ์–ด ํŠน์ง• ๊ธฐ์—ฌ๋„ ์ถ”์ •์— ์–ด๋ ค์›€์ด ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๋ณธ ๋…ผ๋ฌธ์—์„œ๋Š” ๊ณ ์ฃผํŒŒ ๋ฐ ์ €์ฃผํŒŒ ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ์„ ํƒ์ ์œผ๋กœ ๊ต๋ž€ํ•˜๋Š” ์ ๋Œ€์  ์ƒ˜ํ”Œ ์ƒ์„ฑ์„ ํ†ตํ•ด ๋ชจ๋ธ์˜ ์ฃผํŒŒ์ˆ˜ ์ŠคํŽ™ํŠธ๋Ÿผ ํ™œ์šฉ ๋ฐฉ์‹์„ ํƒ์ƒ‰ํ•˜๋Š” FAMPE(Frequency-Aware Model Parameter Explorer)๋ผ๋Š” ์ƒˆ๋กœ์šด ๊ธฐ์—ฌ๋„ ์ถ”์ • ๋ฐฉ๋ฒ•์„ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. FAMPE๋Š” ์ฃผํŒŒ์ˆ˜ ์˜์—ญ ํƒ์ƒ‰ ๊ฒฐ๊ณผ๋ฅผ ๋ชจ๋ธ ํŒŒ๋ผ๋ฏธํ„ฐ ํƒ์ƒ‰๊ณผ ์ง์ ‘์ ์œผ๋กœ ํ†ตํ•ฉํ•˜์—ฌ ๊ธฐ์กด ๋ฐฉ๋ฒ•๋ก  ๋Œ€๋น„ ์šฐ์ˆ˜ํ•œ ์„ฑ๋Šฅ์„ ๋ณด์—ฌ์ค๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
๋ชจ๋ธ์˜ ๊ณ ์ฃผํŒŒ ์ •๋ณด ํ™œ์šฉ ๋Šฅ๋ ฅ์€ ํŠน์ง• ๊ธฐ์—ฌ๋„ ์ถ”์ •์˜ ์ •ํ™•์„ฑ์— ๊ฒฐ์ •์ ์ธ ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.
โ€ข
FAMPE๋Š” ์ฃผํŒŒ์ˆ˜ ์˜์—ญ ํŠน์„ฑ์„ ์ง์ ‘ ํ™œ์šฉํ•˜์—ฌ ์ˆ˜๋™์ ์ธ ๊ธฐ์ค€์„  ์„ ํƒ ์—†์ด๋„ ๋ฏธ์„ธํ•œ ๊ธฐ์—ฌ๋„ ๋งต์„ ์ƒ์„ฑํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
โ€ข
๊ณ ์ฃผํŒŒ์ˆ˜ ๊ต๋ž€์€ ๊ธฐ์—ฌ๋„ ์ •ํ™•๋„๋ฅผ ๋†’์ด๋Š” ๋ฐ ์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•˜์ง€๋งŒ, ๊ณผ๋„ํ•œ ์ €์ฃผํŒŒ์ˆ˜ ๋…ธ์ด์ฆˆ๋Š” ์ „์—ญ์ ์ธ ๊ตฌ์กฐ์  ์ผ๊ด€์„ฑ์„ ์ €ํ•ดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
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