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ECG-MoE: Mixture-of-Expert Electrocardiogram Foundation Model

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  • Haebom
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์ €์ž

Yuhao Xu, Xiaoda Wang, Yi Wu, Wei Jin, Xiao Hu, Carl Yang

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ์—ฐ๊ตฌ๋Š” ๊ธฐ์กด ์‹ฌ์ „๋„(ECG) ๋ถ„์„ ๋ชจ๋ธ์˜ ์ฃผ๊ธฐ์„ฑ ๋ฐ ์ž„์ƒ ๊ณผ์ œ๋ณ„ ๋‹ค์–‘์„ฑ ๋ถ€์กฑ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด ECG-MoE๋ผ๋Š” ์ƒˆ๋กœ์šด ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ์•„ํ‚คํ…์ฒ˜๋ฅผ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. ECG-MoE๋Š” ์—ฌ๋Ÿฌ ๋ชจ๋ธ์˜ ์‹œ๊ฐ„์  ํŠน์ง•๊ณผ ์‹ฌ์žฅ ์ฃผ๊ธฐ ์ธ์ง€ ์ „๋ฌธ๊ฐ€ ๋ชจ๋“ˆ์„ ํ†ตํ•ฉํ•˜๋ฉฐ, ๋น„ํŠธ ์ˆ˜์ค€ ํ˜•ํƒœ์™€ ๋ฆฌ๋“ฌ์„ ๋ถ„๋ฆฌํ•˜์—ฌ ๋ชจ๋ธ๋งํ•˜๋Š” ๋“€์–ผ ๊ฒฝ๋กœ Mixture-of-Experts๋ฅผ ํ™œ์šฉํ•ฉ๋‹ˆ๋‹ค. LoRA๋ฅผ ์‚ฌ์šฉํ•œ ๊ณ„์ธต์  ์œตํ•ฉ ๋„คํŠธ์›Œํฌ๋ฅผ ํ†ตํ•ด ํšจ์œจ์ ์ธ ์ถ”๋ก ์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜๋ฉฐ, ๋‹ค์„ฏ ๊ฐ€์ง€ ์ž„์ƒ ๊ณผ์ œ์—์„œ ๊ธฐ์กด ๋ชจ๋ธ ๋Œ€๋น„ 40% ๋น ๋ฅธ ์ถ”๋ก  ์†๋„์™€ ํ•จ๊ป˜ ์ตœ๊ณ  ์ˆ˜์ค€์˜ ์„ฑ๋Šฅ์„ ๋‹ฌ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
ECG-MoE๋Š” ์‹ฌ์ „๋„ ๋ถ„์„์—์„œ ์ฃผ๊ธฐ์„ฑ๊ณผ ์ž„์ƒ ๊ณผ์ œ๋ณ„ ๋‹ค์–‘์„ฑ์„ ํšจ๊ณผ์ ์œผ๋กœ ํฌ์ฐฉํ•  ์ˆ˜ ์žˆ๋Š” ์ƒˆ๋กœ์šด ์•„ํ‚คํ…์ฒ˜๋ฅผ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค.
โ€ข
๋“€์–ผ ๊ฒฝ๋กœ Mixture-of-Experts์™€ LoRA ๊ธฐ๋ฐ˜์˜ ํšจ์œจ์ ์ธ ์œตํ•ฉ ๋„คํŠธ์›Œํฌ๋ฅผ ํ†ตํ•ด ์„ฑ๋Šฅ ํ–ฅ์ƒ๊ณผ ์ถ”๋ก  ์†๋„ ๊ฐœ์„ ์„ ๋™์‹œ์— ๋‹ฌ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.
โ€ข
์ œ์•ˆ๋œ ๋ชจ๋ธ์˜ ์‹ค์ œ ์ž„์ƒ ํ™˜๊ฒฝ์—์„œ์˜ ํ™•์žฅ์„ฑ ๋ฐ ๋‹ค์–‘ํ•œ ์‹ฌ์žฅ ์งˆํ™˜์— ๋Œ€ํ•œ ์ผ๋ฐ˜ํ™” ์„ฑ๋Šฅ ๊ฒ€์ฆ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
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