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BioLLMAgent: A Hybrid Framework with Enhanced Structural Interpretability for Simulating Human Decision-Making in Computational Psychiatry

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  • Haebom
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์ €์ž

Zuo Fei, Kezhi Wang, Xiaomin Chen, Yizhou Huang

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ ๊ณ„์‚ฐ ์ •์‹ ์˜ํ•™ ๋ถ„์•ผ์—์„œ ํ–‰๋™์˜ ํ˜„์‹ค์„ฑ๊ณผ ๊ตฌ์กฐ์  ํ•ด์„ ๊ฐ€๋Šฅ์„ฑ ์‚ฌ์ด์˜ ๊ทผ๋ณธ์ ์ธ ์ ˆ์ถฉ์ ์„ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด LLM์˜ ์ƒ์„ฑ ๋Šฅ๋ ฅ๊ณผ ๊ฒ€์ฆ๋œ ์ธ์ง€ ๋ชจ๋ธ์„ ๊ฒฐํ•ฉํ•œ ์ƒˆ๋กœ์šด ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ํ”„๋ ˆ์ž„์›Œํฌ์ธ BioLLMAgent๋ฅผ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. ๊ฒฝํ—˜ ๊ธฐ๋ฐ˜ ๊ฐ€์น˜ ํ•™์Šต์„ ์œ„ํ•œ ๋‚ด๋ถ€ RL ์—”์ง„, ๊ณ ์ˆ˜์ค€ ์ „๋žต ๋ฐ ์น˜๋ฃŒ ๊ฐœ์ž…์„ ์œ„ํ•œ ์™ธ๋ถ€ LLM ์…ธ, ๋‘ ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ํ†ตํ•ฉํ•˜๋Š” ์˜์‚ฌ ๊ฒฐ์ • ์œตํ•ฉ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ํŠน์ง•์œผ๋กœ ํ•ฉ๋‹ˆ๋‹ค. Iowa Gambling Task์— ๋Œ€ํ•œ ํฌ๊ด„์ ์ธ ์‹คํ—˜์„ ํ†ตํ•ด BioLLMAgent๋Š” ์ธ๊ฐ„ ํ–‰๋™ ํŒจํ„ด์„ ์ •ํ™•ํ•˜๊ฒŒ ์žฌํ˜„ํ•˜๋ฉด์„œ๋„ ์šฐ์ˆ˜ํ•œ ๋งค๊ฐœ๋ณ€์ˆ˜ ์‹๋ณ„ ๊ฐ€๋Šฅ์„ฑ์„ ์œ ์ง€ํ•˜๋ฉฐ, ์ธ์ง€ ํ–‰๋™ ์น˜๋ฃŒ ์›์น™์„ ์„ฑ๊ณต์ ์œผ๋กœ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ํ•˜๊ณ  ์ง€์—ญ์‚ฌํšŒ ๊ต์œก ๊ฐœ์ž…์ด ๊ฐœ๋ณ„ ์น˜๋ฃŒ๋ณด๋‹ค ๋” ํšจ๊ณผ์ ์ผ ์ˆ˜ ์žˆ์Œ์„ ๋ณด์—ฌ์ค๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
BioLLMAgent๋Š” ๊ธฐ์กด RL ๋ชจ๋ธ์˜ ํ•ด์„ ๊ฐ€๋Šฅ์„ฑ๊ณผ LLM์˜ ํ–‰๋™ ํ˜„์‹ค์„ฑ์ด๋ผ๋Š” ์žฅ์ ์„ ๊ฒฐํ•ฉํ•˜์—ฌ ๊ณ„์‚ฐ ์ •์‹ ์˜ํ•™ ์—ฐ๊ตฌ์— ๋Œ€ํ•œ ์ƒˆ๋กœ์šด ์ ‘๊ทผ ๋ฐฉ์‹์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.
โ€ข
์ด ํ”„๋ ˆ์ž„์›Œํฌ๋Š” ์ธ๊ฐ„์˜ ์˜์‚ฌ ๊ฒฐ์ • ๊ณผ์ •์„ ๋ชจ๋ธ๋งํ•˜๊ณ  ์ธ์ง€ ํ–‰๋™ ์น˜๋ฃŒ์™€ ๊ฐ™์€ ๊ฐœ์ž… ์ „๋žต์„ ํ…Œ์ŠคํŠธํ•˜๊ธฐ ์œ„ํ•œ ๊ตฌ์กฐ์ ์œผ๋กœ ํ•ด์„ ๊ฐ€๋Šฅํ•œ "๊ณ„์‚ฐ ์ƒŒ๋“œ๋ฐ•์Šค" ์—ญํ• ์„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
โ€ข
ํ–ฅํ›„ ์—ฐ๊ตฌ์—์„œ๋Š” ๋‹ค์–‘ํ•œ ์ •์‹  ์งˆํ™˜์— ๋Œ€ํ•œ BioLLMAgent์˜ ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ์„ ํƒ์ƒ‰ํ•˜๊ณ , ๋” ๋ณต์žกํ•œ ์ธ์ง€ ๊ณผ์ •์„ ํ†ตํ•ฉํ•˜๋ฉฐ, ํ”„๋ ˆ์ž„์›Œํฌ์˜ ํ•ด์„ ๊ฐ€๋Šฅ์„ฑ์„ ๋”์šฑ ํ–ฅ์ƒ์‹œํ‚ค๋Š” ๋ฐ ์ดˆ์ ์„ ๋งž์ถœ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
๐Ÿ‘