laya-stock-model

Laya ๊ฒฐ์ • ๋ชจ๋ธ์„ ํ•œ๊ตญ ์ฃผ์‹ 10๋ถ„๋ด‰ ๋ฐ์ดํ„ฐ๋กœ ํŒŒ์ธํŠœ๋‹ํ•œ buy / hold / sell ์˜์‚ฌ๊ฒฐ์ • ๋ชจ๋ธ์ž…๋‹ˆ๋‹ค. 30๋ถ„(3๋ด‰) ํ›„ ์ˆ˜์ต๋ฅ ์„ ๊ธฐ์ค€์œผ๋กœ ๋ถ„๋ฅ˜๋œ ๋ผ๋ฒจ์„ ํ•™์Šตํ–ˆ์Šต๋‹ˆ๋‹ค.

๋ชจ๋ธ ๊ฐœ์š”

ํ•ญ๋ชฉ ๊ฐ’
๋ฒ ์ด์Šค ์ธ์ฝ”๋” answerdotai/ModernBERT-large (hidden 1024, 28์ธต, 16 heads)
ํ—ค๋“œ Laya rl-agent (head_layers=2)
vocab / ์ตœ๋Œ€๊ธธ์ด 50,368 / max_len 512, head_max_len 192
์บ˜๋ฆฌ๋ธŒ๋ ˆ์ด์…˜ temperature 1.1709 (choice)
๊ฐ€์ค‘์น˜ model.safetensors (์•ฝ 803MB, fp32)

ํ•™์Šต ๋ฐ์ดํ„ฐ

  • ์†Œ์Šค: ํ•œ๊ตญ ์ฃผ์‹ ์‹ค์‹œ๊ฐ„ ํ‹ฑ โ†’ 10๋ถ„๋ด‰ ์ง‘๊ณ„. ์ผ๋ณ„ ๊ฑฐ๋ž˜๋Œ€๊ธˆ/๊ฑฐ๋ž˜๋Ÿ‰ ์ƒ์œ„ 50์œ„ ์ข…๋ชฉ๋งŒ ์ €์žฅ๋œ ๋ชจ์ง‘๋‹จ.
  • ๊ธฐ๊ฐ„: 2025-01-06 ~ 2025-07-23 (์•ฝ 100 ๊ฑฐ๋ž˜์ผ)
  • ํ‘œ๋ณธ: train 85,473 / eval 27,725 (์‹œ๊ฐ„์ˆœ 80:20 ๋ถ„ํ• , ์‹œ๊ณ„์—ด ๋ˆ„์ˆ˜ ์—†์Œ)
  • ์ž…๋ ฅ: state ํ”ผ์ฒ˜ 25๊ฐœ(๊ฐ€๊ฒฉยท๊ฑฐ๋ž˜๋Ÿ‰ยทRSIยทMACDยท์ด๋™ํ‰๊ท ยท๋‹น์ผ ์ˆœ์œ„ ๋“ฑ), ์งˆ๋ฌธ action 1๊ฐœ, gold 3-class ํ™•๋ฅ 
  • ๋ผ๋ฒจ: ๋ฏธ๋ž˜ 3๋ด‰(30๋ถ„) ์ˆ˜์ต๋ฅ  โ†’ buy(โ‰ฅ +0.5%) / hold / sell(โ‰ค โˆ’0.5%)

ํ•™์Šต ์„ค์ •

  • Kaggle T4 ร—2, 4 epochs, micro_batch 8, grad_accum 8
  • loss rlcd, head_lr 1e-4, encoder_lr 2.5e-5, rl_samples 4, sigma 0.4 โ†’ 0.1

ํ‰๊ฐ€ (held-out 27,725)

์ง€ํ‘œ before after
Accuracy 0.3189 0.4648
Loss 1.1264 1.0832
ECE 0.0872 0.0646
Brier 0.1513 0.1213

์‚ฌ์šฉ๋ฒ•

import laya

agent = laya.load("romee/laya-stock-model")            # HF Hub
# agent = laya.load(r"C:\0GitHub\๋ผ์•ผ\stock-model")     # ๋กœ์ปฌ ๊ฒฝ๋กœ
res = agent.predict(state=state, questions=questions)  # buy/hold/sell + ํ™•๋ฅ 

ํ•œ๊ณ„ ๋ฐ ์ฃผ์˜

  • ๋ชจ์ง‘๋‹จ ์ผ์น˜ ํ•„์ˆ˜: ํ•™์Šต ๋ชจ์ง‘๋‹จ์ด "์ƒ์œ„ 50์œ„ ์ข…๋ชฉ"์ด๋ฏ€๋กœ, ๋‹ค๋ฅธ ๋ชจ์ง‘๋‹จ์— ์ ์šฉํ•˜๋ฉด ๋ณด์ •๋œ ํ™•๋ฅ (confidence)์ด ๋ฌด์˜๋ฏธํ•ด์ง‘๋‹ˆ๋‹ค.
  • ์ƒํ•œ๊ฐ€ ์ฒด๊ฒฐ ์ œ์•ฝ: ํ˜„์žฌ๊ฐ€๊ฐ€ ์ƒํ•œ๊ฐ€๋ฉด ์‹ ๊ทœ ๋งค์ˆ˜ ์ฒด๊ฒฐ์ด ๋ถˆ๊ฐ€ํ•˜๋ฏ€๋กœ buy ์‹ ํ˜ธ๋ฅผ ๋ฌด์‹œํ•˜๋Š” ๊ทœ์น™์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค(๋ณด์œ  ๋งค๋„๋Š” ์ •์ƒ).
  • ํ‘œ๋ณธ ํ•œ๊ณ„: 20๊ฑฐ๋ž˜์ผ ๋ฐฑํ…Œ์ŠคํŠธ์—์„œ buy&hold ๋Œ€๋น„ ์ดˆ๊ณผ์ˆ˜์ต(+)์„ ๋ณด์˜€์œผ๋‚˜ ๊ธฐ๊ฐ„์ด ์งง์Šต๋‹ˆ๋‹ค.

๋ผ์ด์„ ์Šค

์ €์ž‘์ž ์ง€์ • ์˜ˆ์ •(other). ๋ฒ ์ด์Šค ๋ชจ๋ธ answerdotai/ModernBERT-large๋Š” Apache-2.0์ž…๋‹ˆ๋‹ค.

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