K-Decision-9B v0.1

Korean-specialized decision model by ONYULTEA β€” first public release.

K-Decision은 μƒνƒœ(state)와 νƒ€μ΄ν•‘λ“œ 질문(typed questions)을 μž…λ ₯λ°›μ•„, λͺ¨λ“  μ˜΅μ…˜μ— 걸쳐 λ³΄μ •λœ ν™•λ₯  뢄포(calibrated probabilities) λ₯Ό 뢙인 ꡬ쑰화 결정을 단일 forward 패슀둜 λ°˜ν™˜ν•˜λŠ” κ²½λŸ‰ μ˜μ‚¬κ²°μ • μ—”μ§„μž…λ‹ˆλ‹€. 일반 μ±— LLMκ³Ό 달리 ν…μŠ€νŠΈλ₯Ό μƒμ„±ν•˜μ§€ μ•Šκ³ , 각 질문의 μ •λ‹΅ 심볼 λ‘œμ§“λ§Œ μ˜ˆμΈ‘ν•©λ‹ˆλ‹€(System One / Jev ν˜Έν™˜).

μ„±λŠ₯ (Benchmarks)

벀치마크 점수 규λͺ¨
LocalLLaMA typed-decisions (test 400μΌ€μ΄μŠ€ / 2,000κ²°μ •, fitted) 0.818 μ—μ΄μ „νŠΈ νŠΈλ ˆμ΄μŠ€Β·λ³΄μ•ˆΒ·CS·인보이슀 4도메인 5질문
KoBEST 5νƒœμŠ€ν¬ λ³€ν™˜ (boolq/copa/hellaswag/sentineg/wic) 0.866 2,600λ¬Έν•­
ν•œκ΅­ μƒν™œ 도메인 ν™€λ“œμ•„μ›ƒ 0.997 ν–‰μ •Β·μ˜λ£ŒΒ·μ‡Όν•‘CSΒ·μƒν™œμΈν”„λΌΒ·κ΅μœ‘Β·μ§μž₯Β·μ—μ΄μ „νŠΈ 7도메인
korean-jev-decision-index 0.635 64개 ν•œκ΅­ 벀치마크 μ†ŒμŠ€ 3,000λ¬Έν•­
λŒ€ν•™ κ·œμ • μ€€κ±° νŒλ‹¨ 0.791 κ·œμ • 3μ’… 기반 μ‹ κ·œ νƒœμŠ€ν¬
Decision Index 0.3 곡개 μŠ€μœ„νŠΈ μ§€μˆ˜ 30.7 (raw 44.8) 14만 μš”μ²­, μ—λŸ¬ 0, μ§€μ—° p50 168ms
  • ν•™μŠ΅Β·μ„œλΉ™ λͺ¨λ‘ 단일 24GB μ†ŒλΉ„μž GPU둜 μˆ˜ν–‰ (int8 LoRA, r=32)
  • ν™•λ₯  보정: ECE 0.001 μˆ˜μ€€(도메인 ν™€λ“œμ•„μ›ƒ), νƒ€μž…λ³„ μ˜¨λ„ ν”ΌνŒ… 적용

Quickstart

1) ν—ˆκΉ…νŽ˜μ΄μŠ€ transformers 직접 μ‚¬μš©

from transformers import AutoModelForCausalLM, AutoTokenizer
import torch

model = AutoModelForCausalLM.from_pretrained(
    "ONYULTEA/K-Decision-9B", torch_dtype=torch.bfloat16, device_map="auto")
tok = AutoTokenizer.from_pretrained("ONYULTEA/K-Decision-9B")

2) /v1/systemone μ„œλ²„ (System One / Jev ν˜Έν™˜)

git clone https://github.com/onyultea/k-decision
python src/serve_systemone.py --merged ONYULTEA/K-Decision-9B --port 8111
// μš”μ²­
{"model": "k-decision",
 "state": "민원 μ ‘μˆ˜: κ°€μŠ€ λƒ„μƒˆκ°€ μ‹¬ν•˜κ²Œ λ‚˜μš” (μ½œμ„Όν„°)",
 "questions": {
   "route":  {"type": "choice", "instructions": "λ‹΄λ‹Ή λΆ€μ„œλŠ”?",
              "criteria": {"gas": "κ°€μŠ€μ•ˆμ „κ³Ό", "water": "μƒν•˜μˆ˜λ„κ³Ό", "road": "λ„λ‘œκ³Ό"}},
   "urgent": {"type": "noul", "instructions": "κΈ΄κΈ‰ 처리 λŒ€μƒμΈκ°€?"}}}
// 응닡 β€” λͺ¨λ“  μ˜΅μ…˜μ— ν™•λ₯ 
{"answers": {
   "route":  {"type": "choice", "choice": "gas",
              "probabilities": {"gas": 0.87, "water": 0.05, "road": 0.08}},
   "urgent": {"type": "noul", "noul": 0.93}}}

질문 νƒ€μž…: choice(2~26μ˜΅μ…˜), noul(예/μ•„λ‹ˆμ˜€). Decision Index reproduction kitΒ·Kev ν΄λΌμ΄μ–ΈνŠΈμ™€ ν˜Έν™˜λ©λ‹ˆλ‹€.

μž‘λ™ 원리 (Method)

  1. 마컀 λ‹¨μΌνŒ¨μŠ€: ν”„λ‘¬ν”„νŠΈμ— JSON μŠ€ν‚¬λ ˆν†€ {"route":β–‘,"urgent":β–‘}을 뢙이고 마컀(β–‘) 직전 μœ„μΉ˜μ˜ λ‘œμ§“μ΄ ν•΄λ‹Ή ν•„λ“œμ˜ 결정을 예츑 β€” N개 ν•„λ“œκ°€ 1회 forward둜 λ™μ‹œ κ²°μ • (λ””μ½”λ”© 루프 μ—†μŒ)
  2. μ œμ•½ λ””μ½”λ”©: 합법적 μ •λ‹΅ 심볼(A~Z / Y,N)둜 λ‘œμ§“μ„ μ œν•œν•œ softmax β†’ λͺ¨λ“  μ˜΅μ…˜μ— 합계 1의 ν™•λ₯  보μž₯
  3. μΊ˜λ¦¬λΈŒλ ˆμ΄μ…˜: choice/noul 각각 ν™€λ“œμ•„μ›ƒμ—μ„œ μ˜¨λ„λ₯Ό ν”ΌνŒ…ν•΄ Brier/ECE μ΅œμ ν™” β€” ν™•λ₯ μ΄ κ³§ 신뒰도
  4. int8 LoRA ν•™μŠ΅: 4λΉ„νŠΈ μ–‘μžκ°€ ν™•λ₯  νŒλ‹¨ 정밀도λ₯Ό ν•΄μΉ˜λŠ” 것을 μ‹€μΈ‘μœΌλ‘œ ν™•μΈν•˜κ³  int8을 채택 (같은 μ˜ˆμ‚°μ—μ„œ 정확도 +3pp)

ν•™μŠ΅ 데이터 (Data)

  • ν•œκ΅­ μƒν™œ 7도메인 ν•©μ„±(μ•½ 2.8만 λ ˆμ½”λ“œ): ν–‰μ • 20μ’… μ„œλΉ„μŠ€ λΌμš°νŒ…, 의료 μ‘λŒ€, μ‡Όν•‘ CS, μƒν™œμΈν”„λΌ(뢀동산·ꡐ톡·톡신), ꡐ윑, 직μž₯ 결재, μ—μ΄μ „νŠΈ 도ꡬ κ²Œμ΄νŒ… β€” μ‘΄λŒ“λ§/반말/μ˜€νƒˆμž/μ‹ μ‘°μ–΄ μ–Έμ–΄ 증강 포함
  • 일반 νƒ€μ΄ν•‘λ“œ κ²°μ •: tasksource-jev-typed-decisions(CC-BY-4.0) μƒ˜ν”Œ, λ‹€κ΅­μ–΄ 증λ₯˜(Apache-2.0, teacher ν™•λ₯  μ†Œν”„νŠΈλΌλ²¨), 도ꡬ결정 ν’€(CC-BY-4.0)
  • κ·œμ • μ€€κ±° νƒœμŠ€ν¬: 곡개 λŒ€ν•™ κ·œμ •λ¬Έ 기반(주제 λΌμš°νŒ…Β·μˆ˜μΉ˜ μš”κ±΄ μœ„λ°˜ νŒλ‹¨Β·μ μš© λŒ€μƒ νŒλ‹¨)

ν•œκ³„ (Limitations)

  • choice μ΅œλŒ€ 26μ˜΅μ…˜, state μ΅œλŒ€ 6,000자 β€” 초과 μ‹œ Unsupported(HTTP 422)둜 μ •μ§ν•˜κ²Œ κ±°λΆ€
  • 세계 지식(KMMLU ~30%)은 9B 베이슀 μˆ˜μ€€ β€” νŒŒμΈνŠœλ‹μ€ λ°œν˜„μ„ λ°”κΎΈμ§€ 지식을 λ§Œλ“€μ§€ μ•ŠμŒ
  • κ³ μœ„ν—˜ μ˜μ‚¬κ²°μ •(의료 처치·자격 λΆ€μ—¬Β·μ±„μš©)μ—λŠ” λ°˜λ“œμ‹œ 인간 검토와 병행
  • ν™•λ₯ μ΄ λ†’λ‹€κ³  정닡을 보μž₯ν•˜μ§€ μ•ŠμŒ β€” μž„κ³„κ°’ 기반 운영 ꢌμž₯

λΌμ΄μ„ μŠ€

  • λ³Έ λͺ¨λΈ κ°€μ€‘μΉ˜: Apache-2.0 (Qwen3.5-9B νŒŒμƒ)
  • ν•™μŠ΅Β·ν‰κ°€ μ½”λ“œ: github.com/onyultea/k-decision

인용 (Citation)

@software{kdecision2026,
  title = {K-Decision-9B: Korean-specialized decision model},
  author = {ONYULTEA},
  year = {2026},
  url = {https://huggingface.co/ONYULTEA/K-Decision-9B}
}

Β© 2026 ONYULTEA Β· https://onyultea.kr

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Evaluation results

  • accuracy (fitted) on LocalLLaMA/typed-decisions (test, 400 cases / 2,000 decisions)
    self-reported
    0.818
  • accuracy on skt/kobest_v1 (5-task conversion, 2,600 items)
    self-reported
    0.866
  • accuracy on bzantium/korean-jev-decision-index (3,000 items)
    self-reported
    0.635