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@Visual-Security-Lab @senseable-ai @DOBONG-explorers @Phishing-Guard @Orackle-cyclic-taxi-routing @Tech4GoodHACKERTHON

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lyoonji/README.md

๐Ÿ‘‹ ์ด์œค์ง€ (Lee Yoonji)

ํ‹€๋ฆฐ ํŒ๋‹จ์˜ ๋Œ€๊ฐ€๊ฐ€ ํฐ ๊ณณ์—์„œ, ๊ทผ๊ฑฐ๋ฅผ ๋‚จ๊ธฐ๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ๋งŒ๋“ญ๋‹ˆ๋‹ค.

์—†๋Š” ์ง€ํ‘œ๋ฅผ ์ง์ ‘ ์ •์˜ํ•˜๋Š” ์ผ๊ณผ, ๊ทธ ์ง€ํ‘œ๋ฅผ ๋ฏฟ์–ด๋„ ๋˜๋Š”์ง€ ๊ฒ€์ฆํ•˜๋Š” ์ผ์„ ํ•จ๊ป˜ ํ•ด์™”์Šต๋‹ˆ๋‹ค. ๊ธˆ์œต์ฒ˜๋Ÿผ ๊ฒฐ๊ณผ๋ณด๋‹ค ๊ทผ๊ฑฐ์™€ ์žฌํ˜„ ๊ฐ€๋Šฅ์„ฑ์ด ๋จผ์ € ์„œ์•ผ ํ•˜๋Š” ์˜์—ญ์— ๊ด€์‹ฌ์ด ์žˆ์Šต๋‹ˆ๋‹ค.

  • ๐ŸŽ“ ๋•์„ฑ์—ฌ์ž๋Œ€ํ•™๊ต ๋””์ง€ํ„ธ์†Œํ”„ํŠธ์›จ์–ด๊ณตํ•™๊ณผ (ํŽธ์ž…) ยท ์ˆœ์ฒœํ–ฅ๋Œ€ํ•™๊ต AI๋น…๋ฐ์ดํ„ฐํ•™๊ณผ
  • ๐Ÿ”ฌ ํ•™๋ถ€์—ฐ๊ตฌ์ƒ โ€” ์‹œ์„ ์ถ”์ (CV) ๊ธฐ๋ฐ˜ ํ•™์Šต ์ง„๋‹จ ์—ฐ๊ตฌ, ๋ฐ์ดํ„ฐยท๊ฒ€์ฆ ๋‹ด๋‹น (2026.01 ~ )
  • ๐Ÿ“ˆ UIC ยท ISSUE ํˆฌ์ž๋™์•„๋ฆฌ โ€” ๊ธฐ์—… ๊ฐ€์น˜ํ‰๊ฐ€ ยท ๋ฆฌ์Šคํฌ ๋ฆฌํฌํŠธ (2025.08 ~ )
  • ๐Ÿ“ง lyoonji1025@gmail.com

๐Ÿ† Highlights

Recall 0.9672 ํ”ผ์‹ฑ ๋ฌธ์ž ํƒ์ง€ โ€” ํ”ผ์‹ฑ ๋น„์œจ 1.4%์˜ ๊ทน๋‹จ์  ๋ถˆ๊ท ํ˜•์—์„œ
80%+ ์ผ์น˜ ๋„๋กœ ๊ฒฐ๋น™ ์œ„ํ—˜์ง€์ˆ˜ ์ƒ์œ„ 10% โˆฉ ์‹ค์ œ ๋ฏผ์› ๋‹ค๋ฐœ ๊ตฌ๊ฐ„
ยฑ4.8% ์˜ค์ฐจ ๊ด€๊ด‘ ์ˆœํ™˜ ํƒ์‹œ ๊ฒฝ๋กœ ์ตœ์ ํ™” (ATSP-MTZ) ์‹ค์ธกโ€“์˜ˆ์ธก
1.000000 LG Aimers ์ œ์ถœ ์ฝ”๋“œ ๋ผ๋ฒจ ์—ญ์‚ฐ ์ผ์น˜์œจ (์ƒ์ˆ˜ 12๊ฑด ์ „์ˆ˜ ๊ฒ€์ฆ)

๐Ÿš€ Projects

๐Ÿ’ณ ๊ธˆ์œต ยท ๋ฆฌ์Šคํฌ

๊ณ ๋ฅด๊ฒŒ (Goreuge) ยท ๊ธˆ์œต AI Challenge MVP

ํ”„๋ฆฌ๋žœ์„œยทN์žก๋Ÿฌ์˜ ๋ฏธ์ˆ˜๊ธˆ ์ง€์—ฐ์ด ํ˜„๊ธˆํ๋ฆ„์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ๊ณ„์‚ฐํ•ด, ์–ธ์ œ๊นŒ์ง€ ๋ฒ„ํ‹ธ ์ˆ˜ ์žˆ๋Š”์ง€ D-day๋กœ ๋ณด์—ฌ์ค๋‹ˆ๋‹ค. ๊ณ„์•ฝ ํ…์ŠคํŠธ์—์„œ AI๊ฐ€ ์กฐ๊ฑด์„ ์ถ”์ถœํ•˜๊ณ , ๋‚™๊ด€ยท๊ธฐ์ค€ยท๋น„๊ด€ 3๊ฐœ ์‹œ๋‚˜๋ฆฌ์˜ค๋กœ ์ž”์—ฌ ์ผ์ˆ˜๋ฅผ ์‚ฐ์ถœํ•ฉ๋‹ˆ๋‹ค. TypeScript Node.js LLM ํŒŒ์‹ฑ โ€” ์ปค๋ฐ‹ 115๊ฑด, ์ตœ๋‹ค ๊ธฐ์—ฌ์ž

ํ”ผ์‹ฑ ๋ฌธ์ž ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ํƒ์ง€ ยท 2025 ๋•์„ฑ์—ฌ๋Œ€ ํ•ด์ปคํ†ค ๋Œ€์ƒ ๐Ÿฅ‡

KoBERT ๋ถ„๋ฅ˜์— SBERT ์˜คํƒ(FN) ์ž„๋ฒ ๋”ฉ ๋ฑ…ํฌ๋ฅผ 2์ฐจ ๋ฐฉ์–ด๋ง‰์œผ๋กœ ๊ฒฐํ•ฉ. ์œ ์‚ฌ๋„ 0.80 ์ด์ƒ์ด๋ฉด ์˜์‹ฌ ํ”ผ์‹ฑ์œผ๋กœ ์Šน๊ฒฉ์‹œํ‚ค๋Š” ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ํ•„ํ„ฐ. Test Recall 0.9672 / Precision 0.9077 ยท ์›น ๋ฐ๋ชจ PyTorch KoBERT SBERT Vercel

๐Ÿ“Š ์ง€ํ‘œ ์„ค๊ณ„ ยท ๊ณต๊ฐ„ ๋ถ„์„

๋„๋กœ ๊ฒฐ๋น™ ์œ„ํ—˜์ง€์ˆ˜ ยท ๊ด‘์ง„๊ตฌ ๋น…๋ฐ์ดํ„ฐ ๊ณต๋ชจ์ „

RiskIndex = 0.4ร—๊ฒฝ์‚ฌ + 0.3ร—๊ฒฐ๋น™ + 0.3ร—์ด์šฉ๊ฐ, ์—ฌ๊ธฐ์— FinalRisk = Hazard ร— Exposure. ์œ„ํ—˜ํ•œ ๊ณณ์ด ์•„๋‹ˆ๋ผ ์œ„ํ—˜ํ•˜๋ฉด์„œ ์‚ฌ๋žŒ์ด ๋งŽ์€ ๊ณณ์„ ์ฐพ๊ธฐ ์œ„ํ•œ ์„ค๊ณ„. ์‚ฐ์ถœ๋œ ์ƒ์œ„ 10% ๊ตฌ๊ฐ„์ด ์‹ค์ œ ๋ฏผ์› ๋‹ค๋ฐœ ๊ตฌ๊ฐ„๊ณผ 80% ์ด์ƒ ์ผ์น˜. GeoPandas QGIS Folium

๋„๋ด‰ ํƒํ—˜๋Œ€ ยท ๋„๋ด‰๊ตฌ ์ฒญ๋…„zip

์ •์˜๊ฐ€ ์—†๋˜ '์ ‘๊ทผ์„ฑ'๊ณผ '๊ฐ์„ฑ ๊ณต๊ฐ„'์„ ์ˆ˜์น˜ํ™”ํ•˜๊ณ  ์ถ”์ฒœ ์ฑ—๋ด‡๊นŒ์ง€ ์—ฐ๊ฒฐ. Google Places + OSM + ๊ณต๊ณต๋ฐ์ดํ„ฐ ๊ฒฐํ•ฉ, ์ ‘๊ทผ์„ฑ ํ•˜์œ„ 20% 152๊ณณ ๋„์ถœ. Flask Hybrid Scoring Google Places API

๊ด€๊ด‘ ์ˆœํ™˜ ํƒ์‹œ ์ตœ์ ํ™” ยท Oracle ์ฒญ๋…„ ์ผ๊ฒฝํ—˜

ATSP-MTZ ์ •์‹ํ™” + Global Time Multiplier๋กœ ์‹ค์ธกโ€“์˜ˆ์ธก ์˜ค์ฐจ ยฑ4.8%. ์ตœ์žฅ ๊ตฌ๊ฐ„ 20% ๋‹จ์ถ•, ๊ฒฝ๋กœ ํ‘œ์ค€ํŽธ์ฐจ 65% ๊ฐœ์„ . '์ตœ๊ณ ์˜ ํƒœ๋„ ์ธํ„ด์ƒ' (2๋ช… ์„ ์ •) NetworkX PuLP ATSP/MTZ


๐Ÿ“ Records

๊ฒฐ๊ณผ๋ณด๋‹ค ๋ง‰ํžŒ ์ง€์ ๊ณผ ๊ทธ๋•Œ ํ•œ ํŒ๋‹จ์„ ๋‚จ๊ธฐ๋ ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค.

  • math_gaze ์‹œํ–‰์ฐฉ์˜ค ๊ธฐ๋ก โ€” ์ถœ์ œ ๊ฐ€๋Šฅ ๋ฌธํ•ญ 0 โ†’ 109. ์˜ˆ์™ธ๋„ ๋กœ๊ทธ๋„ ์—†์ด 3๊ฐœ์›”๊ฐ„ ์‹œ์„  ์ขŒํ‘œ์˜ 90%๋ฅผ ๋ฒ„๋ฆฌ๋˜ ๊ฒฐํ•จ์„ ์ฐพ์€ ๊ณผ์ •. ์ถœ์ œ ํŽธ์ค‘์€ ๋‘ ๋ฒˆ ์‹คํŒจํ•˜๊ณ  ์„ธ ๋ฒˆ์งธ์— ๋งž์ท„์Šต๋‹ˆ๋‹ค (14๋ฐฐ โ†’ 1.8๋ฐฐ).
  • LG Aimers ํ•™์Šต์ฝ”๋“œ ๊ฒ€์ฆ โ€” ์ œ์ถœ ์ฝ”๋“œ ์ƒ์ˆ˜ 12๊ฑด์„ ํ•™์Šต ๋ฐ์ดํ„ฐ๋งŒ์œผ๋กœ ์ „์ˆ˜ ์žฌํ˜„. 8๊ฑด ํ•ด์†Œ, ์žฌํ˜„ ๋ชป ํ•œ 2๊ฑด์„ ๋จผ์ € ๊ณต๊ฐœํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ๊ณต์‹œ Agent ์„ค๊ณ„ ๊ฒฐ์ • โ€” ๊ทธ๋ž˜ํ”„DB๋ฅผ ์™œ ๋„์ž…ํ•˜์ง€ ์•Š์•˜๋Š”๊ฐ€, ์ •์ •๊ณต์‹œ๋ฅผ ์™œ ๋ณ‘ํ•ฉํ•˜์ง€ ์•Š๋Š”๊ฐ€.

๐Ÿ›  Tech Stack

Language Python SQL R Java TypeScript

ML / DL PyTorch scikit-learn LightGBM CatBoost

LLM / RAG FAISS BGE--M3 HyperCLOVA X Ollama

Data ยท Geo pandas DuckDB PostgreSQL GeoPandas QGIS

Serving FastAPI Flask Docker Vercel


๐Ÿ“ˆ Stats

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