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koojahyeob/README.md

header

๐Ÿ™‹โ€โ™‚๏ธ Introduce

Hi I'm Koo jahyeob, I dream of becoming an ML/DL developer who makes everyday life convenient with AI.
My interests are in Time-Series, LLM, Multimodal, Recommendation Systems.
I'm currently in Center for AI, & Robotics Institute, KIST Visual Intelligence Group for intern.

๐Ÿ“ซContact

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๐Ÿ”ญAbout me

๐ŸŽ“ Education

๐ŸŽ“ B.S. in Industrial Information System Engineering, Seoul National University Science & Technology 2020.03 ~ 2026.02
๐ŸŽ“ M.S. in Industrial & Management Engineering, Korea University 2026.03 ~ 2028.02

๐Ÿ˜„ Experienced

Period Contents Description
2023.07 ~ 2024.07 ๋ฐ์ดํ„ฐ๋ถ„์„ ๋ฐ ์ธ๊ณต์ง€๋Šฅ ์—ฐํ•ฉ๋™์•„๋ฆฌ ํˆฌ๋น…์Šค ๊ณต์‹ ์‚ฌ์ดํŠธ
2024.01 ~ 2024.07 ๋ฐ์ดํ„ฐ๋ถ„์„ ๋ฐ ์ธ๊ณต์ง€๋Šฅ ์—ฐํ•ฉ๋™์•„๋ฆฌ ํˆฌ๋น…์Šค 20๊ธฐ ํšŒ์žฅ ์ˆ˜๋ฃŒ์ฆ
2024.01 ~ 2025.02 ์„œ์šธ๊ณผํ•™๊ธฐ์ˆ ๋Œ€ํ•™๊ต ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์‚ฌ์šฉ์ž ๋ถ„์„ ์—ฐ๊ตฌ์‹ค ํ•™๋ถ€์—ฐ๊ตฌ์ƒ DDUA Lab
2025.03 ~ 2025.12 ํ•œ๊ตญ๊ณผํ•™๊ธฐ์ˆ ์—ฐ๊ตฌ์› ์‹œ๊ฐ์ง€๋Šฅ ์—ฐ๊ตฌ์‹ค ์ธํ„ด์—ฐ๊ตฌ์› KIST Visual Intelligence Group
2026.01 ~ 2028.03 ๊ณ ๋ ค๋Œ€ํ•™๊ต SPS ์—ฐ๊ตฌ์‹ค ์„์‚ฌ๊ณผ์ • SPS Lab Homepage

๐Ÿ˜„ Publications

Year Title Venue Notes
2025 Sanghyuk Moon, JaHyeob Koo, Younghoon Lee*,
โ€œADR-Rec: Adaptive Disentanglement for Cross-Domain Sequential Recommendation with Cross Attention Gating Mechanismsโ€
Elsevier Neurocomputing IF 6.5 Published (Dec 2025)
2025 JaHyeob Koo, Soyeong Lee, Jongkwan Choi, Gyeong Taek Lee*,
โ€œFORTUNE Tree: FOrward Random-split opTimal Utility-based Node Exploration Treeโ€
Elsevier Applied Soft Computing(ASC) IF 6.6 Under Review (Dec 2025)
2025 JaHyeob Koo, YongHo Song, JaeHyeon Shim, SoYeong Lee, YoungHoon Lee*,
โ€œLOL: Learning with One Lightweight Sensor-Aware Predictive Model for Sleep Qualityโ€
IEEE ICTC 2025 Oral Presentation (Aug 2025)

๐Ÿ‡ฐ๐Ÿ‡ท Domestic Publications

Year Title Venue Notes
2025 ๊ตฌ์žํ˜‘, ์†ก์šฉํ˜ธ, *๋ฐ•๊ทœํƒœ,
โ€œํ—ฌ์Šค์ผ€์–ด ๋ผ์ดํ”„๋กœ๊ทธ ๋ฐ์ดํ„ฐ๋ฅผ ํ™œ์šฉํ•œ ์ˆ˜๋ฉด ํ’ˆ์งˆ ๋ฐ ์ƒํƒœ ์˜ˆ์ธกโ€
๋Œ€ํ•œ์‚ฐ์—…๊ณตํ•™ํšŒ (KAIST, Daejeon) Poster Presentation (Nov 2025)
2024 ๋ฌธ์ƒํ˜, ๊ตฌ์žํ˜‘, *์ด์˜ํ›ˆ,
โ€œํ†ตํ•ฉ์‹œํ€€์Šค๋ฅผ ํ™œ์šฉํ•œ ์‹œ์  ๋ณ„ ์„ ํ˜ธ๋„ ์ฐจ๋ณ„ํ™” ์ถ”์ฒœ์‹œ์Šคํ…œโ€
ํ•œ๊ตญ์ „์ž๊ฑฐ๋ž˜ํ•™ํšŒ (Hanyang Univ.) Conference Paper (Oct 2024)

๐Ÿ”ญ Projects with data

Period Contents Division
2020.03 ~ 2021.08 ์†Œ์…œ๋ฒค์ฒ˜ ํ˜•ํƒœ ์‹ํ’ˆ์ฐฝ์—…๋™์•„๋ฆฌ ํŒ”๋ ˆํŠธ - ์†Œ๋น„์ž ๊ตฌ๋งค ๋ฐ์ดํ„ฐ ๋ถ„์„ ๊ต๋‚ด ํ•™์ˆ ๋™์•„๋ฆฌ
2021.03 ~ 2021.06 ์ฝ”๋กœ์‚ฌ ์‹œ๋Œ€์— ๋”ฐ๋ฅธ ์ง‘์ค‘๋„ ์žˆ๋Š” ์˜จ๋ผ์ธ ๊ฐ•์˜ ๋ถ„์„ ๋ฐ ์˜ˆ์ธก ์ˆ˜์—… ํ”„๋กœ์ ํŠธ
2023.10 ~ 2024.01 ๋”ฅ๋Ÿฌ๋‹ PinSAGE ๋ชจ๋ธ์„ ํ™œ์šฉํ•œ ๋…ผ๋ฌธ ์ถ”์ฒœ ์‹œ์Šคํ…œ ์ธ๊ณต์ง€๋Šฅ ์—ฐํ•ฉ๋™์•„๋ฆฌ ํˆฌ๋น…์Šค
2024.01 ~ 2024.02 MQL ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ B2B ์˜์—… ๊ธฐํšŒ ์ฐฝ์ถœ ์˜ˆ์ธก ๋ชจ๋ธ ๊ฐœ๋ฐœ (Top 18%) LG Aimers Data Intelligence 4th
2024.04 ~ 2024.06 ์ง€์—ญ DNA๋ฅผ ๊ณ ๋ คํ•œ ๋Š˜๋ด„ํ•™๊ต ํ™•๋Œ€ ์šฐ์„ ์ง€์—ญ ์„ ์ • ๋ฐ์ดํ„ฐ๋งˆ์ด๋‹ ์ „๊ณต ํ”„๋กœ์ ํŠธ
2024.04 ~ 2024.06 SilverSpeak : ๋…ธ์ธ ๋ฐœํ™” ์ „์‚ฌ ๋ชจ๋ธ ๊ตฌ์ถ•๊ณผ ํ‚ค์˜ค์Šคํฌ ์Œ์„ฑ ์ธ์‹ ๋”ฅ๋Ÿฌ๋‹ ์ „๊ณต ํ”„๋กœ์ ํŠธ
2024.04 ~ 2024.07 ์•ˆ์ „ํ•œ ์Šค๋งˆํŠธ ์‹ค๋ฒ„์กด ์ž…์ง€ ์„ ์ • ๋ฐ ์ •์ฑ… ์ œ์•ˆ โ€“ ๋„๋กœ ์œ„ํ—˜๋„ ๋ถ„์„ ๊ธฐ๋ฐ˜ ๋…ธ์ธ ๋ณดํ–‰์ž ๊ตํ†ต์‚ฌ๊ณ  ์ทจ์•ฝ ์ง€์—ญ ์˜ˆ์ธก ์ธ๊ณต์ง€๋Šฅ ์—ฐํ•ฉ๋™์•„๋ฆฌ ํˆฌ๋น…์Šค
2024.07 ~ 2024.08 ๋””์Šคํ”Œ๋ ˆ์ด ์ œํ’ˆ ์ด์ƒ ์—ฌ๋ถ€ ํŒ๋ณ„ ๋ชจ๋ธ ๊ฐœ๋ฐœ (Top 7%) LG Aimers Data Intelligence 5th
2024.08 ~ 2024.10 ๋…ธ์›๊ตฌ ์ธ๊ตฌ ๋ถ„ํฌ ๋ฐ ์ง€์—ญ์  ํŠน์„ฑ์„ ๋ฐ˜์˜ํ•œ ์ทจ์•ฝ์‹œ๊ฐ„๋Œ€ ์˜๋ฃŒ ์ ‘๊ทผ์„ฑ ๊ทน๋Œ€ํ™” ์Šค๋งˆํŠธ ๊ณต๊ณต์‹ฌ์•ผ์•ฝ๊ตญ ์ถ”๊ฐ€ ์ž…์ง€ ์ œ์•ˆ ์ตœ์šฐ์ˆ˜์ƒ ๋…ธ์›๊ตฌ ๊ณต๋ชจ์ „
2025.04 ~ 2025.10 2025 ์ œ 4ํšŒ ETRI ํœด๋จผ์ดํ•ด ์ธ๊ณต์ง€๋Šฅ ๋…ผ๋ฌธ๊ฒฝ์ง„๋Œ€ํšŒ (์žฅ๋ ค์ƒ 4/370) ๋Œ€ํšŒ ๋ฐœํ‘œ์ž๋ฃŒ
2025.05 ~ 2025.08 ๊ธฐ์ƒ๊ณผ ์ง€ํ•˜์ฒ  ํ˜ผ์žก๋„ ์ƒ๊ด€๋ถ„์„ ๋ฐ ์˜ˆ์ธก (์žฅ๋ ค์ƒ) 2025 ๋‚ ์”จ ๋น…๋ฐ์ดํ„ฐ ๊ณต๋ชจ์ „
2025.08 ~ 2025.08 2025 ๊ธˆ์œต AI Challenge: ๊ธˆ์œต AI ๋ชจ๋ธ ๊ฒฝ์Ÿ (์ƒ์œ„ 9% 27/283) 2025 ๊ธˆ์œต AI Challenge
2025.09 ~ 2025.10 ํ† ์Šค NEXT ML CHALLENGE: ๊ด‘๊ณ  ํด๋ฆญ ์˜ˆ์ธก(CTR) ๋ชจ๋ธ ๊ฐœ๋ฐœ (์ƒ์œ„ 2% 12/709) ์ฝ”๋“œ ๊ณต์œ 
2025.10 ~ 2025.11 ์šด์ˆ˜์ข…์‚ฌ์ž ์ธ์ง€์  ํŠน์„ฑ ๋ฐ์ดํ„ฐ๋ฅผ ํ™œ์šฉํ•œ ๊ตํ†ต์‚ฌ๊ณ  ์œ„ํ—˜ ์˜ˆ์ธก AI ๋ชจ๋ธ ๊ฐœ๋ฐœ (์šฐ์ˆ˜์ƒ 4/437) ๊ตํ†ต์‚ฌ๊ณ  ์œ„ํ—˜ ์˜ˆ์ธก AI ๊ฒฝ์ง„๋Œ€ํšŒ

If you want to see more information about me, here is my CV

โšก Skills โšก

๐Ÿ’ป Programming Language


โœ‹๐Ÿป Using at least Once

๐Ÿ“š Stacks


๐Ÿ›  Tools

๐Ÿ‘ฏ Collaboration Tools


Programming

Pinned Loading

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    Jupyter Notebook 2

  3. TimeCMA TimeCMA Public

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