XGEN - AI Workflow Platform
Next-generation AI workflow platform with visual canvas editor
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- LangChain
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HaRyeom Jang
AI Researcher & Engineer
Hello!
I'm HaRyeom Jang, a passionate AI researcher and engineer specializing in machine learning and deep learning.
Abilities & Experiences
About what I can do and what I have experienced
NLP & AI
Strongest Point
Core Technologies
- Hugging Face
- LangChain
- PyTorch
- Gensim
- OKT
Architectures
Deep Learning Models
RNN, LSTM, Transformer, Mamba
Topic Modeling
LDA, g-DMR (Live Commerce Research)
Fine-Tuning
LoRA-based LLaMA2 (HormAS Research)
Network Science
Advantage
Graph Analysis
Understanding network structures through centrality, density, and influence analysis.
PageRank Algorithm
Graph Neural Networks
Citation Analysis
GraphSAGE
Research Experience
Health Recommendation SystemCitation Network AnalysisNode Influence Analysis
Machine Learning
Advantage
Core Understanding
Loss Functions
Optimizers
Backpropagation
Tree Algorithms
Algorithms & Techniques
- XGBoost (Regression & Classification)
- K-Means Clustering
- Factor Analysis with Attention
- D-Linear Algorithm
Competition Experience
Ministry of Trade, Industry and Energy Competition (1st place) - Power demand forecasting
Frontend Development
Advantage
Modern Technologies
Building responsive and interactive web applications with modern frameworks and libraries.
Tech Stack
React & Next.js
Personal homepage development
Data Visualization
D3.js for backend data visualization
Animation & UI
GSAP, Swiper for interactive experiences
Skills
HTML/SCSS/JavaScript
Extensive experience
Responsive Design
Mobile/Desktop optimization
Projects
Combining technical expertise with cosmic curiosity to build stellar experiences
HormAS - Hotel Review Management
AI-powered hotel review management system using LangChain and LoRA fine-tuning for automated response generation.
- LangChain
- LLaMA2
- LoRA
- Python
- React
Risk Management System
Article similarity-based risk management system for Samsung Engineering with real-time monitoring and analysis.
- Python
- NLP
- Similarity Analysis
- Django
- PostgreSQL
Power Demand Forecasting
D-Linear algorithm-based power demand forecasting system using meteorological data for cost-efficient prediction.
- Python
- D-Linear
- Time Series
- Machine Learning
- FastAPI
Research & Publications
AI and Machine Learning research with focus on NLP, network science, and practical applications
Featured Publications
Published
지능정보연구
건강추천시스템 (HRS) 연구 동향: 인용네트워크 분석과 GraphSAGE를 활용하여
Health Recommendation System research trends analyzed through citation network analysis and GraphSAGE. Published in Journal of Intelligence and Information Systems.
Published
지능정보연구
재생에너지 발전량 예측제도 기반 집합전력자원 구성모델 개발
Development of aggregated power resource composition model based on renewable energy generation forecasting system. Published in Journal of Intelligence and Information Systems.
Under Review
Journal of Hospitality Marketing & Management
Exploring consumer behavior in the travel experience sector through real-time live commerce chat
A text mining and machine learning approach to analyze consumer behavior in travel sector through live commerce chat data. Submitted to Journal of Hospitality Marketing & Management.
Published
IEEE Access
Leveraging Stock Discussion Forum Posts for Stock Price Predictions: Focusing on the Secondary Battery Sector
A focus on the secondary battery sector using stock discussion forum data for price prediction. Submitted to IEEE Access.
Under Review
Tourism Management
HormAS: Hotel Review Management Assistant Service
Review Analysis and Response Using Generative AI with Design Science Methodology. Ongoing research on LLM-based hotel review management system.
Research In Progress
In Progress
FedKDA: The Decentralized Federated Learning Methods Using Knowledge Distillation and Aggregation in Graph
Knowledge Distillation and Aggregation in Graph-based federated learning architecture for privacy-preserving machine learning.
Academic Conferences
Building Neural Networks for Astronomy
Quantum Computing for Space Exploration
The Mathematics of Wormholes
AI-Assisted Exoplanet Discovery
Awards & Recognition
Recognition for research excellence and innovative contributions
2023
Ministry of Trade, Industry and Energy Competition
Minister's Award (1st place)
Big Data Analysis Division - Power demand forecasting
2024
Ministry of Trade, Industry and Energy Competition
Minister's Award (1st place)
Big Data Analysis Division - Renewable energy analysis
2024
Korean Management Information Society
Best Paper Award (1st place)
Spring Conference - AI and Management Information Systems
2024
Korean Management Information Society
Best Paper Award (1st place)
Spring Integrated Conference - Data Analytics Research
2024
Korean Intelligent Information Systems Society
Best Paper Award (1st place)
Spring Conference - Intelligent Information Systems
2023
Youngrim Won ERP Idea Competition
Grand Prize (1st place)
ERP idea competition for university students
2023
Kyung Hee University BDGSC
Best Paper Runner-up (2nd place)
Big Data Graduate Student Conference
2024
Korean Management Conference
Excellence Award (2nd place)
Convergence Academic Conference
2023
Management Information Related Conference
Excellence Award (2nd place)
Spring Integrated Academic Conference
2018
Sahmyook University ACE+ Book Story Contest
Grand Prize (1st place)
John Rawls - A Theory of Justice
2018
Sahmyook University 100 Books Contest
Grand Prize (1st place)
George Orwell - 1984 (Team Competition)
2019
Sahmyook University Reading Essay Contest
Grand Prize (1st place)
Gred Brantenberg - The Daughters of Egalia
2018
3rd Addiction Creativity Contest
Encouragement Award (4th place)
Creative solutions for addiction prevention
Interested in My Work?
You can download my CV to learn more about my skills and experience.
My Curriculum Vitae
Click the button below to get a copy of my CV.