DBI LAB.

Selected Publications

• "Primary Determinants and Strategic Implications for Customer Loyalty in Pet-Related Vertical E-Commerce: A Machine Learning Approach" (with YongHyun Lee, Kwangtek Na, Jungwook Rhim), Systems, Vol.13, No.3, 2025 - SSCI
• "Precision Forecasting in Colorectal Oncology: Predicting Six-Month Survival to Optimize Clinical Decisions" (with Jaehyuk Lee, Youngchae Cho, Yeunwoong Kyung), Electronics, Vol.14, No.5, 2025 - SCI
• "Smoothing the Subjective Financial Risk Tolerance: Volatility and Market Implications" (with Wookjae Heo), Mathematics, Vol.13, No.4, 2025 - SCI
• "Understanding the Adoption Intention of Financial Data Retrieval Services: An Empirical Analysis of My Data" (with Yeunwoong Kyung), Heliyon, Vol.11, No.1, 2025 - SCI
• "Green Total Factor Productivity and Its Nonlinear Relationship With Coordinated FDI Development: Evidence From Panel Models" (with Lihong Fan, Bisharat H. Chang), Natural Resource Modeling, Vol.38, No.1, 2025 – SCI
• "Augmented ELBO regularization for enhanced clustering in variational autoencoders" (with Kwangtek Na, Ju-Hong Lee), Neurocomputing, Vol.614, 2025 – SCI
• "SICGNN: Structurally informed convolutional graph neural networks for protein classification" (with YongHyun Lee, Jiwoong Choi, Changhyun Lee), Machine Learning: Science and Technology, Vol.5, No.4, 2024 - SCI
• "Method and System for Authenticating Transfer based on Questioning" (Sole Author), 2024 - KR Patent (Registered)
• "Data-Driven Stroke Classification Utilizing Electromyographic Muscle Features and Machine Learning Techniques" (with Jaehyuk Lee, Youngjun Kim), Applied Sciences-Basel, Vol.14, No.18, 2024 – SCI
• "Climate policy uncertainty and its impact on energy demand: An empirical evidence using the Fourier augmented ARDL model" (with Zhe Tu, Bisharat H. Chang, Raheel Gohar), Economic Analysis and Policy, Vol.84, 2024 – SSCI
• "Opportunistic Offloading Scheme for Content Delivery Service using Electro-Mobility Networks" (with Yeunwoong Kyung), IET Intelligent Transport Systems,Vol.18, No.4, 2024 – SCI
• "Deep Learning-based Delinquent Taxpayer Prediction: A Scientific Administrative Approach" (with YongHyun Lee), KSII Transactions on Internet and Information Systems, Vol.18, No.1, 2024 – SCI
• "LF-Transformer: Latent Factorizer Transformer for Tabular Learning" (with Kwangteak Na, Ju-Hong Lee), IEEE Access, Vol.12, 2024 – SCI
• "Identifying Hidden Factors Associated with Household Emergency Fund Holdings: A Machine Learning Application" (with Wookjae Heo, Eun Jin Kwak, John Grable), Mathematics, Vol.12, No.2, 2024 – SCI
• "Machine Learning-based Prediction of Relative Regional Air Volume Change" (with YongHyun Lee, Byungjoon Yoo, Jiwoong Choi, Kum Ju Chae, Changhyun Lee), KSII Transactions on Internet and Information Systems, Vol.17, No.2, 2023 – SCI
• "Factors Affecting the Adoption Intention of New Electronic Authentication Services: A Convergent Model Approach of VAM, PMT, and TPB" (with Yeunwoong Kyung), IEEE Access, Vol.11, 2023 – SCI
• "TinyML-based Classification in ECG Monitoring Embedded System" (with Jaehyuk Kim, Yeunwoong Kyung, Juyoung Park), CMC-Computers, Materials & Continua, Vol.75, No.1, 2023 – SCI
• "ALBERT with Knowledge Graph Encoder Utilizing Semantic Similarity for Commonsense Question Answering" (with Byeongmin Choi, YongHyun Lee, Yeunwoong Kyung), Intelligent Automation & Soft Computing, Vol.36, No.1, 2023 – SCI
• "A Case Study of Digital Transformation : Focusing on the Financial Sector in South Korea and Overseas" (with Minjae Kim, Yeunwoong Kyung), Asia Pacific Journal of Information Systems, Vol.32, No.3, 2022 – Scopus
• "The Association Between SOC and Land Prices Considering Spatial Heterogeneity Based on Finite Mixture Modeling" (with Wooseok Kang, Wookjae Heo), The Korea Spatial Planning Review, Vol.114, 2022 – KCI
• "SHOMY: Detection of Small Hazardous Objects using the You Only Look Once Algorithm" (with Jinyoung Lee, Hyunjik Jo, Kwangtek Na, Gahgene Gweon, Byungjoon Yoo, Yeunwoong Kyung), KSII Transactions on Internet and Information Systems, Vol.16, No.8, 2022 – SCI
• "System and Method for Providing Loan Service based on the Value in Use" (with Jongmoon Yoon, Hyochan Lee), 2021 - KR Patent (Registered)
• "The Details and Outlook of Three Data Acts Amendment in South Korea: With a Focus on the Changes of Domestic Financial and Data Industry" (with Eunyoung Kim, Hyochan Lee, Byungjoon Yoo), Informatization Policy, Vol.28, No.3, 2021 – KCI
• "A Securities Company’s Customer Churn Prediction Model and Causal Inference with SHAP Value" (with Kwangtek Na, Jinyoung Lee, Hyochan Lee), The Journal of Bigdata, Vol.5, No.2, 2020 – KCI

Work-in-Progress

• "Detecting Strategic Delinquency from Consumer Spending Behavior: Evidence from Credit Card Spending Sprees"
• "Interpretable Prediction of Private Brand Purchases by Pet Type in E-Commerce for Consumer Behavior Analysis Using Real-World Transaction Data"
• "Hybrid Deep Learning Approach for Personal Credit Risk Prediction: Comparative Insights into Model Explainability"
• "Fostering educational innovation in resource-constrained environments: A design science approach using sLLM-based chatbots in HRD education"
• "Multi-task Deep Learning Framework for Enhancing Mayo Endoscopic Score Classification in Ulcerative Colitis"
• "Muscle synergy-driven ensemble learning framework for personalized stroke gait rehabilitation"
• "QuantFake: Quantum CNN based multimodal approach for fake news detection"
• "Neuro-deep fuzzy system for estimation of NO2 concentration in soil and groundwater on highways from remote sensing images"
• "Worldwide trade, its stability and the characteristics: A fresh policy analysis"

Current

• "AI-Based Speech Recognition System to Assist Communication in Neurological Disorders" (Supported by Hanyang University), 2025 - 2026.
• "Research on innovative energy-fusion technology for future mobility transition" (Supported by Hanyang University), 2025.
• "Academic Research on Pseudonymized Credit and Financial Data" (Agreement with KCB), 2025 - 2028.
• "Intelligent systems and information technology-based convergence research for solving detailed business problems within heterogeneous industries" (Supported by Hanyang University), 2024 - 2025.
• "Proposal for an AI-based exercise prescription framework to optimize healthcare services" (Supported by Hanyang University), 2024 - 2025.

Past (Selected)

• "Preliminary research on driver advisory systems and related technologies" (Supported by KORAIL - D&D Corp.), 2025.
• "Assessment of regional lung function and particle inhalation characteristics during inhaler use in patients with COPD and asthma using quantitative CT and computational fluid dynamics" (Supported by MSIT), 2021 - 2024.
• "Development of personal information protection technology using anonymization techniques in a big data environment" (Supported by MSIT), 2017 - 2018.
• "Public big data-based standard analysis model - local tax sector" (Supported by MOIS), 2017 - 2018.

Work-in-Progress

@Hanyang University

• Organization Theory (Undergraduate), Fall 2025
• Decision Support with Data Science (Undergraduate), Fall 2025
• Information Systems Design (Undergraduate), Fall 2025
• Career Development II (Undergraduate), Fall 2025


• ERP Systems (Undergraduate), Spring 2025
• Business Intelligence and AI Implementation (Undergraduate), Spring 2025
• Career Development (Undergraduate), Spring 2025
• Information Systems Design (Graduate), Spring 2025


• Organization Theory (Undergraduate), Fall 2024
• Information Systems Analysis (Graduate), Fall 2024

@Seoul National University

• Information Systems (Undergraduate), Fall 2023
• Information Systems (Undergraduate), Spring 2024

Timeline

2025

• May 2025, Finished a research project (HY-202500000000191).
• April 2025, Received and started a research project (HY-202500000001616).
• March 2025, Received and started a research project (HY-202500000001158).
• February 2025, Agreement on Academic Research Using Pseudonymized Credit and Financial Data (Agreement with KCB).
• January 2025, Received and started a research project (HY-202500000000191).

2024

• December 2024, Received and started a research project (HY-202400000003726).
• November 2024, Signed a memorandum of understanding with Toss Bank.
• September 2024, Research Professor Jaehyuk Lee has joined DBI Lab.
• September 2024, Received and started a research project (HY-202400000003279).
• September 2024, Data and business intelligence laboratory (DBI Lab.) has opened.