A systematic approach for diagnosing service failure: Service-specific FMEA and grey relational analysis approach. - Youngjung Geum; Yangrae Cho; Yongtae Park (Math. Comput. Model., 2011)

Modularizing services: A modified HoQ approach. - Youngjung Geum; Ran Kwak; Yongtae Park (Comput. Ind. Eng., 2012)

How to identify the trends of services: GTM-TT service map. - Changho Son; Youngjung Geum; Yongtae Park (Expert Syst. Appl., 2013)

Identifying technological opportunities using the novelty detection technique: a case of laser technology in semiconductor manufacturing. - Youngjung Geum; Jeonghwan Jeon; Hyeonju Seol (Technol. Anal. Strateg. Manag., 2013)

Combining technology roadmap and system dynamics simulation to support scenario-planning: A case of car-sharing service. - Youngjung Geum; Sora Lee; Yongtae Park (Comput. Ind. Eng., 2014)

Evaluating new concepts of PSS based on the customer value: Application of ANP and niche theory. - Sora Lee; Youngjung Geum; Sungjoo Lee; Yongtae Park (Expert Syst. Appl., 2015)

Analysing the dynamics of technological convergence using a co-classification approach: a case of healthcare services. - Junghwan Yun; Youngjung Geum (Technol. Anal. Strateg. Manag., 2019)

Predicting Patent Transactions Using Patent-Based Machine Learning Techniques. - Mirae Kim; Youngjung Geum (IEEE Access, 2020)

How to identify promising chances for technological innovation: Keygraph-based patent analysis. - Youngjung Geum; Mirae Kim (Adv. Eng. Informatics, 2020)

Automated classification of patents: A topic modeling approach. - Junghwan Yun; Youngjung Geum (Comput. Ind. Eng., 2020)

Identification of promising inventions considering the quality of knowledge accumulation: a machine learning approach. - Uijun Kwon; Youngjung Geum (Scientometrics, 2020)

Problem-oriented CBR: Finding potential problems from lead user communities. - Mintak Han; Youngjung Geum (Expert Syst. Appl., 2022)

Roadmapping for Data: Concept and Typology of Data-Integrated Smart-Service Roadmaps. - Mintak Han; Youngjung Geum (IEEE Trans. Engineering Management, 2022)

Identifying Patterns of Mergers and Acquisitions in Startup: An Empirical Analysis Using Crunchbase Data. - Yebin Lee; Youngjung Geum (IEEE Access, 2023)

Industry Convergence for Startup Businesses: Dynamic Trend Analysis Using Merger and Acquisition Information. - Junhan Kim; Woojin Jeon; Youngjung Geum (IEEE Trans. Engineering Management, 2023)

Link Prediction Revisited: New Approach for Anticipating New Innovation Chances Using Technology Convergence. - Jaewoong Han; Byeongmin Jeon; Youngjung Geum (IEEE Trans. Engineering Management, 2024)

Identifying Promising Technologies Considering Technology Convergence: A Patent-Based Machine-Learning Approach. - Jinhong Kim; Youngjung Geum (IEEE Trans. Engineering Management, 2024)

How Big Data Has Changed Technology Roadmapping: A Review on Data-Driven Roadmapping. - Jinhong Kim; Gamunnarbi Park; Myoungkyun Woo; Youngjung Geum (IEEE Access, 2025)

Developing Data-Driven QFD: A Systemic Approach to Employing Product Manuals and Customer Reviews. - Gamunnarbi Park; Shinho Kim; Youngjung Geum (IEEE Access, 2025)

LLM-enhanced idea generation: data-driven morphological analysis with LDA and NuNER. - Jihyun Park; Youngjung Geum (Comput. Ind. Eng., 2025)

TransCubating Technology: A Novel Approach to Identify a Core Technology Using Patent Transfer History. - Jinhong Kim; Youngjung Geum (IEEE Trans. Engineering Management, 2025)