Janghyeok Yoon

Best Publications

• Social media mining for product planning: A product opportunity mining approach based on topic modeling and sentiment analysis

  Byeongki Jeong;Janghyeok Yoon;Jae-Min Lee

  324
  Citations

• Identifying rapidly evolving technological trends for R&D planning using SAO-based semantic patent networks

  Janghyeok Yoon;Kwangsoo Kim

  255
  Citations

• Identifying technological competition trends for R&D planning using dynamic patent maps: SAO-based content analysis

  Janghyeok Yoon;Hyunseok Park;Kwangsoo Kim

  223
  Citations

• Detecting signals of new technological opportunities using semantic patent analysis and outlier detection

  Janghyeok Yoon;Kwangsoo Kim

  214
  Citations

• Detecting weak signals for long-term business opportunities using text mining of Web news

  Janghyeok Yoon

  173
  Citations

• SAO network analysis of patents for technology trends identification: a case study of polymer electrolyte membrane technology in proton exchange membrane fuel cells

  Sungchul Choi;Janghyeok Yoon;Kwangsoo Kim;Jae Yeol Lee

  169
  Citations

• A patent intelligence system for strategic technology planning

  Hyunseok Park;Kwangsoo Kim;Sungchul Choi;Janghyeok Yoon

  164
  Citations

• Identifying patent infringement using SAO based semantic technological similarities

  Hyunseok Park;Janghyeok Yoon;Kwangsoo Kim

  150
  Citations

• TrendPerceptor: A property-function based technology intelligence system for identifying technology trends from patents

  Janghyeok Yoon;Kwangsoo Kim

  140
  Citations

• An SAO‐based text‐mining approach for technology roadmapping using patent information

  Sungchul Choi;Hongbin Kim;Janghyeok Yoon;Kwangsoo Kim

  139
  Citations

• Social media analytics and business intelligence research: A systematic review

  Jaewoong Choi;Janghyeok Yoon;Jaemin Chung;Byoung-Youl Coh

  133
  Citations

• Assessing coreness and intermediarity of technology sectors using patent co-classification analysis: the case of Korean national R&D

  Hyunseok Park;Janghyeok Yoon

  122
  Citations

• Application technology opportunity discovery from technology portfolios: Use of patent classification and collaborative filtering

  Youngjin Park;Janghyeok Yoon

  122
  Citations

• Analyzing interdisciplinarity of technology fusion using knowledge flows of patents

  Namuk Ko;Janghyeok Yoon;Wonchul Seo

  106
  Citations

• Product opportunity identification based on internal capabilities using text mining and association rule mining

  Wonchul Seo;Janghyeok Yoon;Hyunseok Park;Byoung-youl Coh

  104
  Citations

• Technology opportunity discovery (TOD) from existing technologies and products: A function-based TOD framework

  Janghyeok Yoon;Hyunseok Park;Wonchul Seo;Jae Min Lee

  103
  Citations

• Identifying product opportunities using collaborative filtering-based patent analysis

  Janghyeok Yoon;Wonchul Seo;Byoung-Youl Coh;Inseok Song

  93
  Citations

• Invention property-function network analysis of patents: a case of silicon-based thin film solar cells

  Janghyeok Yoon;Sungchul Choi;Kwangsoo Kim

  92
  Citations

• An automated method for identifying TRIZ evolution trends from patents

  Janghyeok Yoon;Kwangsoo Kim

  83
  Citations

• Tracing evolving trends in printed electronics using patent information

  Janghyeok Yoon;Youngjin Park;Mujin Kim;Jongsu Lee

  75
  Citations