Accurate total consumer price index forecasting with data augmentation, multivariate features, and sentiment analysis: A case study in Korea

• Injae Seo ,

  Contributed equally to this work with: Injae Seo, Minkyoung Kim

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Software, Validation, Visualization, Writing – original draft

  Affiliation Graduate School of Information, Yonsei University, Seoul, Republic of South Korea

  ⨯
• Minkyoung Kim ,

  Contributed equally to this work with: Injae Seo, Minkyoung Kim

  Roles Investigation, Methodology, Software, Validation, Visualization, Writing – original draft

  Affiliation Graduate School of Information, Yonsei University, Seoul, Republic of South Korea

  ⨯
• Jong Wook Kim ,

  Roles Methodology, Validation, Writing – review & editing

  * bjang@yonsei.ac.kr (BJ); jkim@smu.ac.kr (JWK)

  Affiliation Department of Computer Science, Sangmyung University, Seoul, Republic of South Korea

  ⨯
• Beakcheol Jang

  Roles Conceptualization, Funding acquisition, Methodology, Project administration, Resources, Supervision, Validation, Writing – review & editing

  * bjang@yonsei.ac.kr (BJ); jkim@smu.ac.kr (JWK)

  Affiliation Graduate School of Information, Yonsei University, Seoul, Republic of South Korea

  https://orcid.org/0000-0002-3911-5935

  ⨯