Background & Research Career

Postdoctoral researcher

Graduate School of Metaverse, Sogang University, South Korea (2023~)

Co-I in MSIT(Ministry of Science and ICT), Korea, under the ITRC(Information Technology Research Center) support program supervised by the IITP(Institute for Information & Communications Technology Planning & Evaluation)

Development of Open Platform Technology for Web 3.0, Sogang University, South Korea (2023~)

Co-I in National Research Foundation of Korea(NRF) grant funded by the Korea government(MSIT)

Research on the development direction of police metaverse platform for digital scientific policing, Sogang University, South Korea (2023~)

Research Associate in National Research Foundation of Korea(NRF) grant funded by the Korea government(MSIT)

Immersive Multi-dimensional Data Visualization based on Extended Reality, Sogang University, South Korea (2023~)

Research Associate in Ministry of Science and Technology

Metaverse Convergence Graduate School Support Project, Sogang University, South Korea (2023~)

[Graphic Design] Lecturer

Department of Digital Media, Ajou University, South Korea (2022)

Technical Research Personnel

Alternative Military Service, Ajou University, South Korea (2019~2022)

Research Assistant in Midcareer Researcher Grant of the National Research Foundation of Korea

Guidelines for Producing the Sentiment Visualization based on Visual Metaphor, Ajou University, South Korea (2020~2023)

Research Assistant in Interdisciplinary Study of the National Research Foundation of Korea

A Study on the Power Mechanism of Korean History Based on Big Data Analysis, Ajou University, South Korea (2014~2020)

[Information Design 2] Lecturer

Department of Industrial Design, Sungshin University, South Korea (2018)

Research Assistant in Convergence Research Center Project

Digital Connectedness/Sharing for Mental Health Care in the Aging Society, Ajou University & Ajou University Medical Center, South Korea (2015~2017)

Research Assistant in See-At Technology Development Project of Meteorological Administration

Traffic Accident Risk Prediction based on Text Mining, Korea Meteorological Administration, South Korea (2015~2016)

Research Assistant in Utilization of Big Data & Smart Service Project, Smart News Service

Seoul National University / National Information Society Agency / Ministry of Future Creation and Science, South Korea (2013~2014)

Intern in Data Science Lab

Advanced Institute of Convergence Technology, Seoul National University, South Korea (2013)

Ph.D. in Life Media Interdisciplinary Program

Graduate School, Ajou University, South Korea (2013.09~2023.02)

Graduated from Department of Digital Media

Ajou University, South Korea (2010~2013)

International Journal

An exploration system to effectively analyze the visual metaphor used in sentiment visualization

Hyoji Ha, Kwanghyuk Moon, Hyerim Joung, Hyegyeong Kim and Kyungwon Lee. Information Visualization(SCIE), 23(2). (February 2024):102924.

Improving user experience of color palette extraction by using interactive visualization based on hierarchical color model

Raja Mubashar Karim, Taehong Jeong, Hyoji Ha, Jaejong Ho, Kyungwon Lee and Hyun Joon Shin. International Journal of Human-Computer Studies(SCIE), 169. (January 2023):102924.

Constructing a Taxonomy for Sentiment Visualization Analysis Using Visual Metaphors

Hyoji Ha, Hyerim Joung, Kwanghyuk Moon and Kyungwon Lee. Archives of Design Research(SCOPUS), 35(2). (May 2022):181-207.

Using Conceptual Recurrence and Consistency Metrics for Topic Segmentation in Debate

Jaejong Ho, Hyoji Ha, Seok-Won Lee and Kyungwon Lee. Applied Sciences(SCIE), 12(6). (March 2022):2952.

A Visualization System for Exploring Logo Trend and Design Shape Patterns

Hyoji Ha, Hyunwoo Han and Kyungwon Lee. Applied Sciences(SCIE), 10(13). (July 2020):4579.

Dementia Patient Segmentation Using EMR Data Visualization: A Design Study

Hyoji Ha, Jihye Lee, Hyunwoo Han, Sungyun Bae, Sangjoon Son, Changhyung Hong, Hyunjung Shin and Kyungwon Lee. International Journal of Environmental Research and Public Health(SCIE,SSCI,MEDLINE), 16(18). (September 2019):3438.

An Improved Study of Multilevel Semantic Network Visualization for Analyzing Sentiment Word of Movie Review Data

Hyoji Ha, Hyunwoo Han, Seongmin Mun, Sungyun Bae, Jihye Lee and Kyungwon Lee. Applied Sciences(SCIE), 9(12). (June 2019):2419.

Visual Analysis on the Political Orientation of Historical Characters in the Joseon Dynasty: Focusing on Seo, Geojeong

Hyoji Ha, Seongmin Mun, Gyeongcheol Choi, Eunbin Hong, Sangkuk Lee and Kyungwon Lee. Archives of Design Research(SCOPUS), 32(1). (February 2019):147-160.

International Conference

Towards Better Understanding: Proposing Effective Visualization Methods for Analyzing Argument in Debate

Kwanghyuk Moon, Hyoji Ha and Kyungwon Lee. Poster Abstract, IEEE VIS2023. IEEE (October, 2023)

Exploration Tool for Effectively Interpreting the Visual Metaphor Process of Sentiment Visualization

Hyoji Ha, Kwanghyuk Moon, Hyerim Joung, Hyegyeong Kim and Kyungwon Lee. Poster Abstract, IEEE VIS2022. IEEE (October, 2022)

A Taxonomy of Visualization Research Cases of Sentiment Analysis Data based on Visual Metaphors

Hyoji Ha and Kyungwon Lee. Poster Abstract, IEEE VIS2020. IEEE (October, 2020)

Interactive Radviz Visualization System Using Hierarchical Approach for Large-Multidimensional Data

Hyeonsik Gong, Hyoji Ha and Kyungwon Lee. Poster Abstract, IEEE VIS2020. IEEE (October, 2020)

A Conference Paper Exploring System Based on Citing Motivation and Topic

Terin Yoon, Hyunwoo Han, Hyoji Ha, Juwon Hong and Kyungwon Lee. Shot-paper, IEEE PacificVis 2020. IEEE (June, 2020)

An Interactive Paper Summarization System through Topic Network Visualization

Hyunwoo Han, Hyoji Ha, Jaejong Ho, Hyeonsik Gong, Junyup Hong, Soojung Lee, Juwon Hong and Kyungwon Lee. Poster Abstract, IEEE PacificVis 2020. IEEE (June, 2020)

A Paper-Search System to Identify Citation Networks and Motivations

Terin Yoon, Hyunwoo Han, Hyoji Ha, Juwon Hong and Kyungwon Lee. Poster Abstract, IEEE VIS2019. IEEE (October, 2019)

Method for improving RadViz's navigation function based on focusing and filtering

Hyunwoo Han, Terin Yoon, Hyoji Ha, Juwon Hong and Kyungwon Lee. Poster Abstract, IEEE VIS2018. IEEE (October, 2018)

A Visualization System to subdivide Dementia Diagnosis Stages

Hyoji Ha, Jihye Lee, Hyunwoo Han, Sungyun Bae, Suhyun Lim, Sangjoon Son, Changhyung Hong, Hyunjung Shin and Kyungwon Lee. Poster Abstract, ISMB/ECCB 2017 (IEEE BIOVIS 2017). IEEE (July, 2017)

Visual Analytics for Biomedical Cluster Subdivision: A Design Study with Psychiatrists

Jihye Lee, Hyoji Ha, Hyunwoo Han, Sungyun Bae, Sangjoon Son, Changhyung Hong, Hyunjung Shin and Kyungwon Lee. Shot-paper, Computer Graphics International 2017. ACM (June 2017)

A Visualization System for Clustering Dementia Patients based on Automated Similarity Analysis

Hyoji Ha, Hyunwoo Han, Sungyun Bae, Jihye Lee, Sunjoo Bang, Sangjoon Son, Changhyung Hong, Hyunjung Shin and Kyungwon Lee. Poster Abstract, IEEE VIS 2016. IEEE (October 2016)

A logo design tool based on procedural modeling of design elements

Hyoji Ha, Hyunwoo Han, Sungyun Bae and Kyungwon Lee. Poster Abstract, MCCSIS IHCI 2016. IADIS-SCOPUS (July 2016)

Proximity Based Circular Visualization for Similarity Analysis of UNGA Voting Patterns

Hyoji Ha, Seongmin Mun, Oh-Hyun Kwon and Kyungwon Lee. Poster Abstract, IEEE Big Data Visual Analytics (BDVA) 2015. IEEE (September 2015)

Logo Trend Visualization: Logo Design Shape Element Trend and Pattern Analysis

Hyoji Ha, Sungyun Bae, Hyunwoo Han and Kyungwon Lee. Poster Abstract, 8th International Symposium on Visual Information Communication and Interaction (VINCI'15). ACM (August 2015)

CosMovis: Semantic Network Visualization by Using Sentiment Words of Movie Review Data

Hyoji Ha, Wonjoo Hwang, Sungyun Bae, Hanmin Choi, Hyunwoo Han, Gi-Nam Kim and Kyungwon Lee. Full-Paper, IEEE Information Visualisation (iV’15). IEEE (July 2015)

CosMovis: Analyzing Semantic Network of Sentiment Words in Movie Reviews

Hyoji Ha, Ginam Kim, Wonjoo Hwang, Hanmin Choi and Kyungwon Lee. Poster Abstract, IEEE Symposium on Large-Scale Data Analysis and Visualization (LDAV 2014 - IEEE VIS 2014). IEEE (October 2014)

Bubble heap graphs

Ginam Kim, Hyoji Ha, Byung-Won On, Kyungwon Lee and Manjai Lee. Poster Abstract, In Proceedings of IEEE Information Visualization Conference (InfoVis' 13 - IEEE VIS 2013). IEEE (October 2013)

Domestic Journal

A Study on Visualization Methods of Semantic Clustering for Multidimensional data

Hyoji Ha, Hyunwoo Han, Sungyun Bae, Jihye Lee, Sangjoon Son, Changhyung Hong, Hyunjung Shin and Kyungwon Lee. Journal of Communications of KIISE, 34(11). (November 2016):51-61.

Visualization of movie recommendation system using the sentimental vocabulary distribution map

Hyoji Ha, Hyunwoo Han, Seongmin Mun, Sungyun Bae, Jihye Lee and Kyungwon Lee. Journal of the Korea Society of Computer and Information, 21(5). (May 2016):19-29.

Proximity based Circular Visualization for similarity analysis of voting patterns between nations in UN General Assembly

Hanmin Choi, Seongmin Mun, Hyoji Ha and Kyungwon Lee. Design convergence study, 14(4). (August 2015):133-150.

Relationship Analysis between the Box Office Performance and Sentimental Words in Movie Review

Seongmin Mun, Hyoji Ha and Kyungwon Lee. Design convergence study, 14(4). (August 2015):1-16.

A Visual Analysis on Factors Affecting Repurchase Intention in Social Commerce -Focused on Group-buying Social Commerce-

Seongmin Mun, Hyunwoo Han Hyoji Ha and Kyungwon Lee. Design convergence study, 13(6). (December 2014):137-152.

A news visualization based on an algorithm by journalistic values

Daemin Park, Ginam Kim, Nam-Yong Kang, Bongwon Suh, Hyoji Ha and Byung-Won On. Journal of the HCI Korea Society, 9(2). (November 2014): 5-12.

A Study on Analysis of Affective Words in Movie Reviews and the Situation of Watching Movies”

Hyoji Ha Ginam Kim and Kyungwon Lee. Design convergence study, 12(6). (December 2013):17-32.