[1] Gyeong-Gyun Ha*, Izaak Neri and Alessia Annibale.
Connected components in networks with higher-order interactions.
arXiv preprint arXiv:2504.03060 (2025) [Link]
[2] Gyeong-Gyun Ha*, Izaak Neri and Alessia Annibale.
Clustering coefficients for networks with higher order interactions.
Chaos 1 April 2024; 34 (4): 043102 [Link] [PDF]
[1] Gyeong-Gyun Ha, Deok-Sun Lee*.
Robustness of the metabolic networks: The impact of enzymatic gene expression.
In preparation
[1] Gyeong Gyun Ha, Ashadun Nobi, Jae Woo Lee*.
Threshold network of a financial market using the P-value of correlation coefficients.
Journal of Korean Physical Society. Volume 66, Issue 12, pp 1802-1808, June 2015 [Link] [PDF]
[2] Ashadun Nobi, Seong Eun Maeng, Gyeong Gyun Ha, Jae Woo LEE*.
Structural changes in the minimal spanning tree and the hierarchical network in the Korean stock market around the global financial crisis.
Journal of Korean Physical Society. Volume 66, Issue 8, pp 1153-1159, April 2015 [Link] [PDF]
[3] Ashadun Nobi, Seong Eun Maeng, Gyeong Gyun Ha, Jae Woo LEE*.
Effects of global financial crisis on network structure in a local stock market.
Physica A: Statistical Mechanics and its Applications. Volume 407, Pages 135-143, 1 August 2014. [Link] [PDF]
[4] Jae Woo Lee, Seong Eun Maeng, Gyeong-Gyun Ha, Moon Hyeok Lee and Eun Seong Cho.
Applications of Complex Networks on Analysis of World Trade Network.
Journal of Physics: Conference Series. Volume 410, 012063, 2013 [Link] [PDF]
[5] Ashadun Nobi, Seong Eun Maeng, Gyeong Gyun Ha, Jae Woo LEE*.
Random Matrix Theory and Cross-correlations in Global Financial Indices and Local Stock Market Indices.
Journal of Korean Physical Society. Volume 62, Issue 4, pp 569-574, February 2013. [Link] [PDF]
[1] GyeongMi Gi, Sonya Martin, Gyeong-Gyun Ha, Eun Ji Park*.
Research Trends of Equity in Informal Science Learning and Education: from 2000 to 2017 Multidisciplinary Application of Network Analysis.
The Korean Society of Science & Art. Volume 37, Issue 5, pp 27-45, December 2019.
[1] Gyeong-Gyun Ha, Seon-Young Jeong, and Cheolsun Kang
Community tracking method of temporal graph data using cluster comparison entropy and computer program for the same
Submitted US Patent
[2] Gyeong-Gyun Ha, Cheolsun Kang
System and method for visualization of graph data and computer program for the same.
Korean Patent Registration No. 1020851610000, 2020.
[3] Gyeong-Gyun Ha, Cheolsun Kang
System and method for analysis of hypergraph data and computer program for the same.
Korean Patent Registration No. 1019652770000, 2019.
[4] KwanMo Kim, Gyeong Gyun Ha, Cheolsun Kang
System and method for analysis of data based on graph and computer program for the same.
Korean Patent Registration No. 1019652760000, 2019.
[1] Gyeong-Gyun Ha, Jin Woo*, Sung Chul Jung, Hyun Jong OH, Yong-Sang Kim
Report on 2016 COMS meteorological image radiometric/geometric calibration quality
National issue number: 11-130559-000075-10, March 2017.
[2] All the members of National Meteorological Satellite Center (authors contributed equally)
Technical Development on Satellite Data Application for Operational Weather Service
National issue number: 11-1360000-001390-10, March 2017.
[3] Gyeong-Gyun Ha, Jae-Gwan Kim, Jin Woo*, Sung Chul Jung, Jeong-Sik Kim, Hyuk Jin Yun
Report on 2015 COMS meteorological image radiometric/geometric calibration quality
National issue number: 11-130559-000075-10, February 2016.