Interactive Visual Analysis and Data Exploration Research


Lab.: http://ivaderlab.unist.ac.kr/

Open positions)
*I am looking for motivated undergraduate research interns and graduate students. Email me if you are interested in working with me.

Important! To join my lab, you should contact me first before you apply.  

Desired programing skills) Any combination of C++, Java, Python, TensorFlow, OpenGL, Unity, Web development skills (JavaScript, D3.js, Vue.js, WebGL, jQuery, Django, Bootstrap, MongoDB, Flask ...). 

Sungahn Ko (고성안) 

Assistant Professor

School of Electrical & Computer Engineering

UNIST (Ulsan National Institute of Science & Technology), Korea

Office:  Bldg. 106 401-10

Tel: +82 52 217 2161, Fax: 052-217-2128


  •  Ph.D. Purdue Univ., 2014 (Advisors: Dr. David Ebert, Dr. Niklas Elmqvist)
  •  M.S. KAIST, 2008 (Advisor: Dr. Kyu Ho Park)
  •  B.E. Korea Univ., 2006


Research areas

Current Research Interests:
  • Visual analytics (with Machine Learning/Deep Learning/Data Mining)
  • Information visualization
  • HCI (Human-Computer Interaction)
  • Recommender Systems
  • User Interface and Software Design and Evaluation (UI/UX Design)
  • Human Perception/Cognitive Science
  • Social Computing/Social Data Analysis
  • Human Factors (in VR/AR/Mobile Devices)

MS-PhD Students:

Kihwan Kim (B.E., UNIST MGT/CSE)

Hong Jun Yang (B.E., UNIST CSE)

Hwiyeon Kim (B.E., UNIST ID/CSE)

Gorahk Parsad

M.S. Students:

Juyoung Oh (UNIST CSE, ETRI intern, 2016 Winter)

Chunggi Lee (B.E., UNIST CSE)

Dongyun Han (B.E., UNIST CSE)

Yunha Han (B.E., Catholic Univ.,  Media/CSE)

Undergraduates Interns:

Jeongmin Yu (CSE)


ITP 701, 703 Engineering Programming (2017 SPR)

CSE 24101 Object-oriented programing (2016 SPR, 2017 Fall, 2018 Fall)

CSE 48001 Information Visualization (2016 Fall), Human-Computer Interaction (2018 Spr)

ECE 52401 Software Engineering (2016 Fall)

CSE 61001 Visual Analytics (2017 Fall), Advanced Human-Computer Interaction (2018 Spr), Advanced Information Vis.(2019 SPR)

Professional Activities

Paper Reviewer: 

IEEE VIS, 2016, 2017, 2018

ACM CHI Conference on Human Factors in Computing Systems (CHI), 2018

ACM Designing Interactive Systems (DIS), 2018

Hawaii International Conference on System Sciences (HICSS), 2018

IEEE Pacific Visualization, 2017, 2018

EG/VGTC Conference on Visualization (EuroVis), 2017

IEEE Computer Graphics and Applications (CG&A), 2017

IEEE Transactions on Intelligent Transportation Systems, 2016


IEEE Pacific Visualization, Sponsorship chair (2017) & Visualization Notes Committee (2018)


UNIST ECE: http://ece.unist.ac.kr/

UNIST Address: 401-10, Bldg. 106, 50, UNIST-gil, Ulsan 44919, Republic of Korea.

우편번호 44919, 울산광역시 울주군 언양읍 유니스트길 50, 울산과학기술원, 106동 401-10

Lab: 106동 303호