Isaac Cho, Ph.D.

Research Scientist at the Charlotte Visualization Center

About me


I am a Research Associate at the Charlotte Visualization Center. My main research interests are Virtual Environment, 3D User Interface, Interaction Technique, Human Computer Interaction, Visual Analytics and interactive 3D/2D visualization . I received a Ph.D. in computer science from the University of North Carolina at Charlotte in 2013.

News

  • The papers "CrystalBall: A Visual Analytic System for Future Event Discovery and Analysis from Social Media Data" and "The Anchoring Effect in Decision-Making with Visual Analytics" got accepted to IEEE VAST 2017 as conference track papers
  • I joined the international program committee on ACM SUI (Spatial User Interaction) 2017.
  • I gave a presentation at EPRI Grid Analytics and Power Quality conference and exhibits 2017.
  • I am invited to give a presentation at EPRI's Distribution Modernization Demonstration (DMD) advisory meeting in Secramento
  • The paper "Evaluation of a Bimanual Simultaneous 7DOF Interaction Technique in Virtual Environment" is introduced in the book "3D User Interfaces: Theory and Practice" Thanks LaViola et al.!
  • The paper "Urban Space Explorer: A Visual Analytics System for Understanding Urban Social Media Activities" got accepted to IEEE Computer Graphics and Applications
  • Publications


    2017

    CrystalBall: A Visual Analytic System for Future Event Discovery and Analysis from Social Media Data,

    I. Cho, R. Wesslen, S. Volkova, W. Ribarsky, and W. Dou

    IEEE Visual Analytics Science and Technology (VAST), 2017, To appear

    The Anchoring Effect in Decision-Making with Visual Analytics,

    I. Cho, R. Wesslen, A. Karduni, S. Santhanam, S. Shaikh and W. Dou

    IEEE Visual Analytics Science and Technology (VAST), 2017, To appear

    Urban Space Explorer: A Visual Analytics System for Understanding Urban Social Media Activities,

    A. Karduni, I. Cho, G. Wessel, W. Ribarsky, E. Sauda, and W. Dou

    IEEE Computer Graphics and Applications (CGA), 2017, To appear

    Urban Activity Explorer: Visual Analytics and Planning Support Systems,

    A. Karduni, I. Cho, G. Wessel, W. Ribarsky, E. Sauda, and W. Dou

    Book Chapter: Planning Support Science for Smarter Urban Futures, Publisher: Springer International Publishing

           

    Multi-Scale 7DOF View Adjustment

    I. Cho , J. Li, Z. Wartell

    IEEE Transactions on Visualization and Computer Graphics (TVCG), 2017

           

    Space-Time Kernel Density Estimation for Real-Time Interactive Visual Analytics

    T. Eaglin, I. Cho , W. Ribarsky

    Proceedings of the 50th Hawaii International Conference on System Sciences

           

    2016

    A Survey on Visual Analysis Approaches for Financial Data

    S. Ko, I. Cho , S. Afzal, C. Yau, J. Chae, A. Malik, K. Beck, Y. Jang, W. Ribarsky, D. S. Ebert

    Computer Graphics Forum

           

    2015

    VAiRoma: A Visual Analytics System for Making Sense of Places, Times, and Events in Roman History

    Cho, I. ,Dou, W., Wang, X., Sauda, E. and Ribarsky, W.

    IEEE Transactions on Visualization and Computer Graphics (TVCG), 2015

                   

    DemographicVis: Analyzing Demographic Information based on User Generated Content

    Dou, W., Cho, I., ElTayeby, O., Choo, J. and Ribarsky, W.

    IEEE Visual Analytics Science and Technology (VAST), 2015

               

    Comparison of Device-Based, One and Two-Handed 7DOF Manipulation Techniques

    Feng, J. Cho, I., and Wartell, Z.

    ACM Spatial User Interface (SUI), Los Angeles, CA, August, 2015

           

    Evaluation of a Bimanual Simultaneous 7DOF Interaction Technique in Virtual Environments

    Cho, I. and Wartell, Z.

    3D User Interfaces (3DUI) , IEEE Symposium, March, 2015, Arles, France

               

    Evaluation of 3D Virtual Cursor Offset Techniques for Navigation Tasks in a Multi-DisplayVirtual Environment

    Li, J., Cho, I. and Wartell, Z.

    ACM Spatial User Interface (SUI), Los Angeles, CA, August, 2015

               

    2014

    Evaluating Dynamic-Adjustment of Stereo View Parameters in a Multi-Scale Virtual Environment

    Cho, I., Li, J. and Wartell, Z.

    3D User Interfaces (3DUI) , IEEE Symposium, March, 2014, Minneapolis, MN

               

    HyFinBall: a Bimanual Hybrid User Interface for Cross-Dimensional Visualization

    Cho, I., Wang, X. and Wartell, Z.

    Visualization and Data Analysis (VDA), IS&T / SPIE Electronic Imaging Feb 2014, San Francisco, CA

               

    Stereo and Motion Effect on Depth Judgment for Volumetric Dataset

    Cho, I., Wartell, Z., Dou, W., Wang, X. and Ribarsky, W.

    Stereoscopic Displays and Applications (SDnA), IS&T / SPIE Electronic Imaging, Feb 2014, San Francisco, CA

           

    2013

    Bimanual Stereoscopic Interaction for 3D Visualization

    Cho, I.

    Ph.D. Thesis, University of North Carolina at Charlotte, August 2013

       

    [Workshop]Volumetric Selection with the HyBall User Interface

    Cho, I., and Wartell, Z.

    1st Workshop on Immersive Volumetric Interaction (WIVI 2013) at IEEE VR Workshop, Orlando, FL

    2012

    Towards Utilizing Heterogeneous Analytics Interfaces in Coastal Infrastructure Management

    Wang, X., Butkiewicz, T., Cho, I., and Wartell, Z.

    Charlotte Visualization Center: Technical Report, CVC-UNCC-12-15, University of North Carolina at Charlotte. March 2012

    Evaluating Depth Perception of Volumetric Data in Semi-Immersive VR

    Cho, I., Dou, W., Wang, X., Wartell, Z., and Ribarsky, W.

    In Proceedings of the International Working Conference on Advanced Visual Interfaces (AVI '12)

           

    [Poster]Evaluating Depth Perception of Volumetric Data in Semi-Immersive VR

    Cho, I., Dou, W., Wang X., Wartell, Z., and Ribarsky, W.

    Virtual Reality Workshops (VR), 2012 IEEE , vol., no., pp.95-96, 4-8 March 2012.

           

    Earlier

    Real-time Image Scanning System for detecting tunnel cracks using linescan cameras

    Chang Geun Song, Dong Hyun Jeong, Young Rin Kim, Isaac Cho, Eun ju Kim, Kang Moon Lee, Kwang Won Jin

    journal of Korea multimedia Society, Vol. 10, No. 6 (2007)

    Research


    Visual Analytics

    Cho15b (VAiRoma)
    Dou15 (DemographicVis)
    Video:VAiRoma1
    Video:VAiRoma2
    Video:DemographicVis
    Info:VAiRoma
    Interface: VAiRoma
    Interface: DemographicVis

    3D User Interface for VR

    Cho15a (Spindle+Wheel)
    Feng15 (6+1DOF input)
    Cho14b (HyFinBall)
    Video: Spindle+Wheel
    Video: HyFinBall

    Multi-Scale Virtual Environment Interaction Techniques

    Li15 (Cursor offset)
    Cho14c: Auto Adjustment
    Video: Cursor offset
    Video: Auto adjustment

    Perception of 3D Volumetric Data in VR

    Cho12b
    Cho14a