Sungahn Ko

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 35

Top Topics

Traffic Assignment

Microscopy Images

Movement Patterns

Grand Challenge

Top Venues

IEEE Trans. Vis. Comput. Graph.

Publications

Hyunwook Lee, Sungahn Ko
TESTAM: A Time-Enhanced Spatio-Temporal Attention Model with Mixture of Experts. CoRR (2024)
Hwiyeon Kim, Joohee Kim, Yunha Han, Hwajung Hong, Oh-Sang Kwon, Young-Woo Park, Niklas Elmqvist, Sungahn Ko, Bum Chul Kwon
Towards Visualization Thumbnail Designs That Entice Reading Data-Driven Articles. IEEE Trans. Vis. Comput. Graph. 30 (8) (2024)
Hyunwook Lee, Sungahn Ko
TESTAM: A Time-Enhanced Spatio-Temporal Attention Model with Mixture of Experts. ICLR (2024)
Hwiyeon Kim, Joohee Kim, Yunha Han, Hwajung Hong, Oh-Sang Kwon, Young-Woo Park, Niklas Elmqvist, Sungahn Ko, Bum Chul Kwon
Towards Visualization Thumbnail Designs that Entice Reading Data-driven Articles. CoRR (2023)
Seungmin Jin, Hyunwook Lee, Cheonbok Park, Hyeshin Chu, Yunwon Tae, Jaegul Choo, Sungahn Ko
A Visual Analytics System for Improving Attention-based Traffic Forecasting Models. IEEE Trans. Vis. Comput. Graph. 29 (1) (2023)
Minjeong Shin, Joohee Kim, Yunha Han, Lexing Xie, Mitchell Whitelaw, Bum Chul Kwon, Sungahn Ko, Niklas Elmqvist
Roslingifier: Semi-Automated Storytelling for Animated Scatterplots. IEEE Trans. Vis. Comput. Graph. 29 (6) (2023)
Hyeshin Chu, Joohee Kim, Seongouk Kim, Hongkyu Lim, Hyunwook Lee, Seungmin Jin, Jongeun Lee, Taehwan Kim, Sungahn Ko
An Empirical Study on How People Perceive AI-generated Music. CIKM (2022)
Chunggi Lee, Juyoung Oh, Seungmin Jin, Isaac Cho, Sungahn Ko
A Graphical Workflow Exploration Environment For Visual Analytics. CoRR (2022)
Hyunwook Lee, Chunggi Lee, Hongkyu Lim, Sungahn Ko
TILDE-Q: A Transformation Invariant Loss Function for Time-Series Forecasting. CoRR (2022)
Seungmin Jin, Hyunwook Lee, Cheonbok Park, Hyeshin Chu, Yunwon Tae, Jaegul Choo, Sungahn Ko
A Visual Analytics System for Improving Attention-based Traffic Forecasting Models. CoRR (2022)
Juyoung Oh, Chunggi Lee, Hwiyeon Kim, Kihwan Kim, Oh-Sang Kwon, Eric D. Ragan, Bum Chul Kwon, Sungahn Ko
An Empirical Study on the Relationship Between the Number of Coordinated Views and Visual Analysis. CoRR (2022)
Dongyun Han, Gorakh Parsad, Hwiyeon Kim, Jaekyom Shim, Oh-Sang Kwon, Kyung A. Son, Jooyoung Lee, Isaac Cho, Sungahn Ko
HisVA: A Visual Analytics System for Studying History. IEEE Trans. Vis. Comput. Graph. 28 (12) (2022)
Hyunwook Lee, Seungmin Jin, Hyeshin Chu, Hongkyu Lim, Sungahn Ko
Learning to Remember Patterns: Pattern Matching Memory Networks for Traffic Forecasting. ICLR (2022)
Dongyun Han, Gorakh Parsad, Hwiyeon Kim, Jaekyom Shim, Oh-Sang Kwon, Kyung A. Son, Jooyoung Lee, Isaac Cho, Sungahn Ko
HisVA: A Visual Analytics System for Studying History. CoRR (2021)
Yunha Han, Hwiyeon Kim, Hyeshin Chu, Joohee Kim, Hyunwook Lee, Seunghyeong Choe, Dooyoung Jung, Dongil Chung, Bum Chul Kwon, Sungahn Ko
Wait, Let's Think about Your Purchase Again: A Study on Interventions for Supporting Self-Controlled Online Purchases. WWW (2021)
Hyunwook Lee, Seungmin Jin, Hyeshin Chu, Hongkyu Lim, Sungahn Ko
Learning to Remember Patterns: Pattern Matching Memory Networks for Traffic Forecasting. CoRR (2021)
Hyunwook Lee, Cheonbok Park, Seungmin Jin, Hyeshin Chu, Jaegul Choo, Sungahn Ko
An Empirical Experiment on Deep Learning Models for Predicting Traffic Data. ICDE (2021)
Junyoung Choi, David Grant Colburn Hildebrand, Jungmin Moon, Tran Minh Quan, Tuan Tran Anh, Sungahn Ko, Won-Ki Jeong
ZeVis: A Visual Analytics System for Exploration of a Larval Zebrafish Brain in Serial-Section Electron Microscopy Images. IEEE Access 9 (2021)
Hyunwook Lee, Cheonbok Park, Seungmin Jin, Hyeshin Chu, Jaegul Choo, Sungahn Ko
An Empirical Experiment on Deep Learning Models for Predicting Traffic Data. CoRR (2021)
Jaebak Hwang, Sungahn Ko, Tsz-Chiu Au
Calibrating Dynamic Traffic Assignment Models by Parallel Search using Active-CMA-ES. ITSC (2021)
Cheonbok Park, Chunggi Lee, Hyojin Bahng, Yunwon Tae, Seungmin Jin, Kihwan Kim, Sungahn Ko, Jaegul Choo
ST-GRAT: A Novel Spatio-temporal Graph Attention Networks for Accurately Forecasting Dynamically Changing Road Speed. CIKM (2020)
Chunggi Lee, Sanghoon Kim, Dongyun Han, Hongjun Yang, Youngwoo Park, Bum Chul Kwon, Sungahn Ko
GUIComp: A GUI Design Assistant with Real-Time, Multi-Faceted Feedback. CoRR (2020)
Chunggi Lee, Yeonjun Kim, Seungmin Jin, Dongmin Kim, Ross Maciejewski, David S. Ebert, Sungahn Ko
A Visual Analytics System for Exploring, Monitoring, and Forecasting Road Traffic Congestion. IEEE Trans. Vis. Comput. Graph. 26 (11) (2020)
Chunggi Lee, Sanghoon Kim, Dongyun Han, Hongjun Yang, Youngwoo Park, Bum Chul Kwon, Sungahn Ko
GUIComp: A GUI Design Assistant with Real-Time, Multi-Faceted Feedback. CHI (2020)
Kihwan Kim, Sanghoon Kim, Chunggi Lee, Sungahn Ko
Modeling Exploration/Exploitation Decisions through Mobile Sensing for Understanding Mechanisms of Addiction. MobiSys (2019)
Hwiyeon Kim, Juyoung Oh, Yunha Han, Sungahn Ko, Matthew Brehmer, Bum Chul Kwon
Thumbnails for Data Stories: A Survey of Current Practices. IEEE VIS (Short Papers) (2019)
Hwiyeon Kim, Juyoung Oh, Yunha Han, Sungahn Ko, Matthew Brehmer, Bum Chul Kwon
Thumbnails for Data Stories: A Survey of Current Practices. CoRR (2019)
Cheonbok Park, Chunggi Lee, Hyojin Bahng, Taeyun won, Kihwan Kim, Seungmin Jin, Sungahn Ko, Jaegul Choo
STGRAT: A Spatio-Temporal Graph Attention Network for Traffic Forecasting. CoRR (2019)
Yunha Han, Chunggi Lee, Sanghoon Kim, Sungahn Ko
System Architecture for Progressive Augmented Reality. MobiSys (2019)
Sungahn Ko, Isaac Cho, Shehzad Afzal, Calvin Yau, Junghoon Chae, Abish Malik, K. Beck, Yun Jang, William Ribarsky, David S. Ebert
A Survey on Visual Analysis Approaches for Financial Data. Comput. Graph. Forum 35 (3) (2016)
Jiawei Zhang, Benjamin Ahlbrand, Abish Malik, Junghoon Chae, Zhiyu Min, Sungahn Ko, David S. Ebert
A Visual Analytics Framework for Microblog Data Analysis at Multiple Scales of Aggregation. Comput. Graph. Forum 35 (3) (2016)
Jieqiong Zhao, Guizhen Wang, Junghoon Chae, Hanye Xu, Siqaio Chen, William Hatton, Sherry Towers, Mahesh Babu Gorantla, Benjamin Ahlbrand, Jiawei Zhang, Abish Malik, Sungahn Ko, David S. Ebert
ParkAnalyzer: Characterizing the movement patterns of visitors VAST 2015 Mini-Challenge 1. VAST (2015)
Junghoon Chae, Guizhen Wang, Benjamin Ahlbrand, Mahesh Babu Gorantla, Jiawei Zhang, Siqaio Chen, Hanye Xu, Jieqiong Zhao, William Hatton, Abish Malik, Sungahn Ko, David S. Ebert
Visual analytics of heterogeneous data for criminal event analysis VAST challenge 2015: Grand challenge. VAST (2015)
Victor Y. Chen, Ahmad M. Razip, Sungahn Ko, Cheryl Z. Qian, David S. Ebert
Multi-aspect visual analytics on large-scale high-dimensional cyber security data. Inf. Vis. 14 (1) (2015)
William Hatton, Jieqiong Zhao, Mahesh Babu Gorantla, Junghoon Chae, Benjamin Ahlbrand, Hanye Xu, Siqaio Chen, Guizhen Wang, Jiawei Zhang, Abish Malik, Sungahn Ko, David S. Ebert
Visual analytics for detecting communication patterns. VAST (2015)
Sungahn Ko, Jieqiong Zhao, Jing Xia, Shehzad Afzal, Xiaoyu Wang, Greg Abram, Niklas Elmqvist, Len Kne, David Van Riper, Kelly P. Gaither, Shaun Kennedy, William J. Tolone, William Ribarsky, David S. Ebert
VASA: Interactive Computational Steering of Large Asynchronous Simulation Pipelines for Societal Infrastructure. IEEE Trans. Vis. Comput. Graph. 20 (12) (2014)
Sungahn Ko, Shehzad Afzal, Simon J. Walton, Yang Yang, Junghoon Chae, Abish Malik, Yun Jang, Min Chen, David S. Ebert
Analyzing high-dimensional multivaríate network links with integrated anomaly detection, highlighting and exploration. IEEE VAST (2014)
Ross Maciejewski, Avin Pattath, Sungahn Ko, Ryan Hafen, William S. Cleveland, David S. Ebert
Automated Box-Cox Transformations for Improved Visual Encoding. IEEE Trans. Vis. Comput. Graph. 19 (1) (2013)
Yingjie Victor Chen, Ahmad M. Razip, Sungahn Ko, Zhenyu Cheryl Qian, David S. Ebert
SemanticPrism: A multi-aspect view of large high-dimensional data: VAST 2012 Mini Challenge 1 award: Outstanding integrated analysis and visualization. IEEE VAST (2012)
Sungahn Ko, Ross Maciejewski, Yun Jang, David S. Ebert
MarketAnalyzer: An Interactive Visual Analytics System for Analyzing Competitive Advantage Using Point of Sale Data. Comput. Graph. Forum 31 (3pt3) (2012)
KyungTae Kim, Sungahn Ko, Niklas Elmqvist, David S. Ebert
WordBridge: Using Composite Tag Clouds in Node-Link Diagrams for Visualizing Content and Relations in Text Corpora. HICSS (2011)
Sungahn Ko, KyungTae Kim, Tejas D. Kulkarni, Niklas Elmqvist
Applying mobile device soft keyboards to collaborative multitouch tabletop displays: design and evaluation. ITS (2011)
Man-Keun Seo, Sungahn Ko, Youngwoo Park, Kyu Ho Park
NLE-FFS: a flash file system with PRAM for non-linear editing. IEEE Trans. Consumer Electron. 55 (4) (2009)