People

Joohwan Kim

Joohwan Kim is a vision scientist in Nvidia's New Experience research group based in Santa Clara, California. Joohwan received his Ph.D. from Seoul National University in 2009, and was a postdoctoral fellow in University of California, Berkeley until 2015.

Joohwan's current interests are in understanding and improving viewer experience of various types of displays, especially regarding esports.

Research Area(s)
Applied Perception
Artificial Intelligence and Machine Learning
Computational Photography and Imaging
Computer Graphics
Computer Vision
Esports
VR, AR and Display Technology
Main Field of Interest
Human Computer Interaction
Google Scholar
https://scholar.google.com/citations?user=vnC7UVcAAAAJ&hl=en

Publications

2024

Is Less More? Rendering for Esports
Benjamin Watson, Josef Spjut, Joohwan Kim, Byungjoo Lee, Mijin Yoo, Peter Shirley, Rulon Raymond
IEEE Computer Graphics and Applications

2023

Constant Field of View Display Size Effects on First-Person Aiming Time
Josef Spjut, Ben Boudaoud, Joohwan Kim
Frontiers in Optics 2023
Rethinking Display Requirements for Esports and High Interactivity Applications
Joohwan Kim, Josef Spjut, Ben Boudaoud, Benjamin Watson, Turner Whitted
SID
Less is More: Rendering for Esports
Benjamin Watson, Joohwan Kim, Josef Spjut, Peter Shirley, Byungjoo Lee
SIGGRAPH Frontiers Workshop
Mouse Sensitivity in First-person Targeting Tasks
Ben Boudaoud, Josef Spjut, Joohwan Kim
IEEE Transactions on Games

2022

Display Size and Targeting Performance: Small Hurts, Large May Help
Joohwan Kim, Arjun Madhusudan, Benjamin Watson, Ben Boudaoud, Roland Tarrazo, Josef Spjut
SIGGRAPH Asia 2022
Esports and expertise: what competitive gaming can teach us about mastery
Ben Boudaoud, Josef Spjut, Joohwan Kim, Arjun Madhusudan, Benjamin Watson
ACM Interactions
Mouse Sensitivity in First-person Targeting Tasks
Ben Boudaoud, Josef Spjut, Joohwan Kim
IEEE Conference on Games
FirstPersonScience: An Open Source Tool for Studying FPS Esports Aiming
Ben Boudaoud, Josef Spjut, Pyarelal Knowles, Arjun Madhusudan, Joohwan Kim
SIGGRAPH Talks

2021

Noise-Aware Video Saliency Prediction
Ekta Prashnani, Orazio Gallo, Joohwan Kim, Josef Spjut, Pradeep Sen, Iuri Frosio
The British Machine Vision Conference (BMVC) - 2021
Gaming at Warp Speed: Improving Aiming with Late Warp
Ben Boudaoud, Pyarelal Knowles, Joohwan Kim, Josef Spjut
SIGGRAPH Emerging Technologies
A Case Study of First Person Aiming at Low Latency for Esports
Josef Spjut, Ben Boudaoud, Joohwan Kim
Esports and High Performance HCI Workshop
Robust Vision-Based Cheat Detection in Competitive Gaming
Aditya Jonnalagadda, Iuri Frosio, Seth Schenider, Morgan McGuire, Joohwan Kim
I3D ’21

2020

Post-Render Warp with Late Input Sampling Improves Aiming Under High Latency Conditions
Joohwan Kim, Pyarelal Knowles, Josef Spjut, Ben Boudaoud, Morgan McGuire
High Performance Graphics 2020
Eccentricity Effects on Blur and Depth Perception
Qi Sun, Fu-Chung Huang, Li-Yi Wei, David Luebke, Arie Kaufman, Joohwan Kim
Optics Express

2019

Latency of 30 ms Benefits First Person Targeting Tasks More Than Refresh Rate Above 60 Hz
Josef Spjut, Ben Boudaoud, Kamran Binaee, Jonghyun Kim, Zander Majercik, Morgan McGuire, David Luebke, Joohwan Kim
Siggraph Asia Technical Briefs
FirstPersonScience: Quantifying Psychophysics for First Person Shooter Tasks
Josef Spjut, Ben Boudaoud, Kamran Binaee, Zander Majercik, Morgan McGuire, Joohwan Kim
UCI Esports Conference
Esports Arms Race: Latency and Refresh Rate for Competitive Gaming Tasks
Joohwan Kim, Josef Spjut, Morgan McGuire, Zander Majercik, Ben Boudaoud, Rachel Albert, David Luebke
Journal of Vision
Foveated AR: Dynamically-Foveated Augmented Reality Display
Jonghyun Kim, Youngmo Jeong, Michael Stengel, Kaan Akşit, Rachel Albert, Ben Boudaoud, Trey Greer, Joohwan Kim, Ward Lopes, Zander Majercik, Peter Shirley, Josef Spjut, Morgan McGuire, David Luebke
SIGGRAPH 2019 Technical Paper
NVGaze: An Anatomically-Informed Dataset for Low-Latency, Near-Eye Gaze Estimation
Joohwan Kim, Michael Stengel, Alexander Majercik, Shalini De Mello, David Dunn, Samuli Laine, Morgan McGuire, David Luebke
ACM Conference on Human-Computer-Interaction (CHI) 2019

2017

Perceptually-Guided Foveation for Light Field Displays
Qi Sun, Fu-Chung Huang, Joohwan Kim, Li-Yi Wei, David Luebke, Arie Kaufman
ACM SIGGRAPH ASIA 2017
Latency Requirements for Foveated Rendering in Virtual Reality
Rachel Albert, Anjul Patney, David Luebke, Joohwan Kim
ACM Transactions on Applied Perception (TAP) - Special Issue SAP 2017

2016

Towards Foveated Rendering for Gaze-Tracked Virtual Reality
Anjul Patney, Marco Salvi, Joohwan Kim, Anton Kaplanyan, Chris Wyman, Nir Benty, David Luebke, Aaron Lefohn
ACM Transactions on Graphics (Proceedings of SIGGRAPH Asia)
Perceptually-Based Foveated Virtual Reality
Anjul Patney, Joohwan Kim, Marco Salvi, Anton Kaplanyan, Chris Wyman, Nir Benty, Aaron Lefohn, David Luebke
SIGGRAPH Emerging Technologies