 What is HDR? Perceptual Impact of Luminance and Contrast in Immersive Displays Kenneth Chen,Nathan Matsuda,Jon McElvain,Yang Zhao,Thomas Wan,Qi Sun†,Alexandre Chapiro† ACM SIGGRAPH 2025 We studied how contrast/luminance compression affects user preferences in HDR. project page PDF doi video supplement Your browser does not support the video tag.  Image-GS: Content-Adaptive Image Representation via 2D Gaussians Yunxiang Zhang*,Bingxuan Li*,Alexandr Kuznetsov,Akshay Jindal,Stavros Diolatzis,Kenneth Chen,Anton Sochenov,Anton Kaplanyan,Qi Sun ACM SIGGRAPH 2025 2D gaussians can serve as an effective technique for low bit rate image encoding. project page PDF code Your browser does not support the video tag.  View Synthesis for 3D Computer-Generated Holograms Using Deep Neural Fields Kenneth Chen,Anzhou Wen,Yunxiang Zhang,Praneeth Chakravarthula,Qi Sun Optics Express 2025 Neural networks are trained to predict 3D holograms at novel scene views. project page PDF doi video supplement  Process Only Where You Look: Hardware and Algorithm Co-optimization for Efficient Gaze-Tracked Image Rendering in Virtual Reality Haiyu Wang,Wenxuan Liu,Kenneth Chen,Qi Sun,Sai Qian Zhang ACM/IEEE ISCA 2025 project page PDF doi  Perceptually-Guided Acoustic ``Foveation'' Xi Peng,Kenneth Chen,Iran Roman,Juan Pablo Bello,Qi Sun†,Praneeth Chakravarthula† IEEE VR 2025 We present a perceptual sound source clustering technique. project page PDF doi  PEA-PODs: Perceptual Evaluation of Algorithms for Power Optimization in XR Displays Kenneth Chen,Thomas Wan,Nathan Matsuda,Ajit Ninan,Alexandre Chapiro†,Qi Sun† ACM SIGGRAPH 2024 Best Paper Award (Honorable Mention) We conduct user studies to evaluate display power optimization algorithms. project page PDF doi code video supplement poster award Your browser does not support the video tag.  Exploiting Human Color Discrimination for Memory- and Energy-Efficient Image Encoding in Virtual Reality Nisarg Ujjainkar,Ethan Shahan,Kenneth Chen,Budmonde Duinkharjav,Qi Sun,Yuhao Zhu ACM ASPLOS 2024 A DRAM traffic compression scheme using peripheral color modulation. project page PDF doi code video  Toward Optimized VR/AR Ergonomics: Modeling and Predicting User Neck Muscle Contraction Yunxiang Zhang,Kenneth Chen,Qi Sun ACM SIGGRAPH 2023 Leveraging EMG devices, we developed a model to predict VR neck muscular workload. project page PDF doi code video  Color-Perception-Guided Display Power Reduction for Virtual Reality Budmonde Duinkharjav*,Kenneth Chen *,Abhishek Tyagi,Jiayi He,Yuhao Zhu†,Qi Sun† ACM SIGGRAPH Asia 2022 We measured human sensitivity to peripheral color stimuli via a psychophysical studied, and applied this data to OLED display power optimization. project page PDF doi code video Your browser does not support the video tag. |
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 BlendFusion: Procedural 3D Texturing Assistant with View-Consistent Generative Models Qinchan Li,Finley Torrens,Kenneth Chen,Qi Sun ACM I3D 2025 Best Poster Award Diffusion models can be used for texturing 3D models. project page PDF doi video poster  Towards Learning and Generating Audience Motion from Video Kenneth Chen,Norman I. Badler ACM SCA 2023 | Poster A dataset of audience videos. project page PDF doi video poster  Imperceptible Color Modulation for Power Saving in VR/AR Kenneth Chen,Budmonde Duinkharjav,Nisarg Ujjainkar,Ethan Shahan,Abhishek Tyagi,Jiayi He,Yuhao Zhu,Qi Sun ACM SIGGRAPH 2023 |
Emerging Technologies Demo A demo of the display setup and model from our SIGGRAPH Asia '22 paper. project page PDF doi video |
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| Experience |
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 University of Cambridge | Visiting Scholar, June 2025 - August 2025 Working on image quality metrics, mentored by Prof. Rafał Mantiuk.  Meta |
Research Scientist Intern, June 2024- January 2025 Studied/modeled contrast and luminance preferences in HDR displays, mentored by Dr. Alexandre Chapiro. Meta |
Research Scientist Intern, June 2023 - January 2024 Studied the visibility of display power optimization algorithms, mentored by Dr. Alexandre Chapiro.  Cesium |
Research Scientist Intern, June 2022 - August 2022 Created an audience video dataset, supervised by Prof. Norman I. Badler. |
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| Teaching |
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 CS-GY 9223: Virtual and Augmented Reality, New York University Course Assistant | Fall 2024 |
Prof. Qi Sun CS-GY 6313: Data Visualization, New York University _Course Assistant |
Spring 2023, 2025_ |
Prof. Qi Sun  CS-GY 6533 A: Interactive Computer Graphics, New York University _Course Assistant |
Fall 2021_ |
Prof. Claudio Silva  CS 184: Computer Graphics & Imaging, UC Berkeley _Undergraduate Student Instructor |
Spring 2021_ |
Prof. Ren Ng & Prof. Angjoo Kanazawa |
[slides]  CS 194-26: Intro to Computer Vision and Computational Photography, UC Berkeley _Group Tutor & Reader |
Fall 2020_ |
Prof. Alexei Efros |
