Alexander Mai

PhD Student at UCSD advised by Falko Kuester. Studying 3D graphics + vision, with a focus on NeRFs.

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Research

Currently a radiance field head but open to studying other topics, like RL.

Radiance Meshes for Volumetric Reconstruction
Alexander Mai, Trevor Hedstrom, Janne Kontkannen, George Kopanas, Falko Kuester, Jonathan T. Barron,
Arxiv, 2025  
project page / arXiv

Optimizing tetrahedral meshes for NeRF!

EVER: Exact Volumetric Ellipsoid Rendering for Real-time View Synthesis
Alexander Mai, Peter Hedman, George Kopanas, Dor Verbin, David Futschik, Qiangeng Xu, Falko Kuester, Jonathan T. Barron, Yinda Zhang
ICCV, 2025   (Oral Presentation)
project page / arXiv

Raytracing constant-density ellipsoids yields more accurate and flexible radiance fields than splatting Gaussians, and still runs in real-time.

NMF: Neural Microfacet Fields for Inverse Rendering
Alexander Mai, Dor Verbin, Falko Kuester, Sara Fridovich-Keil,
ICCV, 2023  
project page / arXiv

A method for recovering materials, geometry (volumetric density), and environmental illumination from a collection of images of a scene.


After struggling with web technology, I have stolen this website's code from Jon Barron's source code. Do not scrape the HTML from this page itself, as it includes analytics tags that you do not want on your own website — use the github code instead.