David Charatan

I'm a PhD student at MIT, advised by Vincent Sitzmann.

Publications

MilliVid: Hierarchical Latents for Long-Range Consistency in Video Generation

Ishaan Preetam Chandratreya*, David Charatan*, Basile Van Hoorick, Sergey Zakharov, Vitor Guizilini, Phillip Isola, and Vincent Sitzmann

arXiv paper code website

Meshtryoshka: Differentiable Mesh Rendering for Unbounded Scenes

David Charatan*, Daniel Xu*, Rick Szeliski, George Kopanas, and Vincent Sitzmann

arXiv code website

FlowMap: High-Quality Camera Poses, Intrinsics, and Depth via Gradient Descent

Cameron Smith*, David Charatan*, Ayush Tewari, and Vincent Sitzmann

3DV 2025 paper code website

pixelSplat: 3D Gaussian Splats from Image Pairs for Scalable Generalizable 3D Reconstruction

David Charatan, Sizhe Li, Andrea Tagliasacchi, and Vincent Sitzmann

CVPR 2024 (Oral, Best Paper Runner-Up) paper code website

Benchmarking Pedestrian Odometry: The Brown Pedestrian Odometry Dataset (BPOD)

David Charatan, Hongyi Fan, and Benjamin Kimia

3DV 2022 paper dataset

ShapeMOD: Macro Operation Discovery for 3D Shape Programs

R. Kenny Jones, David Charatan, Paul Guerrero, Niloy J. Mitra, and Daniel Ritchie

SIGGRAPH 2021 paper code website

Motion Annotation Programs: A Scalable Approach to Annotating Kinematic Articulations in Large 3D Shape Collections

Xianghao Xu, David Charatan, Sonia Raychaudhuri, Hanxiao Jiang, Mae Heitmann, Vladimir Kim, Siddhartha Chaudhuri, Manolis Savva, Angel X. Chang, and Daniel Ritchie

3DV 2020 paper code website

Resume

Ph.D., Computer Science

Massachusetts Institute of Technology, Cambridge, MA

2022 – Present

Research Intern

Toyota Research Institute, Los Altos, CA

Summer 2026

Student Researcher

Google DeepMind, San Francisco, CA

Worked with Ben Poole, Aleks Holynski, and Ruiqi Gao.

Summer 2024

Research Engineer

Common Sense Machines, Cambridge, MA

May 2021 – Aug 2022

Sc.B., Computer Engineering

Brown University, Providence, RI

with honors, magna cum laude, 4.0 GPA

2017 – 2021

Software Engineering Intern

Bloomberg L.P., New York, NY

Summer 2020

Software Engineering Intern

Onshape, Cambridge, MA

Summer 2019

Software Engineering Intern

USNR, Woodland, WA

Summer 2018