Nhi Pham

I'm a PhD student at the Max Planck Institute for Informatics in Saarbrücken, Germany, where I am advised by Prof. Bernt Schiele and Dr. Jonas Fischer. As part of PhD preparatory phase, I was jointly supervised by Prof. Adam Kortylewski.

Before this, I received my B.S in Computer Science and Mathematics at New York University, where I worked on computational linguistics with Prof. Adam Meyers, and on operator theory with Prof. Ilya Spitkovsky. I also interned at Goldman Sachs, Amazon AWS AI, and Meta (Facebook).

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News

10.2026  Recognized as a Top Reviewer (Top 8%) at NeurIPS 2026!

09.2026  Our paper TrackTok is accepted at NeurIPS 2026. See you in Sydney!

09.2026  Great turnout at our ECCV 2026 workshop World Models in the Loop - thanks to our speakers and attendees!

05.2026  Our paper CAVE received an oral presentation ✨ at XAI4CV@CVPR 2026! See you in Denver!

04.2026  Our workshop on World Models in the Loop is accepted at ECCV 2026. See you in Malmö!

04.2026  Accepted at ICVSS 2026. See you in Sicily!

01.2026  Our paper CAVE is accepted at ICLR 2026. Check it out!

Featured Research

My current research interest lies in geometric representation learning, with an emphasis on interpretable and robust vision models grounded in 3D structure. I am also interested in extending these ideas to video diffusion models, where learning holistic, geometry-aware tokens can support structured reconstruction and generation over time. In my previous life, I enjoyed playing around with special matrices and their eigenvalues.

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RoboWorM: Evaluating Movement Realism, Consistency and Acceleration Affects in Embodied Video World Models
Doanh Le Thien*, Viet-Thanh Nguyen*, Pham Tri Quang*, Nhi Pham, Christopher Wewer, …, Jonas Fischer, An Thai Le, Daniel Sonntag, Gim Hee Lee, James Zou, Mathias Niepert, Jan Peters, Duy Minh Ho Nguyen, et al.
(*equal contribution)
Under submission

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ToMATOS: Tokens Meaningfully Aligned To Object Semantics
Shubham Dokania, Nhi Pham, Philipp Slusallek, Bernt Schiele, Jonas Fischer
Under submission

TrackTok: Object-Centric Video Tokenization with Semantically Persistent Tokens
Nhi Pham*, Christopher Wewer*, Bernt Schiele, Jonas Fischer†, Jan Eric Lenssen†
(*equal contribution, †equal senior advisorship)
NeurIPS 2026

A tokenization method for object-centric video representation that maintains object clustering across frames and improves video generation in latent space.

Interpretable 3D Neural Object Volumes for Robust Conceptual Reasoning (CAVE)
Nhi Pham, Artur Jesslen, Bernt Schiele, Adam Kortylewski†, Jonas Fischer†
(†equal senior advisorship)
ICLR 2026
paper / arXiv / project page / code

Interpretable, 3D-consistent object concepts learned from neural object volumes, with robust classification under distribution shift and a new metric for 3D concept consistency.

H-POPE: Hierarchical Polling-based Probing Evaluation of Hallucinations in Large Vision-Language Models
Nhi Pham*, Michael Schott*
Statistical Foundations of LLMs and Foundation Models Workshop, NeurIPS 2024
paper

A coarse-to-fine-grained benchmark that systematically assesses hallucination in object existence and attributes.

On 3-by-3 Row Stochastic Matrices
Nhi Pham, Ilya Spitkovsky
Special Matrices 2023
paper

The known constructive tests for the shapes of the numerical ranges in the 3-by-3 case are further specified when the matrices in question are row stochastic. Auxiliary results on the unitary (ir)reducibility of such matrices are also obtained.

Talks

05.2026  Efficient Visual Latent Representation, Computer Vision and Multimodal Learning Un-Workshop, Tübingen AI Center

04.2025  Escaping Plato's Cave: Seeing through Explicit Representation, Generative Intelligence Lab

Others

Academic Service

Top Reviewer:   NeurIPS 26 (top 8%)
Reviewer:   NeurIPS 26, T-PAMI 26

Graduate Teaching

Teaching Assistant, Explainable Machine Learning (ExML) Seminar, Winter 2025/26
Teaching Assistant, High-level Computer Vision, Summer 2025, Summer 2026
Teaching Assistant, Neural Networks: Theory and Implementation, Winter 2024/25

Source code and design are borrowed from Jon Barron's website.