collaborators

5 papers

cs.LG2026

ZeroSiam: An Efficient Asymmetry for Test-Time Entropy Optimization without Collapse

Guohao Chen, Shuaicheng Niu, Deyu Chen +5

Test-time entropy minimization helps adapt a model to novel environments and incentivize its reasoning capability, unleashing the model's potential during inference by allowing it…

cs.CV2026

UniLight: A Unified Representation for Lighting

Zitian Zhang, Iliyan Georgiev, Michael Fischer +3

Lighting has a strong influence on visual appearance, yet understanding and representing lighting in images remains notoriously difficult. Various lighting representations exist, s…

cs.CV2025

Improving the color accuracy of lighting estimation models

Zitian Zhang, Joshua Urban Davis, Jeanne Phuong Anh Vu +2

Advances in high dynamic range (HDR) lighting estimation from a single image have opened new possibilities for augmented reality (AR) applications. Predicting complex lighting envi…

cs.AI2025

Enhancing User-Oriented Proactivity in Open-Domain Dialogues with Critic Guidance

Yufeng Wang, Jinwu Hu, Ziteng Huang +10

Open-domain dialogue systems aim to generate natural and engaging conversations, providing significant practical value in real applications such as social robotics and personal ass…

cs.CV2025

ZeroComp: Zero-shot Object Compositing from Image Intrinsics via Diffusion

Zitian Zhang, Frédéric Fortier-Chouinard, Mathieu Garon +2

We present ZeroComp, an effective zero-shot 3D object compositing approach that does not require paired composite-scene images during training. Our method leverages ControlNet to c…