Aliaksandr Siarohin

Researcher, Snap Inc.

3 papers at NeurIPS 2025

OpenReview· Semantic Scholar· Google Scholar

Poster Session 1

Wednesday, December 3, 2025 · 11:00 AM → 2:00 PM

DenseDPO: Fine-Grained Temporal Preference Optimization for Video Diffusion Models

#4402 Spotlight · Ziyi Wu, Anil Kag, Ivan Skorokhodov, Willi Menapace, Ashkan Mirzaei, Igor Gilitschenski, Sergey Tulyakov, Aliaksandr Siarohin

We propose an improved DPO method tailored towards video diffusion models

Poster Session 3

1 paper

Thursday, December 4, 2025 · 11:00 AM → 2:00 PM

Exhibit Hall C,D,E

Fused View-Time Attention and Feedforward Reconstruction for 4D Scene Generation

#4504 · Chaoyang Wang, Ashkan Mirzaei, Vidit Goel, Willi Menapace, Aliaksandr Siarohin, Michael Vasilkovsky, Ivan Skorokhodov, Vladislav Shakhrai, Sergei Korolev, Sergey Tulyakov, Peter Wonka

We propose a first framework that can compute a 4D spatio-temporal grid of video frames and 3D Gaussian point clouds for each time step in a feed-forward architecture.

Poster Session 6

1 paper

Friday, December 5, 2025 · 4:30 PM → 7:30 PM

Exhibit Hall C,D,E

Improving Progressive Generation with Decomposable Flow Matching

#4908 · Moayed Haji-Ali, Willi Menapace, Ivan Skorokhodov, Arpit Sahni, Sergey Tulyakov, Vicente Ordonez, Aliaksandr Siarohin