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Zehao Dou

6 accepted papers

2025

Diffusion Transformer Captures Spatial-Temporal Dependencies: A Theory for Gaussian Process Data

ICLR 2025poster

Diffusion Transformer, the backbone of Sora for video generation, successfully scales the capacity of diffusion models, pioneering new avenues for high-fidelity sequential data generation. Unlike static data such as images, sequential data consists of consecutive data frames indexed by time, exhibit…

Cited by 3Source ↗PDF ↗Scholar ↗
2025

Is Your Diffusion Model Actually Denoising?

NeurIPS 2025poster

We study the inductive biases of diffusion models with a conditioning-variable, which have seen widespread application as both text-conditioned generative image models and observation-conditioned continuous control policies. We observe that when these models are queried conditionally, their generati…

Cited by 1Source ↗Scholar ↗
2024

Theory of Consistency Diffusion Models: Distribution Estimation Meets Fast Sampling

ICML 2024poster

Diffusion models have revolutionized various application domains, including computer vision and audio generation. Despite the state-of-the-art performance, diffusion models are known for their slow sample generation due to the extensive number of steps involved. In response, consistency models have…

Cited by 13Source ↗PDF ↗Scholar ↗