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Axel Sauer

7 accepted papers

2024

Scaling Rectified Flow Transformers for High-Resolution Image Synthesis

ICML 2024oral

Diffusion models create data from noise by inverting the forward paths of data towards noise and have emerged as a powerful generative modeling technique for high-dimensional, perceptual data such as images and videos. Rectified flow is a recent generative model formulation that connects data and no…

Cited by 1056SourcePDFScholar
2023

StyleGAN-T: Unlocking the Power of GANs for Fast Large-Scale Text-to-Image Synthesis

ICML 2023oral

Text-to-image synthesis has recently seen significant progress thanks to large pretrained language models, large-scale training data, and the introduction of scalable model families such as diffusion and autoregressive models. However, the best-performing models require iterative evaluation to gener…

2022

VoxGRAF: Fast 3D-Aware Image Synthesis with Sparse Voxel Grids

NeurIPS 2022accept

State-of-the-art 3D-aware generative models rely on coordinate-based MLPs to parameterize 3D radiance fields. While demonstrating impressive results, querying an MLP for every sample along each ray leads to slow rendering. Therefore, existing approaches often render low-resolution feature maps and p…