Resshift: Efficient diffusion model for image super-resolution by residual shifting

Z Yue, J Wang, CC Loy - Advances in Neural Information …, 2024 - proceedings.neurips.cc
Diffusion-based image super-resolution (SR) methods are mainly limited by the low
inference speed due to the requirements of hundreds or even thousands of sampling steps …

A survey on generative diffusion models

H Cao, C Tan, Z Gao, Y Xu, G Chen… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Deep generative models have unlocked another profound realm of human creativity. By
capturing and generalizing patterns within data, we have entered the epoch of all …

Optimal transport for single-cell and spatial omics

C Bunne, G Schiebinger, A Krause, A Regev… - Nature Reviews …, 2024 - nature.com
High-throughput single-cell profiling provides an unprecedented ability to uncover the
molecular states of millions of cells. These technologies are, however, destructive to cells …

Diffusion Schrödinger bridge matching

Y Shi, V De Bortoli, A Campbell… - Advances in Neural …, 2024 - proceedings.neurips.cc
Solving transport problems, ie finding a map transporting one given distribution to another,
has numerous applications in machine learning. Novel mass transport methods motivated …

Dual diffusion implicit bridges for image-to-image translation

X Su, J Song, C Meng, S Ermon - arXiv preprint arXiv:2203.08382, 2022 - arxiv.org
Common image-to-image translation methods rely on joint training over data from both
source and target domains. The training process requires concurrent access to both …

The emergence of reproducibility and consistency in diffusion models

H Zhang, J Zhou, Y Lu, M Guo, P Wang… - Forty-first International …, 2023 - openreview.net
In this work, we investigate an intriguing and prevalent phenomenon of diffusion models
which we term as" consistent model reproducibility'': given the same starting noise input and …

Multisample flow matching: Straightening flows with minibatch couplings

AA Pooladian, H Ben-Hamu, C Domingo-Enrich… - arXiv preprint arXiv …, 2023 - arxiv.org
Simulation-free methods for training continuous-time generative models construct probability
paths that go between noise distributions and individual data samples. Recent works, such …

Unicontrol: A unified diffusion model for controllable visual generation in the wild

C Qin, S Zhang, N Yu, Y Feng, X Yang, Y Zhou… - arXiv preprint arXiv …, 2023 - arxiv.org
Achieving machine autonomy and human control often represent divergent objectives in the
design of interactive AI systems. Visual generative foundation models such as Stable …

Inversion by direct iteration: An alternative to denoising diffusion for image restoration

M Delbracio, P Milanfar - arXiv preprint arXiv:2303.11435, 2023 - arxiv.org
Inversion by Direct Iteration (InDI) is a new formulation for supervised image restoration that
avoids the so-called" regression to the mean" effect and produces more realistic and …

Improving and generalizing flow-based generative models with minibatch optimal transport

A Tong, N Malkin, G Huguet, Y Zhang… - arXiv preprint arXiv …, 2023 - arxiv.org
Continuous normalizing flows (CNFs) are an attractive generative modeling technique, but
they have thus far been held back by limitations in their simulation-based maximum …