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相关论文: SPIRiT-Diffusion: SPIRiT-driven Score-Based Genera…

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Diffusion frameworks have achieved comparable performance with previous state-of-the-art image generation models. Researchers are curious about its variants in discriminative tasks because of its powerful noise-to-image denoising pipeline.…

计算机视觉与模式识别 · 计算机科学 2022-12-29 Zhangxuan Gu , Haoxing Chen , Zhuoer Xu , Jun Lan , Changhua Meng , Weiqiang Wang

In this paper, we propose a diffusion model that integrates a representation-conditioning mechanism, where the representations derived from a Vision Transformer (ViT) are used to condition the internal process of a Transformer-based…

机器学习 · 计算机科学 2025-05-13 Kosuke Ukita , Ye Xiaolong , Tsuyoshi Okita

In this work, we explore an untapped signal in diffusion model inference. While all previous methods generate images independently at inference, we instead ask if samples can be generated collaboratively. We propose Group Diffusion,…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Sicheng Mo , Thao Nguyen , Richard Zhang , Nick Kolkin , Siddharth Srinivasan Iyer , Eli Shechtman , Krishna Kumar Singh , Yong Jae Lee , Bolei Zhou , Yuheng Li

This paper introduces DreamDiffusion, a novel method for generating high-quality images directly from brain electroencephalogram (EEG) signals, without the need to translate thoughts into text. DreamDiffusion leverages pre-trained…

计算机视觉与模式识别 · 计算机科学 2023-07-03 Yunpeng Bai , Xintao Wang , Yan-pei Cao , Yixiao Ge , Chun Yuan , Ying Shan

Diffusion-based super-resolution (SR) models have recently garnered significant attention due to their potent restoration capabilities. But conventional diffusion models perform noise sampling from a single distribution, constraining their…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Chengcheng Wang , Zhiwei Hao , Yehui Tang , Jianyuan Guo , Yujie Yang , Kai Han , Yunhe Wang

Magnetic Resonance (MR) image reconstruction from under-sampled acquisition promises faster scanning time. To this end, current State-of-The-Art (SoTA) approaches leverage deep neural networks and supervised training to learn a recovery…

图像与视频处理 · 电气工程与系统科学 2022-03-14 Cheng Peng , Pengfei Guo , S. Kevin Zhou , Vishal Patel , Rama Chellappa

The reconstruction of X-rays CT images from sparse or limited-angle geometries is a highly challenging task. The lack of data typically results in artifacts in the reconstructed image and may even lead to object distortions. For this…

计算机视觉与模式识别 · 计算机科学 2026-02-12 Davide Evangelista , Pasquale Cascarano , Elena Loli Piccolomini

This paper endeavors to advance the precision of snapshot compressive imaging (SCI) reconstruction for multispectral image (MSI). To achieve this, we integrate the advantageous attributes of established SCI techniques and an image…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Zhenghao Pan , Haijin Zeng , Jiezhang Cao , Kai Zhang , Yongyong Chen

Recent advancements in 3D content generation from text or a single image struggle with limited high-quality 3D datasets and inconsistency from 2D multi-view generation. We introduce DiffSplat, a novel 3D generative framework that natively…

计算机视觉与模式识别 · 计算机科学 2025-01-29 Chenguo Lin , Panwang Pan , Bangbang Yang , Zeming Li , Yadong Mu

In this paper we consider the problem of acoustic inversion in the context of the optoacoustic tomography image reconstruction problem. By leveraging the ability of the recently proposed diffusion models for image generative tasks among…

图像与视频处理 · 电气工程与系统科学 2024-04-17 M. G. González , M. Vera , A. Dreszman , L. J. Rey Vega

Novel view synthesis under sparse views has been a long-term important challenge in 3D reconstruction. Existing works mainly rely on introducing external semantic or depth priors to supervise the optimization of 3D representations. However,…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Qisen Wang , Yifan Zhao , Jiawei Ma , Jia Li

Diffusion models (DMs) have demonstrated remarkable ability to generate diverse and high-quality images by efficiently modeling complex data distributions. They have also been explored as powerful generative priors for signal recovery,…

机器学习 · 计算机科学 2025-05-28 Anqi Tang , Youming Chen , Shuchen Xue , Zhaoqiang Liu

Magnetic Resonance Imaging (MRI) is a critical tool in modern medical diagnostics, yet its prolonged acquisition time remains a critical limitation, especially in time-sensitive clinical scenarios. While undersampling strategies can…

图像与视频处理 · 电气工程与系统科学 2025-10-09 Mohammed Alsubaie , Wenxi Liu , Linxia Gu , Ovidiu C. Andronesi , Sirani M. Perera , Xianqi Li

In this article, we present a Latent Diffusion Model (LDM) for the generation of brain Magnetic Resonance Imaging (MRI), conditioning its generation based on pathology (Healthy, Glioblastoma, Sclerosis, Dementia) and acquisition modality…

Diffusion models have been widely utilized for image restoration. However, previous blind image restoration methods still need to assume the type of degradation model while leaving the parameters to be optimized, limiting their real-world…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Siwei Tu , Weidong Yang , Ben Fei

Diffusion models have become the go-to method for many generative tasks, particularly for image-to-image generation tasks such as super-resolution and inpainting. Current diffusion-based methods do not provide statistical guarantees…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Eliahu Horwitz , Yedid Hoshen

Diffusion-based image translation guided by semantic texts or a single target image has enabled flexible style transfer which is not limited to the specific domains. Unfortunately, due to the stochastic nature of diffusion models, it is…

计算机视觉与模式识别 · 计算机科学 2023-02-02 Gihyun Kwon , Jong Chul Ye

Low-field to high-field MRI synthesis has emerged as a cost-effective strategy to enhance image quality under hardware and acquisition constraints, particularly in scenarios where access to high-field scanners is limited or impractical.…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Zhenxuan Zhang , Peiyuan Jing , Ruicheng Yuan , Liwei Hu , Anbang Wang , Fanwen Wang , Yinzhe Wu , Kh Tohidul Islam , Zhaolin Chen , Zi Wang , Peter Lally , Guang Yang

Diffusion models have enabled remarkably high-quality medical image generation, yet it is challenging to enforce anatomical constraints in generated images. To this end, we propose a diffusion model-based method that supports…

图像与视频处理 · 电气工程与系统科学 2024-06-21 Nicholas Konz , Yuwen Chen , Haoyu Dong , Maciej A. Mazurowski

Bridge models in image restoration construct a diffusion process from degraded to clear images. However, existing methods typically require training a bridge model from scratch for each specific type of degradation, resulting in high…

计算机视觉与模式识别 · 计算机科学 2025-06-02 Hanting Wang , Tao Jin , Wang Lin , Shulei Wang , Hai Huang , Shengpeng Ji , Zhou Zhao