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相关论文: Self-Cascaded Diffusion Models for Arbitrary-Scale…

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Diffusion-based image super-resolution methods have demonstrated significant advantages over GAN-based approaches, particularly in terms of perceptual quality. Building upon a lengthy Markov chain, diffusion-based methods possess remarkable…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Leheng Zhang , Weiyi You , Kexuan Shi , Shuhang Gu

Diagnoses from histopathology images rely on information from both high and low resolutions of Whole Slide Images. Ultra-Resolution Cascaded Diffusion Models (URCDMs) allow for the synthesis of high-resolution images that are realistic at…

图像与视频处理 · 电气工程与系统科学 2023-12-05 Sarah Cechnicka , Hadrien Reynaud , James Ball , Naomi Simmonds , Catherine Horsfield , Andrew Smith , Candice Roufosse , Bernhard Kainz

Reference-based super-resolution (RefSR) has the potential to build bridges across spatial and temporal resolutions of remote sensing images. However, existing RefSR methods are limited by the faithfulness of content reconstruction and the…

图像与视频处理 · 电气工程与系统科学 2024-03-27 Runmin Dong , Shuai Yuan , Bin Luo , Mengxuan Chen , Jinxiao Zhang , Lixian Zhang , Weijia Li , Juepeng Zheng , Haohuan Fu

Image generation models trained on large datasets can synthesize high-quality images but often produce spatially inconsistent and distorted images due to limited information about the underlying structures and spatial layouts. In this work,…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Hyundo Lee , Suhyung Choi , Inwoo Hwang , Byoung-Tak Zhang

The deep convolutional neural networks have achieved significant improvements in accuracy and speed for single image super-resolution. However, as the depth of network grows, the information flow is weakened and the training becomes harder…

计算机视觉与模式识别 · 计算机科学 2018-02-27 Yanting Hu , Xinbo Gao , Jie Li , Yuanfei Huang , Hanzi Wang

Single image super resolution is a very important computer vision task, with a wide range of applications. In recent years, the depth of the super-resolution model has been constantly increasing, but with a small increase in performance, it…

计算机视觉与模式识别 · 计算机科学 2018-02-01 Xi Cheng , Xiang Li , Ying Tai , Jian Yang

We address hyperspectral image (HSI) synthesis, a problem that has garnered growing interest yet remains constrained by the conditional generative paradigms that limit sample diversity. While diffusion models have emerged as a…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Shiyu Shen , Bin Pan , Ziye Zhang , Zhenwei Shi

Recently, diffusion model have demonstrated impressive image generation performances, and have been extensively studied in various computer vision tasks. Unfortunately, training and evaluating diffusion models consume a lot of time and…

计算机视觉与模式识别 · 计算机科学 2022-10-03 Dohoon Ryu , Jong Chul Ye

Coherent X-ray diffraction microscopy is a method of imaging non-periodic isolated objects at resolutions only limited, in principle, by the largest scattering angles recorded. We demonstrate X-ray diffraction imaging with high resolution…

Deep learning has significantly advanced medical imaging analysis, yet variations in image resolution remain an overlooked challenge. Most methods address this by resampling images, leading to either information loss or computational…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Ashay Patel , Michela Antonelli , Sebastien Ourselin , M. Jorge Cardoso

Visual counterfactual explanations aim to reveal the minimal semantic modifications that can alter a model's prediction, providing causal and interpretable insights into deep neural networks. However, existing diffusion-based counterfactual…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Changlu Guo , Anders Nymark Christensen , Anders Bjorholm Dahl , Morten Rieger Hannemose

Recent advancements in large generative models, particularly diffusion-based methods, have significantly enhanced the capabilities of image editing. However, achieving precise control over image composition tasks remains a challenge.…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Jinrui Yang , Qing Liu , Yijun Li , Soo Ye Kim , Daniil Pakhomov , Mengwei Ren , Jianming Zhang , Zhe Lin , Cihang Xie , Yuyin Zhou

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

Image restoration refers to the process of restoring a damaged low-quality image back to its corresponding high-quality image. Typically, we use convolutional neural networks to directly learn the mapping from low-quality images to…

图像与视频处理 · 电气工程与系统科学 2024-08-30 Conghan Yue , Zhengwei Peng , Junlong Ma , Dongyu Zhang

Coherent diffractive imaging (CDI) provides new opportunities for high resolution X-ray imaging with simultaneous amplitude and phase contrast. Extensions to CDI broaden the scope of the technique for use in a wide variety of experimental…

光学 · 物理学 2016-01-20 Matthew H. Seaberg , Alexandre d'Aspremont , Joshua J. Turner

Diffusion models have achieved remarkable success in image synthesis. However, addressing artifacts and unrealistic regions remains a critical challenge. We propose self-refining diffusion, a novel framework that enhances image generation…

计算机视觉与模式识别 · 计算机科学 2025-12-10 Seoyeon Lee , Gwangyeol Yu , Chaewon Kim , Jonghyuk Park

In some super-resolution techniques, adjacent points are illuminated at different times. Thereby, their locations and light intensities can be detected even if the images are very blurred due to diffraction. According to conventional…

图像与视频处理 · 电气工程与系统科学 2019-12-10 Edward Y. Sheffield

In coherent diffractive imaging (CDI) the resolution of the reconstructed object is limited by the numerical aperture of the experimental setup. We present here a theoretical and numerical study for achieving super-resolution by…

数据分析、统计与概率 · 物理学 2016-09-20 Tatiana Latychevskaia , Yuriy Chushkin , Hans-Werner Fink

We seek to give users precise control over diffusion-based image generation by modeling complex scenes as sequences of layers, which define the desired spatial arrangement and visual attributes of objects in the scene. Collage Diffusion…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Vishnu Sarukkai , Linden Li , Arden Ma , Christopher Ré , Kayvon Fatahalian

Fundamentally, super-resolution is ill-posed problem because a low-resolution image can be obtained from many high-resolution images. Recent studies for super-resolution cannot create diverse super-resolution images. Although SRFlow tried…

计算机视觉与模式识别 · 计算机科学 2021-06-09 Younggeun Kim , Donghee Son
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