中文
相关论文

相关论文: WaveDiffUR: A diffusion SDE-based solver for ultra…

200 篇论文

Scene Text Image Super-Resolution (STISR) aims to enhance the resolution and legibility of text within low-resolution (LR) images, consequently elevating recognition accuracy in Scene Text Recognition (STR). Previous methods predominantly…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Yuxuan Zhou , Liangcai Gao , Zhi Tang , Baole Wei

Removing degradation from document images not only improves their visual quality and readability, but also enhances the performance of numerous automated document analysis and recognition tasks. However, existing regression-based methods…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Zongyuan Yang , Baolin Liu , Yongping Xiong , Lan Yi , Guibin Wu , Xiaojun Tang , Ziqi Liu , Junjie Zhou , Xing Zhang

Image deblurring is a classical computer vision problem that aims to recover a sharp image from a blurred image. To solve this problem, existing methods apply the Encode-Decode architecture to design the complex networks to make a good…

图像与视频处理 · 电气工程与系统科学 2021-10-13 Wenbin Zou , Mingchao Jiang , Yunchen Zhang , Liang Chen , Zhiyong Lu , Yi Wu

Conventional super-resolution methods suffer from two drawbacks: substantial computational cost in upscaling an entire large image, and the introduction of extraneous or potentially detrimental information for downstream computer vision…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Tianyi Zhang , Kishore Kasichainula , Yaoxin Zhuo , Baoxin Li , Jae-sun Seo , Yu Cao

Effective hydrological modeling and extreme weather analysis demand precipitation data at a kilometer-scale resolution, which is significantly finer than the 10 km scale offered by standard global products like IMERG. To address this, we…

机器学习 · 计算机科学 2025-07-03 Chugang Yi , Minghan Yu , Weikang Qian , Yixin Wen , Haizhao Yang

Recently, deep learning based single image super-resolution(SR) approaches have achieved great development. The state-of-the-art SR methods usually adopt a feed-forward pipeline to establish a non-linear mapping between low-res(LR) and…

计算机视觉与模式识别 · 计算机科学 2019-05-02 Jinghui Qin , Ziwei Xie , Yukai Shi , Wushao Wen

Faithful image super-resolution (SR) not only needs to recover images that appear realistic, similar to image generation tasks, but also requires that the restored images maintain fidelity and structural consistency with the input. To this…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Junyang Chen , Jinshan Pan , Jiangxin Dong

Diffusion models, as a kind of powerful generative model, have given impressive results on image super-resolution (SR) tasks. However, due to the randomness introduced in the reverse process of diffusion models, the performances of…

图像与视频处理 · 电气工程与系统科学 2024-04-02 Yiyang Ma , Huan Yang , Wenhan Yang , Jianlong Fu , Jiaying Liu

Image super-resolution research recently been dominated by transformer models which need higher computational resources than CNNs due to the quadratic complexity of self-attention. We propose a new neural network -- WaveMixSR -- for image…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Pranav Jeevan , Akella Srinidhi , Pasunuri Prathiba , Amit Sethi

Clean images are crucial for visual tasks such as small object detection, especially at high resolutions. However, real-world images are often degraded by adverse weather, and weather restoration methods may sacrifice high-frequency details…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Wenjie Li , Jinglei Shi , Jin Han , Heng Guo , Zhanyu Ma

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

The millimeter-wave radar sensor maintains stable performance under adverse environmental conditions, making it a promising solution for all-weather perception tasks, such as outdoor mobile robotics. However, the radar point clouds are…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Kai Luan , Chenghao Shi , Neng Wang , Yuwei Cheng , Huimin Lu , Xieyuanli Chen

We present the RAW domain diffusion model (RDDM), an end-to-end diffusion model that restores photo-realistic images directly from the sensor RAW data. While recent sRGB-domain diffusion methods achieve impressive results, they are caught…

图像与视频处理 · 电气工程与系统科学 2026-02-03 Yan Chen , Yi Wen , Wei Li , Junchao Liu , Yong Guo , Jie Hu , Xinghao Chen

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

Image super-resolution (SR) techniques are used to generate a high-resolution image from a low-resolution image. Until now, deep generative models such as autoregressive models and Generative Adversarial Networks (GANs) have proven to be…

计算机视觉与模式识别 · 计算机科学 2022-10-27 Darius Chira , Ilian Haralampiev , Ole Winther , Andrea Dittadi , Valentin Liévin

Diffusion-based image super-resolution (SR) has recently attracted significant attention by leveraging the expressive power of large pre-trained text-to-image diffusion models (DMs). A central practical challenge is resolving the trade-off…

图像与视频处理 · 电气工程与系统科学 2026-01-26 Maxence Noble , Gonzalo Iñaki Quintana , Benjamin Aubin , Clément Chadebec

Recent advancements in single image super-resolution have been predominantly driven by token mixers and transformer architectures. WaveMixSR utilized the WaveMix architecture, employing a two-dimensional discrete wavelet transform for…

图像与视频处理 · 电气工程与系统科学 2024-10-31 Pranav Jeevan , Neeraj Nixon , Amit Sethi

Image super-resolution is a fundamentally ill-posed problem because multiple valid high-resolution images exist for one low-resolution image. Super-resolution methods based on diffusion probabilistic models can deal with the ill-posed…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Yutao Yuan , Chun Yuan

The challenge in fine-grained visual categorization lies in how to explore the subtle differences between different subclasses and achieve accurate discrimination. Previous research has relied on large-scale annotated data and pre-trained…

计算机视觉与模式识别 · 计算机科学 2024-05-16 Tianxu Wu , Shuo Ye , Shuhuang Chen , Qinmu Peng , Xinge You

Advanced diffusion models (DMs) perform impressively in image super-resolution (SR), but the high memory and computational costs hinder their deployment. Binarization, an ultra-compression algorithm, offers the potential for effectively…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Zheng Chen , Haotong Qin , Yong Guo , Xiongfei Su , Xin Yuan , Linghe Kong , Yulun Zhang