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Spherical image processing has been widely applied in many important fields, such as omnidirectional vision for autonomous cars, global climate modelling, and medical imaging. It is non-trivial to extend an algorithm developed for flat…

图像与视频处理 · 电气工程与系统科学 2022-09-30 Jianfei Li , Chaoyan Huang , Raymond Chan , Han Feng , Micheal Ng , Tieyong Zeng

Foreground-conditioned inpainting, which aims at generating a harmonious background for a given foreground subject based on the text prompt, is an important subfield in controllable image generation. A common challenge in current methods,…

计算机视觉与模式识别 · 计算机科学 2025-12-18 Qirui Li , Yizhe Tang , Ran Yi , Guangben Lu , Fangyuan Zou , Peng Shu , Huan Yu , Jie Jiang

Image inpainting is a technique used to restore missing or damaged regions of an image. Traditional methods primarily utilize information from adjacent pixels for reconstructing missing areas, while they struggle to preserve complex details…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Junyan Zhang , Yan Li , Mengxiao Geng , Liu Shi , Qiegen Liu

The recent use of diffusion prior, enhanced by pre-trained text-image models, has markedly elevated the performance of image super-resolution (SR). To alleviate the huge computational cost required by pixel-based diffusion SR, latent-based…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Feng Luo , Jinxi Xiang , Jun Zhang , Xiao Han , Wei Yang

How to aggregate spatial information plays an essential role in learning-based image restoration. Most existing CNN-based networks adopt static convolutional kernels to encode spatial information, which cannot aggregate spatial information…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Yi Zhang , Dasong Li , Xiaoyu Shi , Dailan He , Kangning Song , Xiaogang Wang , Hongwei Qin , Hongsheng Li

Space exploration increasingly relies on Virtual Reality for several tasks, such as mission planning, multidisciplinary scientific analysis, and astronaut training. A key factor for the reliability of the simulations is having accurate 3D…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Giuseppe Lorenzo Catalano , Agata Marta Soccini

High-fidelity spectrum cartography is pivotal for spectrum management and wireless situational awareness, yet it remains a challenging ill-posed inverse problem due to the sparsity and irregularity of observations. Furthermore, existing…

信息论 · 计算机科学 2025-12-24 Yuntong Gu , Xiangming meng , Zhiyuan Lin , Sheng Wu , Linling Kuang

The highly nonlinear degradation process, complex physical interactions, and various sources of uncertainty render single-image Super-resolution (SR) a particularly challenging task. Existing interpretable SR approaches, whether based on…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Chenyu Li , Danfeng Hong , Bing Zhang , Zhaojie Pan , Jocelyn Chanussot

There is a growing interest in the use of latent diffusion models (LDMs) for image restoration (IR) tasks due to their ability to model effectively the distribution of natural images. While significant progress has been made, there are…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Di You , Daniel Siromani , Pier Luigi Dragotti

We present a framework for adapting a large pretrained latent diffusion model to high-resolution Synthetic Aperture Radar (SAR) image generation. The approach enables controllable synthesis and the creation of rare or out-of-distribution…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Solène Debuysère , Nicolas Trouvé , Nathan Letheule , Olivier Lévêque , Elise Colin

Achieving practical applications of quantum machine learning for real-world scenarios remains challenging despite significant theoretical progress. This paper proposes a novel approach for classifying satellite images, a task of particular…

Brain tumors delay the standard preprocessing workflow for further examination. Brain inpainting offers a viable, although difficult, solution for tumor tissue processing, which is necessary to improve the precision of the diagnosis and…

图像与视频处理 · 电气工程与系统科学 2025-02-25 Tianli Tao , Ziyang Wang , Han Zhang , Theodoros N. Arvanitis , Le Zhang

Diffusion models are emerging as powerful solutions for generating high-fidelity and diverse images, often surpassing GANs under many circumstances. However, their slow inference speed hinders their potential for real-time applications. To…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Luan Thanh Trinh , Tomoki Hamagami

This paper investigates the problem of the current HOI detection methods and introduces DiffHOI, a novel HOI detection scheme grounded on a pre-trained text-image diffusion model, which enhances the detector's performance via improved data…

计算机视觉与模式识别 · 计算机科学 2023-05-23 Jie Yang , Bingliang Li , Fengyu Yang , Ailing Zeng , Lei Zhang , Ruimao Zhang

We present a novel generative modeling framework,Wavelet-Fourier-Diffusion, which adapts the diffusion paradigm to hybrid frequency representations in order to synthesize high-quality, high-fidelity images with improved spatial…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Andrew Kiruluta , Andreas Lemos

Diffusion models are just at a tipping point for image super-resolution task. Nevertheless, it is not trivial to capitalize on diffusion models for video super-resolution which necessitates not only the preservation of visual appearance…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Zhikai Chen , Fuchen Long , Zhaofan Qiu , Ting Yao , Wengang Zhou , Jiebo Luo , Tao Mei

Object detection is one of the fundamental objectives in Applied Computer Vision. In some of the applications, object detection becomes very challenging such as in the case of satellite image processing. Satellite image processing has…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Arsalan Tahir , Muhammad Adil , Arslan Ali

Recently, deep-learning-based super-resolution methods have achieved excellent performances, but mainly focus on training a single generalized deep network by feeding numerous samples. Yet intuitively, each image has its representation, and…

图像与视频处理 · 电气工程与系统科学 2021-11-17 Yuanfei Huang , Jie Li , Yanting Hu , Xinbo Gao , Hua Huang

Establishing reliable correspondences is crucial for all registration tasks, including 2D image registration, 3D point cloud registration, and 2D-3D image-to-point cloud registration. However, these tasks are often complicated by challenges…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Qianliang Wu , Haobo Jiang , Yaqing Ding , Lei Luo , Jun Li , Jin Xie , Xiaojun Wu , Jian Yang

Vectorial adaptive optics (V-AO) is a cutting-edge technique extending conventional AO into the vectorial domain encompassing both polarization and phase feedback correction for optical systems. However, previous V-AO approaches focus on…

光学 · 物理学 2023-12-12 Yifei Ma , Zimo Zhao , Jiahe Cui , Jingyu Wang , Chao He