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相关论文: Contrastive Learning for Compact Single Image Deha…

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Contrastive learning has achieved great success in self-supervised visual representation learning, but existing approaches mostly ignored spatial information which is often crucial for visual representation. This paper presents…

计算机视觉与模式识别 · 计算机科学 2020-11-20 Xinyue Huo , Lingxi Xie , Longhui Wei , Xiaopeng Zhang , Hao Li , Zijie Yang , Wengang Zhou , Houqiang Li , Qi Tian

Contrastive learning is a discriminative approach that aims at grouping similar samples closer and diverse samples far from each other. It it an efficient technique to train an encoder generating distinguishable and informative…

计算机视觉与模式识别 · 计算机科学 2021-07-19 Qing Chen , Jian Zhang

Contrastive learning has demonstrated strong performance in attributed hypergraph clustering. Typically, existing methods based on contrastive learning first learn node embeddings and then apply clustering algorithms, such as k-means, to…

机器学习 · 计算机科学 2026-03-11 Li Ni , Shuaikang Zeng , Lin Mu , Longlong Lin

The quality of images captured in outdoor environments can be affected by poor weather conditions such as fog, dust, and atmospheric scattering of other particles. This problem can bring extra challenges to high-level computer vision tasks…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Jiaxi He , Frank Z. Xing , Ran Yang , Cishen Zhang

Given a query composed of a reference image and a relative caption, the Composed Image Retrieval goal is to retrieve images visually similar to the reference one that integrates the modifications expressed by the caption. Given that recent…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Alberto Baldrati , Marco Bertini , Tiberio Uricchio , Alberto del Bimbo

In recent years, a variety of contrastive learning based unsupervised visual representation learning methods have been designed and achieved great success in many visual tasks. Generally, these methods can be roughly classified into four…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Wenbin Li , Meihao Kong , Xuesong Yang , Lei Wang , Jing Huo , Yang Gao , Jiebo Luo

Image dehazing is a restoration task that aims to recover a clear image from a single hazy input. Traditional approaches rely on statistical priors and the physics-based atmospheric scattering model to reconstruct the haze-free image. While…

图像与视频处理 · 电气工程与系统科学 2025-10-24 Mahtab Movaheddrad , Laurence Palmer , C. -C. Jay Kuo

We propose an end-to-end trainable Convolutional Neural Network (CNN), named GridDehazeNet, for single image dehazing. The GridDehazeNet consists of three modules: pre-processing, backbone, and post-processing. The trainable pre-processing…

计算机视觉与模式识别 · 计算机科学 2019-08-12 Xiaohong Liu , Yongrui Ma , Zhihao Shi , Jun Chen

We propose an enhanced multi-scale network, dubbed GridDehazeNet+, for single image dehazing. The proposed dehazing method does not rely on the Atmosphere Scattering Model (ASM), and an explanation as to why it is not necessarily performing…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Xiaohong Liu , Zhihao Shi , Zijun Wu , Jun Chen

Recent advancements in unpaired dehazing, particularly those using GANs, show promising performance in processing real-world hazy images. However, these methods tend to face limitations due to the generator's limited transport mapping…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Yunwei Lan , Zhigao Cui , Xin Luo , Chang Liu , Nian Wang , Menglin Zhang , Yanzhao Su , Dong Liu

Contrastive learning has gained significant attention in short text clustering, yet it has an inherent drawback of mistakenly identifying samples from the same category as negatives and then separating them in the feature space (false…

机器学习 · 计算机科学 2026-03-16 Zhihao Yao

Learning-based image dehazing algorithms have shown remarkable success in synthetic domains. However, real image dehazing is still in suspense due to computational resource constraints and the diversity of real-world scenes. Therefore,…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Long Ma , Yuxin Feng , Yan Zhang , Jinyuan Liu , Weimin Wang , Guang-Yong Chen , Chengpei Xu , Zhuo Su

We consider the problem of obtaining image quality representations in a self-supervised manner. We use prediction of distortion type and degree as an auxiliary task to learn features from an unlabeled image dataset containing a mixture of…

计算机视觉与模式识别 · 计算机科学 2022-06-30 Pavan C. Madhusudana , Neil Birkbeck , Yilin Wang , Balu Adsumilli , Alan C. Bovik

Demosaicking and denoising are among the most crucial steps of modern digital camera pipelines and their joint treatment is a highly ill-posed inverse problem where at-least two-thirds of the information are missing and the rest are…

计算机视觉与模式识别 · 计算机科学 2018-07-13 Filippos Kokkinos , Stamatios Lefkimmiatis

We propose a novel Iterative Predictor-Critic Code Decoding framework for real-world image dehazing, abbreviated as IPC-Dehaze, which leverages the high-quality codebook prior encapsulated in a pre-trained VQGAN. Apart from previous…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Jiayi Fu , Siyu Liu , Zikun Liu , Chun-Le Guo , Hyunhee Park , Ruiqi Wu , Guoqing Wang , Chongyi Li

Simplicial complexes prove effective in modeling data with multiway dependencies, such as data defined along the edges of networks or within other higher-order structures. Their spectrum can be decomposed into three interpretable subspaces…

机器学习 · 计算机科学 2023-09-15 Alexander Möllers , Alexander Immer , Vincent Fortuin , Elvin Isufi

In graph self-supervised learning, masked autoencoders (MAE) and contrastive learning (CL) are two prominent paradigms. MAE focuses on reconstructing masked elements, while CL maximizes similarity between augmented graph views. Recent…

机器学习 · 计算机科学 2025-06-10 Di Lin , Wanjing Ren , Xuanbin Li , Rui Zhang

Hazy images are common in real scenarios and many dehazing methods have been developed to automatically remove the haze from images. Typically, the goal of image dehazing is to produce clearer images from which human vision can better…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Yanting Pei , Yaping Huang , Qi Zou , Yuhang Lu , Song Wang

Image dehazing is an important task in the field of computer vision, aiming at restoring clear and detail-rich visual content from haze-affected images. However, when dealing with complex scenes, existing methods often struggle to strike a…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Shuaibin Fan , Senming Zhong , Wenchao Yan , Minglong Xue

Haze usually leads to deteriorated images with low contrast, color shift and structural distortion. We observe that many deep learning based models exhibit exceptional performance on removing homogeneous haze, but they usually fail to…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Han Zhou , Wei Dong , Yangyi Liu , Jun Chen