English
Related papers

Related papers: Unpaired Photo-realistic Image Deraining with Ener…

200 papers

Visual-based measurement systems are frequently affected by rainy weather due to the degradation caused by rain streaks in captured images, and existing imaging devices struggle to address this issue in real-time. While most efforts…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Ming Tong , Xuefeng Yan , Yongzhen Wang

Previous raw image-based low-light image enhancement methods predominantly relied on feed-forward neural networks to learn deterministic mappings from low-light to normally-exposed images. However, they failed to capture critical…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Yufei Wang , Yi Yu , Wenhan Yang , Lanqing Guo , Lap-Pui Chau , Alex C. Kot , Bihan Wen

It is challenging to remove rain-steaks from a single rainy image because the rain steaks are spatially varying in the rainy image. Although the CNN based methods have reported promising performance recently, there are still some defects,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-04 Chaobing Zheng , Jun Jiang , Wenjian Ying , Shiqian Wu

Diffusion models are highly effective at generating high-quality images but pose risks, such as the unintentional generation of NSFW (not safe for work) content. Although various techniques have been proposed to mitigate unwanted influences…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Jing Wu , Trung Le , Munawar Hayat , Mehrtash Harandi

We propose a large-scale dataset of real-world rainy and clean image pairs and a method to remove degradations, induced by rain streaks and rain accumulation, from the image. As there exists no real-world dataset for deraining, current…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Yunhao Ba , Howard Zhang , Ethan Yang , Akira Suzuki , Arnold Pfahnl , Chethan Chinder Chandrappa , Celso de Melo , Suya You , Stefano Soatto , Alex Wong , Achuta Kadambi

This work addresses image restoration tasks through the lens of inverse problems using unpaired datasets. In contrast to traditional approaches -- which typically assume full knowledge of the forward model or access to paired degraded and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Giacomo Meanti , Thomas Ryckeboer , Michael Arbel , Julien Mairal

Most deraining works focus on rain streaks removal but they cannot deal adequately with heavy rain images. In heavy rain, streaks are strongly visible, dense rain accumulation or rain veiling effect significantly washes out the image,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Ruotent Li , Loong Fah Cheong , Robby T. Tan

Deep learning-based methods have achieved significant performance for image defogging. However, existing methods are mainly developed for land scenes and perform poorly when dealing with overwater foggy images, since overwater scenes…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Yaozong Mo , Chaofeng Li , Wenqi Ren , Shaopeng Shang , Wenwu Wang , Xiao-jun Wu

Underwater images are often affected by complex degradations such as light absorption, scattering, color casts, and artifacts, making enhancement critical for effective object detection, recognition, and scene understanding in aquatic…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Afrah Shaahid , Muzammil Behzad

Rain streaks significantly decrease the visibility of captured images and are also a stumbling block that restricts the performance of subsequent computer vision applications. The existing deep learning-based image deraining methods employ…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Zhiying Jiang , Risheng Liu , Shuzhou Yang , Zengxi Zhang , Xin Fan

Underwater image restoration is a challenging task because of water effects that increase dramatically with distance. This is worsened by lack of ground truth data of clean scenes without water. Diffusion priors have emerged as strong image…

Computer Vision and Pattern Recognition · Computer Science 2024-08-05 Opher Bar Nathan , Deborah Levy , Tali Treibitz , Dan Rosenbaum

Image-to-image translation aims to preserve source contents while translating to discriminative target styles between two visual domains. Most works apply adversarial learning in the ambient image space, which could be computationally…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Yang Zhao , Changyou Chen

Generative diffusion models can provide powerful prior probability models for inverse problems in imaging, but existing implementations suffer from two key limitations: $(i)$ the prior density is represented implicitly, and $(ii)$ they rely…

Machine Learning · Computer Science 2026-05-19 Nicolas Zilberstein , Santiago Segarra , Eero Simoncelli , Florentin Guth

Underwater image enhancement (UIE) aims to generate clear images from low-quality underwater images. Due to the unavailability of clear reference images, researchers often synthesize them to construct paired datasets for training deep…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Dazhao Du , Enhan Li , Lingyu Si , Fanjiang Xu , Jianwei Niu , Fuchun Sun

We propose a novel learning-based framework for image reconstruction particularly designed for training without ground truth data, which has three major building blocks: energy-based learning, a patch-based Wasserstein loss functional, and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-16 Thomas Pinetz , Erich Kobler , Thomas Pock , Alexander Effland

Diffusion models have achieved promising results in image restoration tasks, yet suffer from time-consuming, excessive computational resource consumption, and unstable restoration. To address these issues, we propose a robust and efficient…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Hai Jiang , Ao Luo , Songchen Han , Haoqiang Fan , Shuaicheng Liu

Text-to-image diffusion models have shown great success in generating high-quality text-guided images. Yet, these models may still fail to semantically align generated images with the provided text prompts, leading to problems like…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Yasi Zhang , Peiyu Yu , Ying Nian Wu

Robust invisible watermarking aims to embed hidden messages into images such that they survive various manipulations while remaining imperceptible. However, powerful diffusion-based image generation and editing models now enable realistic…

Cryptography and Security · Computer Science 2025-11-11 Wenkai Fu , Finn Carter , Yue Wang , Emily Davis , Bo Zhang

Deep learning approaches in image processing predominantly resort to supervised learning. A majority of methods for image denoising are no exception to this rule and hence demand pairs of noisy and corresponding clean images. Only recently…

Image and Video Processing · Electrical Eng. & Systems 2020-10-02 Priyatham Kattakinda , A. N. Rajagopalan

Text-to-image diffusion models, which are theoretically equivalent to score-based generative models, generate images through a multi-step denoising process guided by text embeddings extracted from pretrained vision-language models such as…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Seung Hyuk Lee , Songkuk Kim