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Related papers: Adaptive Guided Upsampling for Low-light Image Enh…

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In this paper, an efficient super-resolution (SR) method based on deep convolutional neural network (CNN) is proposed, namely Gradual Upsampling Network (GUN). Recent CNN based SR methods often preliminarily magnify the low resolution (LR)…

Computer Vision and Pattern Recognition · Computer Science 2018-07-05 Yang Zhao , Guoqing Li , Wenjun Xie , Wei Jia , Hai Min , Xiaoping Liu

The applications of automotive cameras in Advanced Driver-Assistance Systems (ADAS) are growing rapidly as automotive manufacturers strive to provide 360 degree protection for their customers. Vision systems must capture high quality images…

Image and Video Processing · Electrical Eng. & Systems 2020-11-26 Shane Gilroy , John O'Dwyer , Lucas Bortoleto

Attribute guided face image synthesis aims to manipulate attributes on a face image. Most existing methods for image-to-image translation can either perform a fixed translation between any two image domains using a single attribute or…

Computer Vision and Pattern Recognition · Computer Science 2019-05-02 Behzad Bozorgtabar , Mohammad Saeed Rad , Hazım Kemal Ekenel , Jean-Philippe Thiran

We describe a novel method for training high-quality image denoising models based on unorganized collections of corrupted images. The training does not need access to clean reference images, or explicit pairs of corrupted images, and can…

Machine Learning · Computer Science 2019-10-29 Samuli Laine , Tero Karras , Jaakko Lehtinen , Timo Aila

In this paper, we investigate video analytics in low-light environments, and propose an end-edge coordinated system with joint video encoding and enhancement. It adaptively transmits low-light videos from cameras and performs enhancement…

Multimedia · Computer Science 2023-09-01 Yuanyi He , Peng Yang , Tian Qin , Ning Zhang

Existing instance segmentation techniques are primarily tailored for high-visibility inputs, but their performance significantly deteriorates in extremely low-light environments. In this work, we take a deep look at instance segmentation in…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Linwei Chen , Ying Fu , Kaixuan Wei , Dezhi Zheng , Felix Heide

Under Display Cameras present a promising opportunity for phone manufacturers to achieve bezel-free displays by positioning the camera behind semi-transparent OLED screens. Unfortunately, such imaging systems suffer from severe image…

Computer Vision and Pattern Recognition · Computer Science 2020-09-02 Varun Sundar , Sumanth Hegde , Divya Kothandaraman , Kaushik Mitra

This paper presents a novel and efficient image enhancement method based on pigment representation. Unlike conventional methods where the color transformation is restricted to pre-defined color spaces like RGB, our method dynamically adapts…

Image and Video Processing · Electrical Eng. & Systems 2025-10-06 Se-Ho Lee , Keunsoo Ko , Seung-Wook Kim

Large scale datasets created from crowdsourced labels or openly available data have become crucial to provide training data for large scale learning algorithms. While these datasets are easier to acquire, the data are frequently noisy and…

Image and Video Processing · Electrical Eng. & Systems 2022-01-03 Rodrigo Caye Daudt , Bertrand Le Saux , Alexandre Boulch , Yann Gousseau

Endoscopic surgery relies on intraoperative video, making image quality a decisive factor for surgical safety and efficacy. Yet, endoscopic videos are often degraded by uneven illumination, tissue scattering, occlusions, and motion blur,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Handing Xu , Zhenguo Nie , Tairan Peng , Huimin Pan , Xin-Jun Liu

Image restoration is the task of recovering a clean image from a degraded version. In most cases, the degradation is spatially varying, and it requires the restoration network to both localize and restore the affected regions. In this…

Image and Video Processing · Electrical Eng. & Systems 2022-01-04 Maitreya Suin , Kuldeep Purohit , A. N. Rajagopalan

Current deep learning methods for low-light image enhancement (LLIE) typically rely on pixel-wise mapping learned from paired data. However, these methods often overlook the importance of considering degradation representations, which can…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Tao Wang , Kaihao Zhang , Ziqian Shao , Wenhan Luo , Bjorn Stenger , Tae-Kyun Kim , Wei Liu , Hongdong Li

Autonomous vehicles and robots often struggle with reliable visual perception at night due to the low illumination and motion blur caused by the long exposure time of RGB cameras. Existing methods address this challenge by sequentially…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Ling Wang , Chen Wu , Lin Wang

Generative adversarial networks (GANs) are widely used in image generation tasks, yet the generated images are usually lack of texture details. In this paper, we propose a general framework, called Progressively Unfreezing Perceptual GAN…

Computer Vision and Pattern Recognition · Computer Science 2020-06-20 Jinxuan Sun , Yang Chen , Junyu Dong , Guoqiang Zhong

There is an increasing consensus that the design and optimization of low light image enhancement methods need to be fully driven by perceptual quality. With numerous approaches proposed to enhance low-light images, much less work has been…

Image and Video Processing · Electrical Eng. & Systems 2025-05-06 Danni Huang , Lingyu Zhu , Zihao Lin , Hanwei Zhu , Shiqi Wang , Baoliang Chen

In this paper, we propose an end to end solution for image matting i.e high-precision extraction of foreground objects from natural images. Image matting and background detection can be achieved easily through chroma keying in a studio…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Rishab Sharma , Rahul Deora , Anirudha Vishvakarma

We propose a method that combines sparse depth (LiDAR) measurements with an intensity image and to produce a dense high-resolution depth image. As there are few, but accurate, depth measurements from the scene, our method infers the…

Image and Video Processing · Electrical Eng. & Systems 2019-11-01 Alireza Ahrabian , Joao F. C. Mota , Andrew M. Wallace

Microscopy images often suffer from high levels of noise, which can hinder further analysis and interpretation. Content-aware image restoration (CARE) methods have been proposed to address this issue, but they often require large amounts of…

Image and Video Processing · Electrical Eng. & Systems 2023-03-30 Felix Fuentes-Hurtado , Jean-Baptiste Sibarita , Virgile Viasnoff

Imaging in low light is challenging due to low photon count and low SNR. Short-exposure images suffer from noise, while long exposure can induce blur and is often impractical. A variety of denoising, deblurring, and enhancement techniques…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 Chen Chen , Qifeng Chen , Jia Xu , Vladlen Koltun

In this paper, we propose a 2-stage low-light image enhancement method called Self-Reference Deep Adaptive Curve Estimation (Self-DACE). In the first stage, we present an intuitive, lightweight, fast, and unsupervised luminance enhancement…

Image and Video Processing · Electrical Eng. & Systems 2023-09-12 Jianyu Wen , Chenhao Wu , Tong Zhang , Yixuan Yu , Piotr Swierczynski
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