English
Related papers

Related papers: RF PIX2PIX Unsupervised Wi-Fi to Video Translation

200 papers

Single-pixel imaging is a novel imaging scheme that has gained popularity due to its huge computational gain and potential for a low-cost alternative to imaging beyond the visible spectrum. The traditional reconstruction methods struggle to…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Nazmul Karim , Nazanin Rahnavard

Human activity recognition (HAR) has been playing an increasingly important role in various domains such as healthcare, security monitoring, and metaverse gaming. Though numerous HAR methods based on computer vision have been developed to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-01 Jianfei Yang , Shijie Tang , Yuecong Xu , Yunjiao Zhou , Lihua Xie

Current unsupervised image-to-image translation techniques struggle to focus their attention on individual objects without altering the background or the way multiple objects interact within a scene. Motivated by the important role of…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Youssef A. Mejjati , Christian Richardt , James Tompkin , Darren Cosker , Kwang In Kim

This paper addresses unsupervised few-shot object recognition, where all training images are unlabeled, and test images are divided into queries and a few labeled support images per object class of interest. The training and test images do…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Khoi Nguyen , Sinisa Todorovic

Supervised networks address the task of low-light enhancement using paired images. However, collecting a wide variety of low-light/clean paired images is tedious as the scene needs to remain static during imaging. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Praveen Kandula , Maitreya Suin , A. N. Rajagopalan

Image-to-image (I2I) translation methods based on generative adversarial networks (GANs) typically suffer from overfitting when limited training data is available. In this work, we propose a data augmentation method (ReMix) to tackle this…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Jie Cao , Luanxuan Hou , Ming-Hsuan Yang , Ran He , Zhenan Sun

Accurate and robust indoor localization is critical for smart building applications, yet existing Wi-Fi-based systems are often vulnerable to environmental conditions. This work presents a novel indoor localization system, called LiGen,…

Robotics · Computer Science 2025-10-31 Jie Lin , Hsun-Yu Lee , Ho-Ming Li , Fang-Jing Wu

In this paper, we study the problem of reproducing the world lighting from a single image of an object covered with random specular microfacets on the surface. We show that such reflectors can be interpreted as a randomized mapping from the…

Computer Vision and Pattern Recognition · Computer Science 2014-12-30 Zhengdong Zhang , Phillip Isola , Edward H. Adelson

Unprocessed sensor outputs (RAW images) potentially improve both low-level and high-level computer vision algorithms, but the lack of large-scale RAW image datasets is a barrier to research. Thus, reversed Image Signal Processing (ISP)…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Junji Otsuka , Masakazu Yoshimura , Takeshi Ohashi

We present a machine learning method for the reconstruction of the undistorted images of background sources in strongly lensed systems. This method treats the source as a pixelated image and utilizes the Recurrent Inference Machine (RIM) to…

Conventional multi-view re-ranking methods usually perform asymmetrical matching between the region of interest (ROI) in the query image and the whole target image for similarity computation. Due to the inconsistency in the visual…

Computer Vision and Pattern Recognition · Computer Science 2018-08-15 Jun Li , Chang Xu , Wankou Yang , Changyin Sun , Dacheng Tao , Hong Zhang

Spike cameras, as innovative neuromorphic devices, generate continuous spike streams to capture high-speed scenes with lower bandwidth and higher dynamic range than traditional RGB cameras. However, reconstructing high-quality images from…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Kang Chen , Yajing Zheng , Tiejun Huang , Zhaofei Yu

Change detection methods applied to monitoring key infrastructure like airport runways represent an important capability for disaster relief and urban planning. The present work identifies two generative adversarial networks (GAN)…

Computer Vision and Pattern Recognition · Computer Science 2022-01-05 David A. Noever

Vision-based control relies on accurate perception to achieve robustness. However, image distribution changes caused by sensor noise, adverse weather, and dynamic lighting can degrade perception, leading to suboptimal control decisions.…

Robotics · Computer Science 2025-08-01 Carson Sobolewski , Zhenjiang Mao , Kshitij Maruti Vejre , Ivan Ruchkin

With the recent progress in Generative Adversarial Networks (GANs), it is imperative for media and visual forensics to develop detectors which can identify and attribute images to the model generating them. Existing works have shown to…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Sharath Girish , Saksham Suri , Saketh Rambhatla , Abhinav Shrivastava

Autonomous systems require a continuous and dependable environment perception for navigation and decision-making, which is best achieved by combining different sensor types. Radar continues to function robustly in compromised circumstances…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Carsten Ditzel , Klaus Dietmayer

Many real world vision tasks, such as reflection removal from a transparent surface and intrinsic image decomposition, can be modeled as single image layer separation. However, this problem is highly ill-posed, requiring accurately aligned…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Yunfei Liu , Feng Lu

This paper presents a novel network structure with illumination-aware gamma correction and complete image modelling to solve the low-light image enhancement problem. Low-light environments usually lead to less informative large-scale dark…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Yinglong Wang , Zhen Liu , Jianzhuang Liu , Songcen Xu , Shuaicheng Liu

Detecting changed regions in paired satellite images plays a key role in many remote sensing applications. The evolution of recent techniques could provide satellite images with very high spatial resolution (VHR) but made it challenging to…

Image and Video Processing · Electrical Eng. & Systems 2021-12-08 Caijun Ren , Xiangyu Wang , Jian Gao , Huanhuan Chen

Images captured in challenging environments--such as nighttime, smoke, rainy weather, and underwater--often suffer from significant degradation, resulting in a substantial loss of visual quality. The effective restoration of these degraded…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Wenfeng Huang , Guoan Xu , Wenjing Jia , Stuart Perry , Guangwei Gao