English
Related papers

Related papers: UEOF: A Benchmark Dataset for Underwater Event-Bas…

200 papers

Underwater object detection (UOD), aiming to identify and localise the objects in underwater images or videos, presents significant challenges due to the optical distortion, water turbidity, and changing illumination in underwater scenes.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Long Chen , Yuzhi Huang , Junyu Dong , Qi Xu , Sam Kwong , Huimin Lu , Huchuan Lu , Chongyi Li

Unsupervised video object segmentation (VOS), also known as video salient object detection, aims to detect the most prominent object in a video at the pixel level. Recently, two-stream approaches that leverage both RGB images and optical…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Suhwan Cho , Minhyeok Lee , Jungho Lee , Donghyeong Kim , Seunghoon Lee , Sungmin Woo , Sangyoun Lee

We present FloVD, a novel video diffusion model for camera-controllable video generation. FloVD leverages optical flow to represent the motions of the camera and moving objects. This approach offers two key benefits. Since optical flow can…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Wonjoon Jin , Qi Dai , Chong Luo , Seung-Hwan Baek , Sunghyun Cho

We present a method for estimating dense continuous-time optical flow from event data. Traditional dense optical flow methods compute the pixel displacement between two images. Due to missing information, these approaches cannot recover the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Mathias Gehrig , Manasi Muglikar , Davide Scaramuzza

Most existing video anomaly detectors rely solely on RGB frames, which lack the temporal resolution needed to capture abrupt or transient motion cues, key indicators of anomalous events. To address this limitation, we propose Image-Event…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Sungheon Jeong , Jihong Park , Mohsen Imani

Raindrops adhering to the lens of UAVs can obstruct visibility of the background scene and degrade image quality. Despite recent progress in image deraining methods and datasets, there is a lack of focus on raindrop removal from UAV aerial…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Wenhui Chang , Hongming Chen , Xin He , Xiang Chen , Liangduo Shen

Recently, the RGB images and point clouds fusion methods have been proposed to jointly estimate 2D optical flow and 3D scene flow. However, as both conventional RGB cameras and LiDAR sensors adopt a frame-based data acquisition mechanism,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Zhexiong Wan , Yuxin Mao , Jing Zhang , Yuchao Dai

Underwater video analysis, hampered by the dynamic marine environment and camera motion, remains a challenging task in computer vision. Existing training-free video generation techniques, learning motion dynamics on the frame-by-frame…

Computational Engineering, Finance, and Science · Computer Science 2025-03-19 Quang Trung Truong , Wong Yuk Kwan , Duc Thanh Nguyen , Binh-Son Hua , Sai-Kit Yeung

Due to the complex interplay of light absorption and scattering in the underwater environment, underwater images experience significant degradation. This research presents a two-stage underwater image enhancement network called the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Han Mei , Kunqian Li , Shuaixin Liu , Chengzhi Ma , Qianli Jiang

In this work, we propose a novel framework for unsupervised learning for event cameras that learns motion information from only the event stream. In particular, we propose an input representation of the events in the form of a discretized…

Computer Vision and Pattern Recognition · Computer Science 2018-12-20 Alex Zihao Zhu , Liangzhe Yuan , Kenneth Chaney , Kostas Daniilidis

Underwater imaging is a critical task performed by marine robots for a wide range of applications including aquaculture, marine infrastructure inspection, and environmental monitoring. However, water column effects, such as attenuation and…

Underwater image enhancement (UIE) is vital for high-level vision-related underwater tasks. Although learning-based UIE methods have made remarkable achievements in recent years, it's still challenging for them to consistently deal with…

Computer Vision and Pattern Recognition · Computer Science 2023-05-29 Junjie Wen , Jinqiang Cui , Zhenjun Zhao , Ruixin Yan , Zhi Gao , Lihua Dou , Ben M. Chen

The broad scope of obstacle avoidance has led to many kinds of computer vision-based approaches. Despite its popularity, it is not a solved problem. Traditional computer vision techniques using cameras and depth sensors often focus on…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Celyn Walters , Simon Hadfield

Video Frame Interpolation (VFI) is a fundamental yet challenging task in computer vision, particularly under conditions involving large motion, occlusion, and lighting variation. Recent advancements in event cameras have opened up new…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Hanle Zheng , Xujie Han , Zegang Peng , Shangbin Zhang , Guangxun Du , Zhuo Zou , Xilin Wang , Jibin Wu , Hao Guo , Lei Deng

Indiscernible marine object counting encounters numerous challenges, including limited visibility in underwater scenes, mutual occlusion and overlap among objects, and the dynamic similarity in appearance, color, and texture between the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Chengzhi Ma , Kunqian Li , Shuaixin Liu , Han Mei

In this paper we present a dense ground truth dataset of nonrigidly deforming real-world scenes. Our dataset contains both long and short video sequences, and enables the quantitatively evaluation for RGB based tracking and registration…

Computer Vision and Pattern Recognition · Computer Science 2016-07-18 Wenbin Li , Darren Cosker , Zhihan Lv , Matthew Brown

This paper studies optical flow estimation, a critical task in motion analysis with applications in autonomous navigation, action recognition, and film production. Traditional optical flow methods require consecutive frames, which are often…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Mo Zhou , Jianwei Wang , Xuanmeng Zhang , Dylan Campbell , Kai Wang , Long Yuan , Wenjie Zhang , Xuemin Lin

Current optical flow and point-tracking methods rely heavily on synthetic datasets. Event cameras are novel vision sensors with advantages in challenging visual conditions, but state-of-the-art frame-based methods cannot be easily adapted…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Friedhelm Hamann , Ziyun Wang , Ioannis Asmanis , Kenneth Chaney , Guillermo Gallego , Kostas Daniilidis

Underwater imaging grapples with challenges from light-water interactions, leading to color distortions and reduced clarity. In response to these challenges, we propose a novel Color Balance Prior \textbf{Guided} \textbf{Hyb}rid…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Xiaojiao Guo , Xuhang Chen , Shuqiang Wang , Chi-Man Pun

Underwater cameras are widely used to observe the sea floor. They are usually included in autonomous underwater vehicles, unmanned underwater vehicles, and in situ ocean sensor networks. Despite being an important sensor for monitoring…

Computer Vision and Pattern Recognition · Computer Science 2017-02-14 Huimin Lu , Yujie Li , Yudong Zhang , Min Chen , Seiichi Serikawa , Hyoungseop Kim
‹ Prev 1 3 4 5 6 7 10 Next ›