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Accurate 3D geometry acquisition is essential for a wide range of applications, such as computer graphics, autonomous driving, robotics, and augmented reality. However, raw point clouds acquired in real-world environments are often…

图形学 · 计算机科学 2025-08-26 Jinxi Wang , Ben Fei , Dasith de Silva Edirimuni , Zheng Liu , Ying He , Xuequan Lu

Camouflaged object detection (COD) presents a persistent challenge in accurately identifying objects that seamlessly blend into their surroundings. However, most existing COD models overlook the fact that visual systems operate within a…

计算机视觉与模式识别 · 计算机科学 2024-05-12 Xinran Liua , Lin Qia , Yuxuan Songa , Qi Wen

The treatment of age-related macular degeneration (AMD) requires continuous eye exams using optical coherence tomography (OCT). The need for treatment is determined by the presence or change of disease-specific OCT-based biomarkers.…

图像与视频处理 · 电气工程与系统科学 2026-03-12 Timo Kepp , Helge Sudkamp , Claus von der Burchard , Hendrik Schenke , Peter Koch , Gereon Hüttmann , Johann Roider , Mattias P. Heinrich , Heinz Handels

This paper presents a deep-learning based framework for addressing the problem of accurate cloud detection in remote sensing images. This framework benefits from a Fully Convolutional Neural Network (FCN), which is capable of pixel-level…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Sorour Mohajerani , Thomas A. Krammer , Parvaneh Saeedi

Clouds play an important role in the Earth's energy budget and their behavior is one of the largest uncertainties in future climate projections. Satellite observations should help in understanding cloud responses, but decades and petabytes…

大气与海洋物理 · 物理学 2022-11-15 Takuya Kurihana , Elisabeth Moyer , Ian Foster

3D to 2D retinal vessel segmentation is a challenging problem in Optical Coherence Tomography Angiography (OCTA) images. Accurate retinal vessel segmentation is important for the diagnosis and prevention of ophthalmic diseases. However,…

图像与视频处理 · 电气工程与系统科学 2021-12-17 Zhuojie Wu , Zijian Wang , Wenxuan Zou , Fan Ji , Hao Dang , Wanting Zhou , Muyi Sun

While category-level 9DoF object pose estimation has emerged recently, previous correspondence-based or direct regression methods are both limited in accuracy due to the huge intra-category variances in object shape and color, etc.…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Xingyu Liu , Gu Wang , Yi Li , Xiangyang Ji

Camouflaged Object Detection (COD) is a critical aspect of computer vision aimed at identifying concealed objects, with applications spanning military, industrial, medical and monitoring domains. To address the problem of poor detail…

计算机视觉与模式识别 · 计算机科学 2024-02-06 Cunhan Guo , Heyan Huang

LiDAR-based 3D object detection has recently seen significant advancements through active learning (AL), attaining satisfactory performance by training on a small fraction of strategically selected point clouds. However, in real-world…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Zhuoxiao Chen , Yadan Luo , Zixin Wang , Zijian Wang , Xin Yu , Zi Huang

Attention-based learning for fine-grained image recognition remains a challenging task, where most of the existing methods treat each object part in isolation, while neglecting the correlations among them. In addition, the multi-stage or…

计算机视觉与模式识别 · 计算机科学 2018-06-15 Ming Sun , Yuchen Yuan , Feng Zhou , Errui Ding

Deep neural networks have recently achieved notable progress in 3D point cloud recognition, yet their vulnerability to adversarial perturbations poses critical security challenges in practical deployments. Conventional defense mechanisms…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Yuanmin Huang , Wenxuan Li , Mi Zhang , Xiaohan Zhang , Xiaoyu You , Min Yang

Small inter-class and large intra-class variations are the main challenges in fine-grained visual classification. Objects from different classes share visually similar structures and objects in the same class can have different poses and…

计算机视觉与模式识别 · 计算机科学 2019-09-09 Amir Erfan Eshratifar , David Eigen , Michael Gormish , Massoud Pedram

The last IPCC assessment states that clouds and aerosols remain a challenge in climate prediction with Global Climate Models. Therefore, NASA's 2017 Decadal Survey has made them, along with convection and precipitation, a priority target…

大气与海洋物理 · 物理学 2021-10-15 Anthony B. Davis , Quentin Libois , Nicolas Ferlay , Alexander Marshak

Detecting the salient objects in a remote sensing image has wide applications for the interdisciplinary research. Many existing deep learning methods have been proposed for Salient Object Detection (SOD) in remote sensing images and get…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Huiming Sun , Lan Fu , Jinlong Li , Qing Guo , Zibo Meng , Tianyun Zhang , Yuewei Lin , Hongkai Yu

Significant uncertainty in climate prediction and cloud physics is tied to observational gaps relating to shallow scattered clouds. Addressing these challenges requires remote sensing of their three-dimensional (3D) heterogeneous volumetric…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Roi Ronen , Ilan Koren , Aviad Levis , Eshkol Eytan , Vadim Holodovsky , Yoav Y. Schechner

Optical Coherence Tomography(OCT) is a non-invasive technique capturing cross-sectional area of the retina in micro-meter resolutions. It has been widely used as a auxiliary imaging reference to detect eye-related pathology and predict…

图像与视频处理 · 电气工程与系统科学 2022-09-01 Shuo Chen , Da Ma , Sieun Lee , Timothy T. L. Yu , Gavin Xu , Donghuan Lu , Karteek Popuri , Myeong Jin Ju , Marinko V. Sarunic , Mirza Faisal Beg

In this paper, we focus on exploring the robustness of the 3D object detection in point clouds, which has been rarely discussed in existing approaches. We observe two crucial phenomena: 1) the detection accuracy of the hard objects, e.g.,…

计算机视觉与模式识别 · 计算机科学 2019-12-12 Zhe Liu , Xin Zhao , Tengteng Huang , Ruolan Hu , Yu Zhou , Xiang Bai

Cloud detection is the first step of any complex satellite-based cloud retrieval. No instrument detects all clouds, and analyses that use a given satellite climatology can only discuss a specific subset of clouds. We attempt to clarify…

大气与海洋物理 · 物理学 2018-03-19 Vincent Noel , H. Chepfer , M Chiriaco , D. Winker , H. Okamoto , Y. Hagihara , G. Cesana , A Lacour

LiDAR point clouds are widely used in autonomous driving and consist of large numbers of 3D points captured at high frequency to represent surrounding objects such as vehicles, pedestrians, and traffic signs. While this dense data enables…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Z. Rozsa , Á. Madaras , Q. Wei , X. Lu , M. Golarits , H. Yuan , T. Sziranyi , R. Hamzaoui

Optical coherence tomography (OCT) imaging is a well-known technology for visualizing retinal layers and helps ophthalmologists to detect possible diseases. Accurate and early diagnosis of common retinal diseases can prevent the patients…

图像与视频处理 · 电气工程与系统科学 2022-03-04 Mohammad Rahimzadeh , Mahmoud Reza Mohammadi