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In fiber-optic distributed sensing, vibration signals are mostly assumed to follow Gaussian distribution for the simplicity of signal processing. However, in real applications, vibration signals often behave as non-Gaussian processes, which…

信号处理 · 电气工程与系统科学 2019-01-18 Qian He , Rong Liu , Chengdan Tan , Lijun Tang , Xiongjun Shang

Deep learning for detecting objects in remotely sensed imagery can enable new technologies for important applications including mitigating climate change. However, these models often require large datasets labeled with bounding box…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Ji Hun Wang , Jeremy Irvin , Beri Kohen Behar , Ha Tran , Raghav Samavedam , Quentin Hsu , Andrew Y. Ng

In the field of state-of-the-art object detection, the task of object localization is typically accomplished through a dedicated subnet that emphasizes bounding box regression. This subnet traditionally predicts the object's position by…

计算机视觉与模式识别 · 计算机科学 2023-07-20 Peng Zhi , Haoran Zhou , Hang Huang , Rui Zhao , Rui Zhou , Qingguo Zhou

We introduce Contrastive Gaussian Clustering, a novel approach capable of provide segmentation masks from any viewpoint and of enabling 3D segmentation of the scene. Recent works in novel-view synthesis have shown how to model the…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Myrna C. Silva , Mahtab Dahaghin , Matteo Toso , Alessio Del Bue

We address the challenge of lifting 2D visual segmentation to 3D in Gaussian Splatting. Existing methods often suffer from inconsistent 2D masks across viewpoints and produce noisy segmentation boundaries as they neglect these semantic cues…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Hongyu Shen , Junfeng Ni , Yixin Chen , Weishuo Li , Mingtao Pei , Siyuan Huang

Posterior computation for high-dimensional data with many parameters can be challenging. This article focuses on a new method for approximating posterior distributions of a low- to moderate-dimensional parameter in the presence of a…

统计计算 · 统计学 2022-04-08 Willem van den Boom , Galen Reeves , David B. Dunson

Understanding the 3D geometry and semantics of driving scenes is critical for safe autonomous driving. Recent advances in 3D occupancy prediction have improved scene representation but often suffer from visual inconsistencies, leading to…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Loïck Chambon , Eloi Zablocki , Alexandre Boulch , Mickaël Chen , Matthieu Cord

Fully-convolutional neural networks have achieved superior performance in a variety of image segmentation tasks. However, their training requires laborious manual annotation of large datasets, as well as acceleration by parallel processors…

神经与进化计算 · 计算机科学 2018-11-29 Blaine Rister , Darvin Yi , Kaushik Shivakumar , Tomomi Nobashi , Daniel L. Rubin

Few-shot object detection has gained significant attention in recent years as it has the potential to greatly reduce the reliance on large amounts of manually annotated bounding boxes. While most existing few-shot object detection…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Sueyeon Kim , Woo-Jeoung Nam , Seong-Whan Lee

Inverse rendering seeks to reconstruct both geometry and spatially varying BRDFs (SVBRDFs) from captured images. To address the inherent ill-posedness of inverse rendering, basis BRDF representations are commonly used, modeling SVBRDFs as…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Hoon-Gyu Chung , Seokjun Choi , Seung-Hwan Baek

Aggregating deep convolutional features into a global image vector has attracted sustained attention in image retrieval. In this paper, we propose an efficient unsupervised aggregation method that uses an adaptive Gaussian filter and an…

计算机视觉与模式识别 · 计算机科学 2018-03-21 Jiaxing Wang , Jihua Zhu , Shanmin Pang , Zhongyu Li , Yaochen Li , Xueming Qian

Multi-object tracking (MOT) methods often rely on Intersection-over-Union (IoU) for association. However, this becomes unreliable when objects are similar or occluded. Also, computing IoU for segmentation masks is computationally expensive.…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Milad Khanchi , Maria Amer , Charalambos Poullis

We present a novel two-view geometry estimation framework which is based on a differentiable robust loss function fitting. We propose to treat the robust fundamental matrix estimation as an implicit layer, which allows us to avoid…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Vladislav Pyatov , Iaroslav Koshelev , Stamatis Lefkimmiatis

Rotation-equivariance is an essential yet challenging property in oriented object detection. While general object detectors naturally leverage robustness to spatial shifts due to the translation-equivariance of the conventional CNNs,…

计算机视觉与模式识别 · 计算机科学 2024-01-15 Chanho Lee , Jinsu Son , Hyounguk Shon , Yunho Jeon , Junmo Kim

Gravitational wave detectors, such as LIGO, are predominantly limited by coating Brownian thermal noise (CTN), arising from mechanical losses in the Bragg mirror coatings used on test-mass optics. Accurately characterizing and minimizing…

仪器与探测器 · 物理学 2025-05-26 Simon C. Tait , Michael J. Williams , Joseph Bayley , Bryan W. Barr , Iain Martin

Laser guide stars (LGSs) have been deployed for the last 20-30 years in ground-based astronomical telescopes to overcome the limited sky coverage of classical adaptive optics (AO) systems. Unfortunately, slow altitude drifts of the sodium…

Reconstructing open surfaces from multi-view images is vital in digitalizing complex objects in daily life. A widely used strategy is to learn unsigned distance functions (UDFs) by checking if their appearance conforms to the image…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Shujuan Li , Yu-Shen Liu , Zhizhong Han

Confluence is a novel non-Intersection over Union (IoU) alternative to Non-Maxima Suppression (NMS) in bounding box post-processing in object detection. It overcomes the inherent limitations of IoU-based NMS variants to provide a more…

计算机视觉与模式识别 · 计算机科学 2022-08-04 Andrew Shepley , Greg Falzon , Paul Kwan

Existing single-stage detectors for locating objects in point clouds often treat object localization and category classification as separate tasks, so the localization accuracy and classification confidence may not well align. To address…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Wu Zheng , Weiliang Tang , Sijin Chen , Li Jiang , Chi-Wing Fu

Interactive segmentation aims to accurately segment target objects with minimal user interactions. However, current methods often fail to accurately separate target objects from the background, due to a limited understanding of order, the…

计算机视觉与模式识别 · 计算机科学 2025-02-10 Bin Wang , Anwesa Choudhuri , Meng Zheng , Zhongpai Gao , Benjamin Planche , Andong Deng , Qin Liu , Terrence Chen , Ulas Bagci , Ziyan Wu
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