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Fully supervised salient object detection (SOD) has made considerable progress based on expensive and time-consuming data with pixel-wise annotations. Recently, to relieve the labeling burden while maintaining performance, some…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Binwei Xu , Haoran Liang , Ronghua Liang , Peng Chen

Satellite altimetry combined with data assimilation and optimal interpolation schemes have deeply renewed our ability to monitor sea surface dynamics. Recently, deep learning (DL) schemes have emerged as appealing solutions to address…

大气与海洋物理 · 物理学 2023-09-27 Quentin Febvre , Julien Le Sommer , Clément Ubelmann , Ronan Fablet

Sonar imaging is fundamental to underwater exploration, with critical applications in defense, navigation, and marine research. Shadow regions, in particular, provide essential cues for object detection and classification, yet existing…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Kamal Basha S , Anukul Kiran B , Athira Nambiar , Suresh Rajendran

The field of monocular depth estimation is continually evolving with the advent of numerous innovative models and extensions. However, research on monocular depth estimation methods specifically for underwater scenes remains limited,…

计算机视觉与模式识别 · 计算机科学 2025-06-11 Wenxiang Gua , Lin Qia

We study the problem of Salient Object Subitizing, i.e. predicting the existence and the number of salient objects in an image using holistic cues. This task is inspired by the ability of people to quickly and accurately identify the number…

计算机视觉与模式识别 · 计算机科学 2016-07-27 Jianming Zhang , Shugao Ma , Mehrnoosh Sameki , Stan Sclaroff , Margrit Betke , Zhe Lin , Xiaohui Shen , Brian Price , Radomir Mech

Numerous maritime applications rely on the ability to recognize acoustic targets using passive sonar. While there is a growing reliance on pre-trained models for classification tasks, these models often require extensive computational…

机器学习 · 计算机科学 2025-03-19 Atharva Agashe , Davelle Carreiro , Alexandra Van Dine , Joshua Peeples

We propose a novel 3D shape correspondence method based on the iterative alignment of so-called smooth shells. Smooth shells define a series of coarse-to-fine shape approximations designed to work well with multiscale algorithms. The main…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Marvin Eisenberger , Zorah Lähner , Daniel Cremers

We propose a cross attention transformer based method for multimodal sensor fusion to build a birds eye view of a vessels surroundings supporting safer autonomous marine navigation. The model deeply fuses multiview RGB and long wave…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Dimitrios Dagdilelis , Panagiotis Grigoriadis , Roberto Galeazzi

Underwater acoustic target detection in remote marine sensing operations is challenging due to complex sound wave propagation. Despite the availability of reliable sonar systems, target recognition remains a difficult problem. Various…

声音 · 计算机科学 2023-07-27 Jarin Ritu , Ethan Barnes , Riley Martell , Alexandra Van Dine , Joshua Peeples

We propose a new method for reconstructing controllable implicit 3D human models from sparse multi-view RGB videos. Our method defines the neural scene representation on the mesh surface points and signed distances from the surface of a…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Tianhan Xu , Yasuhiro Fujita , Eiichi Matsumoto

Structure from Motion (SfM) often fails to estimate accurate poses in environments that lack suitable visual features. In such cases, the quality of the final 3D mesh, which is contingent on the accuracy of those estimates, is reduced. One…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Victor Amblard , Timothy P. Osedach , Arnaud Croux , Andrew Speck , John J. Leonard

To achieve fast, robust, and accurate reconstruction of the human cortical surfaces from 3D magnetic resonance images (MRIs), we develop a novel deep learning-based framework, referred to as SurfNN, to reconstruct simultaneously both inner…

图像与视频处理 · 电气工程与系统科学 2023-03-07 Hao Zheng , Hongming Li , Yong Fan

In this paper we derive and prove the wellposedness of a deep water model that generalizes the Saut-Xu system for nonflat bottoms. Then, we present a new numerical method based on a splitting approach for studying this system. The advantage…

偏微分方程分析 · 数学 2017-02-17 Afaf Bouharguane , Benjamin Melinand

Statistical Shape Modeling (SSM) effectively analyzes anatomical variations within populations but is limited by the need for manual localization and segmentation, which relies on scarce medical expertise. Recent advances in deep learning…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Janmesh Ukey , Tushar Kataria , Shireen Y. Elhabian

Underwater image enhancement has become an attractive topic as a significant technology in marine engineering and aquatic robotics. However, the limited number of datasets and imperfect hand-crafted ground truth weaken its robustness to…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Di Wang , Long Ma , Risheng Liu , Xin Fan

We present a novel ship wake simulation system for generating S-band Synthetic Aperture Radar (SAR) images, and demonstrate the use of such imagery for the classification of ships based on their wake signatures via a deep learning approach.…

图像与视频处理 · 电气工程与系统科学 2024-02-07 Kamirul Kamirul , Odysseas Pappas , Igor G. Rizaev , Alin Achim

We present a neural-field-based large-scale reconstruction system that fuses lidar and vision data to generate high-quality reconstructions that are geometrically accurate and capture photo-realistic textures. This system adapts the…

机器人学 · 计算机科学 2025-02-18 Yifu Tao , Yash Bhalgat , Lanke Frank Tarimo Fu , Matias Mattamala , Nived Chebrolu , Maurice Fallon

Deep metrics have been shown effective as similarity measures in multi-modal image registration; however, the metrics are currently constructed from aligned image pairs in the training data. In this paper, we propose a strategy for learning…

计算机视觉与模式识别 · 计算机科学 2018-04-06 Alireza Sedghi , Jie Luo , Alireza Mehrtash , Steve Pieper , Clare M. Tempany , Tina Kapur , Parvin Mousavi , William M. Wells

How to effectively explore multi-scale representations of rain streaks is important for image deraining. In contrast to existing Transformer-based methods that depend mostly on single-scale rain appearance, we develop an end-to-end…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Xiang Chen , Jinshan Pan , Jiangxin Dong

We introduce a saliency-based distortion layer for convolutional neural networks that helps to improve the spatial sampling of input data for a given task. Our differentiable layer can be added as a preprocessing block to existing task…

计算机视觉与模式识别 · 计算机科学 2018-09-11 Adrià Recasens , Petr Kellnhofer , Simon Stent , Wojciech Matusik , Antonio Torralba