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In this work, we aim to segment and detect water in videos. Water detection is beneficial for appllications such as video search, outdoor surveillance, and systems such as unmanned ground vehicles and unmanned aerial vehicles. The specific…

计算机视觉与模式识别 · 计算机科学 2015-11-04 Pascal Mettes , Robby T. Tan , Remco C. Veltkamp

Textured 3D meshes jointly represent geometry, topology, and appearance, yet their irregular structure poses significant challenges for deep-learning-based semantic segmentation. While a few recent methods operate directly on meshes without…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Mohammadreza Heidarianbaei , Max Mehltretter , Franz Rottensteiner

We propose Texture Edge detection using Patch consensus (TEP) which is a training-free method to detect the boundary of texture. We propose a new simple way to identify the texture edge location, using the consensus of segmented local patch…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Guangyu Cui , Sung Ha Kang

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

Identifying systematic patterns in seismicity that precede large earthquakes remains a central challenge in statistical seismology. In this work, we present a methodological framework for detecting spatiotemporal anomalies in seismicity…

地球物理 · 物理学 2026-02-16 Jonas Köhler , Wei Li , Johannes Faber , Georg Rümpker , Nishtha Srivastava

We introduce a tensor-based model of shared representation for meta-learning from a diverse set of tasks. Prior works on learning linear representations for meta-learning assume that there is a common shared representation across different…

机器学习 · 计算机科学 2022-01-20 Samuel Deng , Yilin Guo , Daniel Hsu , Debmalya Mandal

Obtaining reliable permeability maps of oil reservoirs is crucial for building a robust and accurate reservoir simulation model and, therefore, designing effective recovery strategies. This problem, however, remains challenging, as it…

One of the most crucial tasks in seismic reflection imaging is to identify the salt bodies with high precision. Traditionally, this is accomplished by visually picking the salt/sediment boundaries, which requires a great amount of manual…

地球物理 · 物理学 2019-09-18 Yu Zeng , Kebei Jiang , Jie Chen

Spatiotemporal dynamics models are fundamental for various domains, from heat propagation in materials to oceanic and atmospheric flows. However, currently available neural network-based spatiotemporal modeling approaches fall short when…

机器学习 · 计算机科学 2025-02-11 Valerii Iakovlev , Harri Lähdesmäki

Road curb detection is very important and necessary for autonomous driving because it can improve the safety and robustness of robot navigation in the outdoor environment. In this paper, a novel road curb detection method based on tensor…

机器人学 · 计算机科学 2019-12-02 Yilong Zhu , Dong Han , Bohuan Xue , Jianhao Jiao , Zuhao Zou , Ming Liu , Rui Fan

Nearest-neighbor search in large vector databases is crucial for various machine learning applications. This paper introduces a novel method using tensor-train (TT) low-rank tensor decomposition to efficiently represent point clouds and…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Georgii Novikov , Alexander Gneushev , Alexey Kadeishvili , Ivan Oseledets

We propose a new framework for the sampling, compression, and analysis of distributions of point sets and other geometric objects embedded in Euclidean spaces. Our approach involves constructing a tensor called the RaySense sketch, which…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Liangchen Liu , Louis Ly , Colin Macdonald , Yen-Hsi Richard Tsai

This paper proposes a criterion for detecting change structures in tensor data. To accommodate tensor structure with structural mode that is not suitable to be equally treated and summarized in a distance to measure the difference between…

统计方法学 · 统计学 2023-03-21 Jiaqi Huang , Junhui Wang , Xuehu Zhu , Lixing Zhu

Salient object detection (SOD) in optical remote sensing images (ORSIs) has become increasingly popular recently. Due to the characteristics of ORSIs, ORSI-SOD is full of challenges, such as multiple objects, small objects, low…

计算机视觉与模式识别 · 计算机科学 2023-12-07 Gongyang Li , Zhen Bai , Zhi Liu

This paper presents a new method for dynamic texture recognition based on spatiotemporal Gabor filters. Dynamic textures have emerged as a new field of investigation that extends the concept of self-similarity of texture image to the…

计算机视觉与模式识别 · 计算机科学 2012-01-18 Wesley Nunes Gonçalves , Bruno Brandoli Machado , Odemir Martinez Bruno

The main goal of this paper is to study the topological properties of tensors in tree-based Tucker format. These formats include the Tucker format and the Hierarchical Tucker format. A property of the so-called minimal subspaces is used for…

数值分析 · 数学 2019-09-11 Antonio Falco , Wolfgang Hackbusch , Anthony Nouy

Graph Neural Networks are perfectly suited to capture latent interactions between various entities in the spatio-temporal domain (e.g. videos). However, when an explicit structure is not available, it is not obvious what atomic elements…

计算机视觉与模式识别 · 计算机科学 2021-12-08 Iulia Duta , Andrei Nicolicioiu , Marius Leordeanu

Deep Learning-based Unsupervised Salient Object Detection (USOD) mainly relies on the noisy saliency pseudo labels that have been generated from traditional handcraft methods or pre-trained networks. To cope with the noisy labels problem, a…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Huajun Zhou , Bo Qiao , Lingxiao Yang , Jianhuang Lai , Xiaohua Xie

In a variety of geoscientific applications scientists often need to image properties of the Earth's interior in order to understand the heterogeneity and processes taking place within the Earth. Seismic tomography is one such method which…

地球物理 · 物理学 2025-04-22 Xin Zhang , Kaiwen Xia

Anomaly detection in spatiotemporal data is a challenging problem encountered in a variety of applications, including video surveillance, medical imaging data, and urban traffic monitoring. Existing anomaly detection methods focus mainly on…

机器学习 · 计算机科学 2025-10-02 Rachita Mondal , Mert Indibi , Tapabrata Maiti , Selin Aviyente