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Climate change results in an increased probability of extreme weather events that put societies and businesses at risk on a global scale. Therefore, near real-time mapping of natural hazards is an emerging priority for the support of…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Johannes Jakubik , Michal Muszynski , Michael Vössing , Niklas Kühl , Thomas Brunschwiler

Terrain adaptation is an essential capability for a ground robot to effectively traverse unstructured off-road terrain in real-world field environments such as forests. However, the expected robot behaviors generated by terrain adaptation…

机器人学 · 计算机科学 2021-01-05 Sriram Siva , Maggie Wigness , John G. Rogers , Hao Zhang

Deep Matching (DM) is a popular high-quality method for quasi-dense image matching. Despite its name, however, the original DM formulation does not yield a deep neural network that can be trained end-to-end via backpropagation. In this…

计算机视觉与模式识别 · 计算机科学 2016-09-13 James Thewlis , Shuai Zheng , Philip H. S. Torr , Andrea Vedaldi

3D terrain models are essential in fields such as video game development and film production. Since surface color often correlates with terrain geometry, capturing this relationship is crucial to achieving realism. However, most existing…

图形学 · 计算机科学 2025-12-18 Kazuki Higo , Toshiki Kanai , Yuki Endo , Yoshihiro Kanamori

Safe motion planning in robotics requires planning into space which has been verified to be free of obstacles. However, obtaining such environment representations using lidars is challenging by virtue of the sparsity of their depth…

机器人学 · 计算机科学 2022-07-27 Yifu Tao , Marija Popović , Yiduo Wang , Sundara Tejaswi Digumarti , Nived Chebrolu , Maurice Fallon

Dense matching is crucial for 3D scene reconstruction since it enables the recovery of scene 3D geometry from image acquisition. Deep Learning (DL)-based methods have shown effectiveness in the special case of epipolar stereo disparity…

计算机视觉与模式识别 · 计算机科学 2024-02-21 Teng Wu , Bruno Vallet , Marc Pierrot-Deseilligny , Ewelina Rupnik

Simultaneous state estimation and mapping is an essential capability for mobile robots working in dynamic urban environment. The majority of existing SLAM solutions heavily rely on a primarily static assumption. However, due to the presence…

机器人学 · 计算机科学 2024-10-18 Yanpeng Jia , Ting Wang , Xieyuanli Chen , Shiliang Shao

With the rise of electronic data, particularly Earth observation data, data-based geospatial modelling using machine learning (ML) has gained popularity in environmental research. Accurate geospatial predictions are vital for domain…

Methods of causal discovery aim to identify causal structures in a data driven way. Existing algorithms are known to be unstable and sensitive to statistical errors, and are therefore rarely used with biomedical or epidemiological data. We…

统计方法学 · 统计学 2024-07-01 Christine W Bang , Janine Witte , Ronja Foraita , Vanessa Didelez

In this paper, a simple technique for Unmanned Aerial Vehicles (UAVs) potential landing site detection using terrain information through identification of flat areas, is presented. The algorithm utilizes digital elevation models (DEM) that…

计算机视觉与模式识别 · 计算机科学 2021-07-16 Efstratios Kakaletsis , Nikos Nikolaidis

Spatio-temporal data are ubiquitous in the agricultural, ecological, and environmental sciences, and their study is important for understanding and predicting a wide variety of processes. One of the difficulties with modeling spatial…

机器学习 · 统计学 2019-02-25 Christopher K. Wikle

Despite the remarkable strides made by AI-driven models in modern precipitation forecasting, these black-box models cannot inherently deepen the comprehension of underlying mechanisms. To address this limitation, we propose an AI-driven…

大气与海洋物理 · 物理学 2025-05-12 Hao Xu , Yuntian Chen , Zhenzhong Zeng , Nina Li , Jian Li , Dongxiao Zhang

In the last decade, autonomous navigation for roboticshas been leveraged by deep learning and other approachesbased on machine learning. These approaches have demon-strated significant advantages in robotics performance. Butthey have the…

Two core competencies of a mobile robot are to build a map of the environment and to estimate its own pose on the basis of this map and incoming sensor readings. To account for the uncertainties in this process, one typically employs…

机器人学 · 计算机科学 2019-10-24 Alexander Schaefer , Lukas Luft , Wolfram Burgard

Near-surface air temperature is a key physical property of the Earth's surface. Although weather stations offer continuous monitoring and satellites provide broad spatial coverage, no single data source offers seamless data in a…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Shengjie Kris Liu , Siqin Wang , Lu Zhang

Causal discovery is a crucial initial step in establishing causality from empirical data and background knowledge. Numerous algorithms have been developed for this purpose. Among them, the score-matching method has demonstrated superior…

机器学习 · 统计学 2026-04-14 Hao Chen , Kai Yi

We study the problem of estimating the Earth Mover's Distance (EMD) between probability distributions when given access only to samples. We give closeness testers and additive-error estimators over domains in $[0, \Delta]^d$, with sample…

数据结构与算法 · 计算机科学 2009-04-03 Khanh Do Ba , Huy L Nguyen , Huy N Nguyen , Ronitt Rubinfeld

Reliable obstacle detection and classification in rough and unstructured terrain such as agricultural fields or orchards remains a challenging problem. These environments involve large variations in both geometry and appearance, challenging…

机器人学 · 计算机科学 2019-03-14 Mikkel Kragh , James Underwood

Making sense of the physical world has always been at the core of mapping. Up until recently, this has always dependent on using the human eye. Using airborne lasers, it has become possible to quickly "see" more of the world in many more…

计算工程、金融与科学 · 计算机科学 2015-04-14 Christoph Waldhauser , Ronald Hochreiter , Johannes Otepka , Norbert Pfeifer , Sajid Ghuffar , Karolina Korzeniowska , Gerald Wagner

We study the problem of learning a mixture of multiple linear dynamical systems (LDSs) from unlabeled short sample trajectories, each generated by one of the LDS models. Despite the wide applicability of mixture models for time-series data,…

机器学习 · 统计学 2022-05-26 Yanxi Chen , H. Vincent Poor