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3D Gaussian Splatting (3DGS) has recently gained significant attention for high-quality and efficient view synthesis, making it widely adopted in fields such as AR/VR, robotics, and autonomous driving. Despite its impressive algorithmic…

This paper presents a Graphics Processing Units (GPUs) acceleration method of an iterative scheme for gas-kinetic model equations. Unlike the previous GPU parallelization of explicit kinetic schemes, this work features a fast converging…

计算物理 · 物理学 2020-01-08 Lianhua Zhu , Peng Wang , Songze Chen , Zhaoli Guo , Yonghao Zhang

In this paper, we address the issue of short-term wind speed prediction at a given site. We show that, when one uses spatiotemporal information as provided by wind data of neighboring stations, one significantly improves the prediction…

大气与海洋物理 · 物理学 2022-10-07 Rachel Baïle , Jean-François Muzy

Customizable contraction hierarchies are one of the most popular route planning frameworks in practice, due to their simplicity and versatility. In this work, we present a novel algorithm for finding k-nearest neighbors in customizable…

数据结构与算法 · 计算机科学 2021-03-19 Valentin Buchhold , Dorothea Wagner

Executing safe and precise flight maneuvers in dynamic high-speed winds is important for the ongoing commoditization of uninhabited aerial vehicles (UAVs). However, because the relationship between various wind conditions and its effect on…

As an important clean and renewable kind of energy, wind power plays an important role in coping with energy crisis and environmental pollution. However, the volatility and intermittency of wind speed restrict the development of wind power.…

机器学习 · 计算机科学 2024-04-23 Haojian Huang

Monte Carlo statistical ray-tracing methods are commonly employed to simulate carrier transport in nanostructured materials. In the case of a large degree of nanostructuring and under linear response (small driving fields), these…

介观与纳米尺度物理 · 物理学 2023-02-09 Pankaj Priyadarshi , Neophytos Neophytou

Real-time high-accuracy optical flow estimation is a crucial component in various applications, including localization and mapping in robotics, object tracking, and activity recognition in computer vision. While recent learning-based…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Zhiyong Zhang , Huaizu Jiang , Hanumant Singh

Graph Neural Networks (GNNs) have recently emerged as a promising approach to tackling power allocation problems in wireless networks. Since unpaired transmitters and receivers are often spatially distant, the distance-based threshold is…

信息论 · 计算机科学 2024-06-04 Lili Chen , Jingge Zhu , Jamie Evans

Given a collection of points in R^3, KD-Tree and R-Tree are well-known nearest neighbor search (NNS) algorithms that rely on space partitioning and spatial indexing techniques. However, when the query point is far from the data points or…

计算几何 · 计算机科学 2025-07-30 Pengfei Wang , Jiantao Song , Shiqing Xin , Shuangmin Chen , Changhe Tu , Wenping Wang , Jiaye Wang

Novel-view synthesis plays a crucial role in computer vision with applications in 3D reconstruction, mixed reality, and robotics. Recent approaches, such as 3D Gaussian Splatting (3DGS), have emerged as state-of-the-art solutions, offering…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Ankit Dhiman , Tao Lu , R Srinath , Emre Arslan , Angela Xing , Yuanbo Xiangli , R Venkatesh Babu , Srinath Sridhar

Urbanization has underscored the importance of understanding the pedestrian wind environment in urban and architectural design contexts. Pedestrian Wind Comfort (PWC) focuses on the effects of wind on the safety and comfort of pedestrians…

计算工程、金融与科学 · 计算机科学 2023-11-15 Alfredo Vicente Clemente , Knut Erik Teigen Giljarhus , Luca Oggiano , Massimiliano Ruocco

Gaussian processes (GPs) are commonly used for geospatial analysis, but they suffer from high computational complexity when dealing with massive data. For instance, the log-likelihood function required in estimating the statistical model…

统计计算 · 统计学 2024-04-04 Qilong Pan , Sameh Abdulah , Marc G. Genton , David E. Keyes , Hatem Ltaief , Ying Sun

Deep neural networks have revolutionized 3D point cloud processing, yet efficiently handling large and irregular point clouds remains challenging. To tackle this problem, we introduce FastPoint, a novel software-based acceleration technique…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Donghyun Lee , Dawoon Jeong , Jae W. Lee , Hongil Yoon

Accurate weather nowcasting remains one of the central challenges in atmospheric science, with critical implications for climate resilience, energy security, and disaster preparedness. Since it is not feasible to deploy observation stations…

机器学习 · 计算机科学 2026-04-14 Jie Shi , Siamak Mehrkanoon

We address the challenge of real-time planning of minimum-time trajectories over multiple waypoints, onboard multirotor UAVs. Previous works demonstrated that achieving a truly time-optimal trajectory is computationally too demanding to…

机器人学 · 计算机科学 2024-10-01 Krystof Teissing , Matej Novosad , Robert Penicka , Martin Saska

Modern GPUs are equipped with tensor cores (TCs) that are commonly used for matrix multiplication in artificial intelligence workloads. However, because they have high computational throughput, they can lead to significant performance gains…

分布式、并行与集群计算 · 计算机科学 2025-09-01 Brian Curless , Michael Gowanlock

We analyze the applicability of convolutional neural network (CNN) architectures for downscaling of short-range forecasts of near-surface winds on extended spatial domains. Short-range wind field forecasts (at the 100 m level) from ECMWF…

大气与海洋物理 · 物理学 2020-12-22 Kevin Höhlein , Michael Kern , Timothy Hewson , Rüdiger Westermann

Aerodynamic shape optimization has many industrial applications. Existing methods, however, are so computationally demanding that typical engineering practices are to either simply try a limited number of hand-designed shapes or restrict…

计算工程、金融与科学 · 计算机科学 2018-02-13 Pierre Baqué , Edoardo Remelli , François Fleuret , Pascal Fua

3DGS is an emerging and increasingly popular technology in the field of novel view synthesis. Its highly realistic rendering quality and real-time rendering capabilities make it promising for various applications. However, when applied to…

图形学 · 计算机科学 2025-06-27 Mai Su , Zhongtao Wang , Huishan Au , Yilong Li , Xizhe Cao , Chengwei Pan , Yisong Chen , Guoping Wang