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相关论文: WHU-STree: A Multi-modal Benchmark Dataset for Str…

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Dual-tree algorithms are a widely used class of branch-and-bound algorithms. Unfortunately, developing dual-tree algorithms for use with different trees and problems is often complex and burdensome. We introduce a four-part logical split:…

数据结构与算法 · 计算机科学 2013-04-17 Ryan R. Curtin , William B. March , Parikshit Ram , David V. Anderson , Alexander G. Gray , Charles L. Isbell

Fiber tractography on diffusion imaging data offers rich potential for describing white matter pathways in the human brain, but characterizing the spatial organization in these large and complex data sets remains a challenge. We show that…

统计方法学 · 统计学 2015-06-18 Brian P. Kent , Alessandro Rinaldo , Fang-Cheng Yeh , Timothy Verstynen

Dynamic regression trees are an attractive option for automatic regression and classification with complicated response surfaces in on-line application settings. We create a sequential tree model whose state changes in time with the…

统计方法学 · 统计学 2010-11-23 Matthew A. Taddy , Robert B. Gramacy , Nicholas G. Polson

Many existing 3D semantic segmentation methods, deep learning in computer vision notably, claimed to achieve desired results on urban point clouds. Thus, it is significant to assess these methods quantitatively in diversified real-world…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Maosu Li , Yijie Wu , Anthony G. O. Yeh , Fan Xue

Earth science datasets are growing rapidly in both volume and structural complexity. They increasingly contain richly labelled data with heterogeneous metadata and complex internal constraints that impose dependencies between variables and…

数据库 · 计算机科学 2026-03-12 Mathilde Leuridan , James Hawkes , Tiago Quintino , Martin Schultz

Typical dynamic ST data includes trajectory data (representing individual-level mobility) and traffic state data (representing population-level mobility). Traditional studies often treat trajectory and traffic state data as distinct,…

人工智能 · 计算机科学 2024-12-03 Xie Yu , Jingyuan Wang , Yifan Yang , Qian Huang , Ke Qu

As a window for urban sensing, human mobility contains rich spatiotemporal information that reflects both residents' behavior preferences and the functions of urban areas. The analysis of human mobility has attracted the attention of many…

社会与信息网络 · 计算机科学 2025-10-29 Liangzhe Han , Leilei Sun , Tongyu Zhu , Tao Tao , Jibin Wang , Weifeng Lv

Ensuring safe and inclusive mobility for vulnerable older adults is an emerging priority in urban planning. However, existing data sources such as surveys or GIS-based audits provide limited insight into how micro-scale built environment…

人机交互 · 计算机科学 2026-01-21 Houhao Liang , Azrin Jamaluddin , Kresimir Friganovic , Kirstie Neo , Raphael Han , Navrag Singh , Panos Mavros

While the availability of large and diverse datasets has contributed to significant breakthroughs in autonomous driving and indoor applications, forestry applications are still lagging behind and new forest datasets would most certainly…

计算机视觉与模式识别 · 计算机科学 2023-05-17 Juan Lagos , Urho Lempiö , Esa Rahtu

New streams of data enable us to associate physical objects with rich multi-dimensional data on the urban environment. This study presents how open data integration can contribute to deeper insights into urban ecology. We analyze street…

计算机与社会 · 计算机科学 2017-10-31 Yuan Lai , Constantine E. Kontokosta

The paper proposes a multi-modal sensor fusion algorithm that fuses WiFi, IMU, and floorplan information to infer an accurate and dense location history in indoor environments. The algorithm uses 1) an inertial navigation algorithm to…

机器人学 · 计算机科学 2021-05-20 Sachini Herath , Saghar Irandoust , Bowen Chen , Yiming Qian , Pyojin Kim , Yasutaka Furukawa

Urban morphology has a significant impact on sustainable urban outcomes in the ecological, social, and economic sectors. Nonetheless, academics lack clarity and consensus on how to quantify urban morphology indicators, which impedes…

物理与社会 · 物理学 2025-08-13 Mahshid Gorjian

A fundamental challenge in multi-task reinforcement learning (MTRL) is achieving sample efficiency in visual domains where tasks exhibit substantial heterogeneity in both observations and dynamics. Model-based reinforcement learning offers…

机器学习 · 计算机科学 2026-02-03 Boxuan Zhang , Weipu Zhang , Zhaohan Feng , Wei Xiao , Jian Sun , Jie Chen , Gang Wang

Global plant maps of plant traits, such as leaf nitrogen or plant height, are essential for understanding ecosystem processes, including the carbon and energy cycles of the Earth system. However, existing trait maps remain limited by the…

Traffic prediction is necessary not only for management departments to dispatch vehicles but also for drivers to avoid congested roads. Many traffic forecasting methods based on deep learning have been proposed in recent years, and their…

机器学习 · 计算机科学 2020-05-12 Jichen Wang , Weiguo Zhu , Yongqi Sun , Chunzi Tian

Variable trees are a new method for the exploration of discrete multivariate data. They display nested subsets and corresponding frequencies and percentages. Manual calculation of these quantities can be laborious, especially when there are…

统计计算 · 统计学 2021-02-08 Nick Barrowman , Richard J. Webster

With the rapid development of mobile computing and Web services, a huge amount of data with spatial and temporal information have been collected everyday by smart mobile terminals, in which an object is described by its spatial information…

数据库 · 计算机科学 2018-05-15 Jun Long , Lei Zhu , Chengyuan Zhang , Shuangqiao Lin , Zhan Yang , Xinpan Yuan

Recent theoretical and empirical studies have focused on the structural properties of complex relational networks in social, biological and technological systems. Here we study the basic properties of twenty 1-square-mile samples of street…

物理与社会 · 物理学 2009-11-11 Alessio Cardillo , Salvatore Scellato , Vito Latora , Sergio Porta

3D multi-object detection and tracking are crucial for traffic scene understanding. However, the community pays less attention to these areas due to the lack of a standardized benchmark dataset to advance the field. Moreover, existing…

计算机视觉与模式识别 · 计算机科学 2019-03-07 Abhishek Patil , Srikanth Malla , Haiming Gang , Yi-Ting Chen

Automated 3D city generation, focusing on road networks and building layouts, is in high demand for applications in urban design, multimedia games and autonomous driving simulations. The surge of generative AI facilitates designing city…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Tao Li , Ruihang Li , Huangnan Zheng , Shanding Ye , Shijian Li , Zhijie Pan