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Commuting is a key mechanism that governs the dynamics of cities. Despite its importance, very little is known of the properties and mechanisms underlying this crucial urban process. Here, we capitalize on $\sim$ 50 million individuals'…

Physics and Society · Physics 2022-04-28 Lei Dong , Paolo Santi , Yu Liu , Siqi Zheng , Carlo Ratti

Over the last decades, in disciplines as diverse as economics, geography, and complex systems, a perspective has arisen proposing that many properties of cities are quantitatively predictable due to agglomeration or scaling effects. Using…

Physics and Society · Physics 2015-10-06 Luis M. A. Bettencourt , Jose Lobo

This chapter introduces OpenStreetMap - a crowd-sourced, worldwide mapping project and geospatial data repository - to illustrate its usefulness in quickly and easily analyzing and visualizing planning and design outcomes in the built…

Physics and Society · Physics 2020-08-28 Geoff Boeing

Urban planning and morphology have relied on analytical cartography and visual communication tools for centuries to illustrate spatial patterns, propose designs, compare alternatives, and engage the public. Classic urban form visualizations…

Physics and Society · Physics 2019-10-02 Geoff Boeing

Defining an objective boundary for a city is a difficult problem, which remains to be solved by an effective method. Recent years, new methods for identifying urban boundary have been developed by means of spatial search techniques (e.g.…

Physics and Society · Physics 2022-09-20 Yanguang Chen , Jiejing Wang , Yuqing Long , Xiaohu Zhang , Xiaoping Liu , Xiaosong Li

UAVs have become one of the widely used remote sensing platforms and played a critical role in the construction of smart cities. However, due to the complex environment in urban scenes, secure and accurate data acquisition brings great…

Computer Vision and Pattern Recognition · Computer Science 2022-06-27 Qingquan Li , Wenshuai Yu , San Jiang

This exhaustive investigation is dedicated to delving into the intricate legal aspects that underlie the inefficiency in the advancement and utilization of sustainable energies, with a primary focus on the dynamic landscape of China and…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-12-16 Aliasghar Baziar , Navid Parsa

The increasing attention given to AI Generated Content (AIGC) has brought a profound impact on various aspects of daily life, industrial manufacturing, and the academic sector. Recognizing the global trends and competitiveness in AIGC…

Artificial Intelligence · Computer Science 2023-08-22 Xiangyu Li , Yuqing Fan , Shenghui Cheng

Computer models and information systems have been used for urban planning and design since the 1950s. Their capacity for analysis and problem-solving has increased substantially since then with hardware and software being able to manage…

Computers and Society · Computer Science 2013-05-08 Gloria Lanci

Geocoding systems are widely used in both scientific research for spatial analysis and everyday life through location-based services. The quality of geocoded data significantly impacts subsequent processes and applications, underscoring the…

This position paper takes the first step to attempt to present the initial characterization of HCI research in China. We discuss the current streams and methodologies of Chinese HCI research based on two well-known HCI theories:…

Human-Computer Interaction · Computer Science 2019-05-20 Tao Bi , Yiyi Zhang , Chongyang Wang , Amid Ayobi

With the rapid progress of China's urbanization, research on the automatic detection of land-use patterns in Chinese cities is of substantial importance. Deep learning is an effective method to extract image features. To take advantage of…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Yao Yao , Haolin Liang , Xia Li , Jinbao Zhang , Jialv He

Urban outputs, from economy to innovation, are known to grow as a power of a city's population. But, since large cities tend to be central in transportation and communication networks, the effects attributed to city size may be confounded…

Physics and Society · Physics 2024-06-24 Xiaofan Liang , César A. Hidalgo , Pierre-Alexandre Balland , Siqi Zheng , Jianghao Wang

With the expansion of scientific research, the number of scientific research is increasing. A new urgent problem is raised that how to keep these researches in a proper way. Therefore, knowledge mapping methods come into being, providing a…

Digital Libraries · Computer Science 2022-02-22 Fan Shen

Research on autonomous driving in unstructured outdoor environments is less advanced than in structured urban settings due to challenges like environmental diversities and scene complexity. These environments-such as rural areas and rugged…

When studying the history of mathematical symbols, one finds that the development of mathematical symbols in China is a significant piece of Chinese history; however, between the beginning of mathematics and modern day mathematics in China,…

History and Overview · Mathematics 2015-11-26 Fang Li , Yong Zhang

Timely and accurate land use mapping is a long-standing problem, which is critical for effective land and space planning and management. Due to complex and mixed use, it is challenging for accurate land use mapping from widely-used remote…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Qiaohua Zhou , Rui Cao

Amid China's ageing and digital shift, digital exclusion among older adults poses an urgent challenge. To unpack this phenomenon, this study disentangles age, period, and cohort effects on digital exclusion among middle-aged and older…

Applications · Statistics 2026-02-10 Yufei Zhang , Zhihao Ma

This research delves into understanding the behaviors and characteristics of Chinese developers in relation to their use of technical documentation, which is crucial for creating high-quality developer documentation. We conducted interviews…

Human-Computer Interaction · Computer Science 2023-12-06 Zhijun Gao , Jiangying Wang , Meina Wang

Finding groups of connected individuals in large graphs with tens of thousands or more nodes has received considerable attention in academic research. In this paper, we analyze three main issues with respect to the recent influx of papers…

Data Structures and Algorithms · Computer Science 2017-05-24 Pieter Leyman , Patrick De Causmaecker