Results 1 to 10 of about 5,821 (68)

Representing the Spatiotemporal State Evolution of Geographic Entities as a Multi-Level Graph

ISPRS International Journal of Geo-Information
The geographic knowledge graph offers a structured framework for mining and discovering spatiotemporal knowledge, which is of great significance for understanding geographic dynamics.
Feng Yuan, Penglin Zhang, Qi Zhang, Yu Zhang, Anni Wang   +4 more
doaj   +3 more sources

A Novel Framework for Heterogeneity Decomposition and Mechanism Inference in Spatiotemporal Evolution of Groundwater Storage: Case Study in the North China Plain

Water Resources Research
Properly understanding the evolution mechanisms of groundwater storage anomaly (GWSA) is the basis of making effective groundwater management strategies.
Xiaowei Zhao, Ying Yu, Jianmei Cheng, Kuiyuan Ding, Yiming Luo, Kun Zheng, Yang Xian, Yihang Lin   +7 more
doaj   +2 more sources

Spatiotemporal characteristics of the ancient water wells for the past 3,000a in Zhejiang Province, China: a perspective of geography

Annals of GIS, 2023
Water wells are very important in the history of human development. The identification of spatiotemporal patterns of ancient water wells is a key to understanding the relationship between ancients and water, the evolution of ancient settlement patterns ...
Hongyun Zeng, Xinghong Qu, Hongxue Zeng, Jing Cheng, Yunqiang Zhu, Li Peng   +5 more
doaj   +1 more source

A Spatiotemporal Brain Network Analysis of Alzheimer’s Disease Based on Persistent Homology

Frontiers in Aging Neuroscience, 2022
Current brain network studies based on persistent homology mainly focus on the spatial evolution over multiple spatial scales, and there is little research on the evolution of a spatiotemporal brain network of Alzheimer’s disease (AD).
Jiacheng Xing, Jiacheng Xing, Jiaying Jia, Xin Wu, Liqun Kuang   +4 more
doaj   +1 more source

Spatiotemporal evolution analysis of NO2 column density before and after COVID-19 pandemic in Henan province based on SI-APSTE model

Scientific Reports, 2021
Air pollution is the result of comprehensive evolution of a dynamic and complex system composed of emission sources, topography, meteorology and other environmental factors. The establishment of spatiotemporal evolution model is of great significance for
Yang Liu, Jinhuan Zhao, Kunlin Song, Cheng Cheng, Shenshen Li, Kun Cai   +5 more
doaj   +1 more source

A Novel Integrated Spatiotemporal-Variable Model of Landscape Changes in Traditional Villages in the Jinshaan Gorge, Yellow River Basin

Land, 2023
Spatiotemporal studies of landscape pattern evolution in traditional villages are beneficial for addressing complex urbanization and global climate change.
Lili Liu, Meng Chen, Pingping Luo, Maochuan Hu, Weili Duan, Ahmed Elbeltagi   +5 more
doaj   +1 more source

Spatiotemporal characterization and forecasting of coastal water quality in the semi-enclosed Tolo Harbour based on machine learning and EKC analysis

Engineering Applications of Computational Fluid Mechanics, 2022
Characterizing and forecasting coastal water quality and spatiotemporal evolution should be significant to coastal ecosystem management. However, high-quality modeling coastal water quality and their spatiotemporal evolutions is rather challenging due to
Tianan Deng, Huan-Feng Duan, Alireza Keramat   +2 more
doaj   +1 more source

Spatiotemporal wave propagation of the shale oil and gas development in the Marcellus Shale in the past one century and a half

GIScience & Remote Sensing, 2022
Dense shale oil and gas extraction activities have a long history in the Marcellus Shale and the investigation of their evolution draws increasing interest.
Yang Liu
doaj   +1 more source

Spatiotemporal Gravitational Evolution of the Night Land Surface Temperature: An Empirical Study Based on Night Lights

Remote Sensing, 2023
Land surface temperature (LST) is closely associated with urban and rural development. To study the spatiotemporal evolution of the LST, we used daily night light and LST data as well as the gravity model, coupling coordination model, standard deviation ...
Qiang Fan, Yue Shi, Bwalya Mutale, Nan Cong   +3 more
doaj   +1 more source

Spatiotemporal Evolution Analysis of the Chinese Railway Network Structure Based on Self-Organizing Maps

ISPRS International Journal of Geo-Information, 2023
Delving into the spatiotemporal evolution of the railway network in different periods can provide guidance and reference for the planning and layout of the railway network. However, most of the existing studies tended to model the railway data separately
Lingzhi Yin, Yafei Wang
doaj   +1 more source