云南高校图书馆联盟文献共享服务平台- GEOGRAPHIC

GEOGRAPHIC: 作品数：453被引量：797H指数：13; 导出分析报告; 相关领域：天文地球更多>>; 相关作者：王金龙高玉葆马成仓郭宏宇刘惠芬更多>>; 相关机构：中国农业大学淮北煤炭师范学院南开大学武汉大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家科技支撑计划中国博士后科学基金更多>>

Modeling potential wetland distributions in China based on geographic big data and machine learning algorithms: 《International Journal of Digital Earth》2023年第1期3706-3724,共19页Hengxing Xiang Yanbiao Xi Dehua Mao Tianyuan Xu Ming Wang Fudong Yu Kaidong Feng Zongming Wang; supported by the Natural Science Foundation of Jilin Province,China[YDZJ202301ZYTS218];the National Natural Science Foundation of China[42301430,42222103,42171379,U2243230,and 42101379];the Youth Innovation Promotion Association of the Chinese Academy of Sciences[2017277 and 2021227];the Professional Association of the Alliance of International Science Organizations[ANSO-PA-2020-14].; Climate change and human activities have reduced the area and degraded the functions and services of wetlands in China.To protect and restore wetlands,it is urgent to predict the spatial distribution of potential wetl...; 关键词：Potential wetland distribution machine learning algorithms geographic big data China wetland geographic features

A new framework for GEOBIA: accurate individual plant extraction and detection using high-resolution RGB data from UAVs: 《International Journal of Digital Earth》2023年第1期2599-2622,共24页Kaile Yang Zhangxi Ye Huan Liu Xiaoyu Su Chenhui Yu Houxi Zhang Riwen Lai; supported by the Forestry Peak Discipline Construction Project of Fujian Agriculture and Forestry University[grant number 72202200205];National Natural Science Foundation of China[grant number 31901298];the Natural Science Foundation of Fujian Province[grant number 2021J01059];Fujian Agriculture and Forestry University Innovation Foundation[grant number KFb22033XA].; Citrus(Citrus reticulata),which is an important economic crop worldwide,is often managed in a labor-intensive and inefficient manner in developing countries,thereby necessitating more rapid and accurate alternatives t...; 关键词：Crop management unmanned aerial vehicle remote sensing watershed segmentation geographic object-based image analysis

An adaptive LIC based geographic flow field visualization method by means of rotation distance: 《International Journal of Digital Earth》2023年第1期891-909,共19页Yulin Ding Daiyu Shang Tingchen Wu Qing Zhu Liguo Zhang Yongxin Guo; Geographic visualization is essential for explaining and describing spatiotemporal geographical processes in flow fields.However,due to multi-scale structures and irregular spatial distribution of vortices in complex ...; 关键词：Geographic flow field vortex feature rotation distance adaptive line integral convolution two-dimensional visualization

Spatiotemporal dynamics of population density in China using nighttime light and geographic weighted regression method被引量：2: 《International Journal of Digital Earth》2023年第1期2704-2723,共20页Wei Guo Jinke Liu Xuesheng Zhao Wei Hou Yunxuan Zhao Yongxing Li Wenbin Sun Deqin Fan; supported by National Natural Science Foundation of China[Grant Number 41930650];Ningxia Hui Autonomous Region Key Research and Development Project[Grant Number 2022BEG03064];State Key Laboratory INTERNATIONAL JOURNAL OF DIGITAL EARTH 2719 of Geo-Information Engineering and Key Laboratory of Surveying and Mapping Science and Geospatial Information Technology of MNR,CASM[Grant Number 2021-03-04].; The distribution and dynamic changes of regional or national population data with long time series are very important for regional planning,resource allocation,government decision-making,disaster assessment,ecological...; 关键词：Nighttime light Population density Geographically weighted regression Population spatialization Driving force analysis

Towards POI-based large-scale land use modeling: spatial scale, semantic granularity, and geographic context: 《International Journal of Digital Earth》2023年第1期430-445,共16页Junchuan Fan Gautam Thakur; The combination of spatial distribution,semantic characteristics,and sometimes temporal dynamics of POIs inside a geographic region can capture its unique land use characteristics.Most previous studies on POI-based la...; 关键词：Land use POI geospatial semantic deep learning semantic granularity spatial scale

A new academic impact metric for evaluating geographic simulation models: 《International Journal of Digital Earth》2022年第1期1855-1880,共26页Kai Xu Min Chen Albert J.Kettner C.Michael Barton Barry F.W.Croke Anthony J.Jakeman Daniel P.Ames Hsiao-Hsuan Wang Susan M.Cuddy Songshan Yue Yongning Wen Fengyuan Zhang Yixuan Zhang Guonian Lü; supported by National Key Research and Development Program of China(Grant number 2022YFF0711604);the General Project of the NSF of China(Grant number 42071363).; Geographic simulation models can be used to explore and better understand the geographical environment. Recent advances in geographic and socio-environmental research have led to a dramatic increase in the number of m...; 关键词：Geographic simulation model academic impact analytic hierarchy process model impact evaluation

Deep learning for land use and land cover classification from the Ecuadorian Paramo.被引量：2: 《International Journal of Digital Earth》2022年第1期1001-1017,共17页Marco Castelo-Cabay Jose A.Piedra-Fernandez Rosa Ayala; funded by the EU ERDF and the Spanish Ministry of Economy and Competitiveness(MINECO)under AEI Project TIN2017-83964-R;the Directorate-General for Research and Knowledge Transfer-Junta de Andalucia under Project UrbanITA P2000809.; The paramo,plays an important role in our ecosystems as They balance the water resources and can retain substantial quantities of carbon.This research was carried out in the province of Tungurahua,specifically the Que...; 关键词：CLASSIFICATION land use and land cover pixel-based image analysis geographic object-based image analysis deep neural network

Prediction of network public opinion features in urban planning based on geographical case-based reasoning: 《International Journal of Digital Earth》2022年第1期890-910,共21页Rui Li Jingqi Wang Shunli Wang Huayi Wu; supported by the National Natural Science Foundation of China [grant number U20A2091,41930107].; As a significant part of sustainable urban development proposed by the United Nations,urban planning is related to the ecological environment and transportation,especially affecting quality of life and social well-bei...; 关键词：Geographic case-based reasoning urban planning case similarity weight prediction of public opinion features

Processes and events in the centre:a dynamic data model for representing spatial change被引量：1: 《International Journal of Digital Earth》2022年第1期276-295,共20页Yufeng He Yehua Sheng Barbara Hofer Yi Huang Jiarui Qin; supported by National Natural Science Foundation of China[grant number 41631175,42077003].; Traditional geographic information system models for map representation use superposition of layers to model physical reality,neglecting the integrity of the environment and limiting the ability to express interaction...; 关键词：Spatio-temporal dynamics geographic scene geographic processes geographic events spatio-temporal reasoning graph database

Geographic context-aware text mining:enhance social media message classification for situational awareness by integrating spatial and temporal features被引量：2: 《International Journal of Digital Earth》2021年第11期1721-1743,共23页Christopher Scheele Manzhu Yu Qunying Huang; the funding support from the Vilas Associates Competition Award at University of Wisconsin-Madison(UW-Madison);the National Science Foundation[grant number 1940091].; To find disaster relevant social media messages,current approaches utilize natural language processing methods or machine learning algorithms relying on text only,which have not been perfected due to the variability a...; 关键词：Spatial data science spatially enabled text mining situational awareness deep learning GeoAI spatial features

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