- 基于微博数据的北京市热点区域意象感知被引量:59收藏
- 作者:谢永俊 彭霞 黄舟 刘瑜
- 机构:北京大学遥感与地理信息系统研究所;北京联合大学旅游信息化协同创新中心
- 来源:《地理科学进展》 2017
- 关键词:地理空间数据 社交媒体 微博数据 文本分析 热点区域 城市意象
- 摘要:"城市意象"研究对城市文化感知、城市管理与规划、旅游资源开发等具有重要意义。近年来,随着智能移动终端和社交媒体的普及,产生了大量城市内包含有文本和地理位置等信息的社交媒体数据,涉及城市的各个区域,为开展城市意象的综合感知...
- A Novel Popular Tourist Attraction Discovering Approach Based on Geo-Tagged Social Media Big Data被引量:42收藏
- 作者:Peng, Xia Huang, Zhou
- 机构:Beijing Union Univ;Chinese Acad Sci;Peking Univ
- 来源:ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION 2017
- 关键词:social media geographical big data tourist attraction popularity analysis
- Inferring demographics from human trajectories and geographical context被引量:39收藏
- 作者:Wu, Lun Yang, Liu Huang, Zhou Wang, Yaoli Chai, Yanwei Peng, Xia Liu, Yu
- 机构:Peking Univ;Peking Univ;Peking Univ;Beijing Union Univ
- 来源:COMPUTERS ENVIRONMENT AND URBAN SYSTEMS 2019
- 关键词:Demographics inferring Trajectory mining Human mobility Big geo-data
- Building a model-based personalised recommendation approach for tourist attractions from geotagged social media data被引量:30收藏
- 作者:Sun, Xiaoyu Huang, Zhou Peng, Xia Chen, Yiran Liu, Yu
- 机构:Peking Univ;Peking Univ;Beijing Union Univ
- 来源:INTERNATIONAL JOURNAL OF DIGITAL EARTH 2019
- 关键词:Recommendation system geotagged photos social media model-based approach support vector machine (SVM) gradient boosting regression tree (GBRT)
- A hybrid ensemble learning method for tourist route recommendations based on geo-tagged social networks被引量:27收藏
- 作者:Wan, Lin Hong, Yuming Huang, Zhou Peng, Xia Li, Ran
- 机构:China Univ Geosci;Peking Univ;Beijing Union Univ;Hubei Geol Environm Stn
- 来源:INTERNATIONAL JOURNAL OF GEOGRAPHICAL INFORMATION SCIENCE 2018
- 关键词:Tour recommendations spatial data mining volunteered geographic information location-based social networks ensemble learning method
- Building a Spatially-Embedded Network of Tourism Hotspots From Geotagged Social Media Data被引量:25收藏
- 作者:Wu, Xinyu Huang, Zhou Peng, Xia Chen, Yiran Liu, Yu
- 机构:Peking Univ;Minist Land & Resources;Peking Univ;Beijing Union Univ
- 来源:IEEE ACCESS 2018
- 关键词:Tourism hotspot network complex network geotagged data social media big data
- Perceiving beijing's "City Image" Across Different Groups Based on Geotagged Social Media Data被引量:20收藏
- 作者:Peng, Xia Bao, Yi Huang, Zhou
- 机构:Beijing Union Univ;Chinese Acad Sci;Peking Univ;Peking Univ;Peking Univ
- 来源:IEEE ACCESS 2020
- 关键词:Urban areas Social network services Cultural differences Big Data Radio spectrum management Text analysis City image geotagged data hotspots social media text analysis
- GeoSpark SQL: An Effective Framework Enabling Spatial Queries on Spark被引量:19收藏
- 作者:Huang, Zhou Chen, Yiran Wan, Lin Peng, Xia
- 机构:Peking Univ;Peking Univ;Beijing Adv Innovat Ctr Future Internet Technol;China Univ Geosci;Beijing Union Univ
- 来源:ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION 2017
- 关键词:big data GeoSpark SQL Spark spatial query processing spatial database
- Quantifying spatial disparities and influencing factors of home, work, and activity space separation in beijing被引量:18收藏
- 作者:Liu, Jian Meng, Bin Yang, Ming Peng, Xia Zhan, Dongsheng Zhi, Guoqing
- 机构:Capital Normal Univ;Beijing Union Univ;Beijing Union Univ;Beijing Municipal Inst City Planning & Design;Beijing Union Univ
- 来源:HABITAT INTERNATIONAL 2022
- 关键词:Activity spaces Mobile phone data Spatial separation Spatial disparities Influencing factors beijing
- Assessing the spatial distribution of and inequality in 15-minute PCR test site accessibility in beijing and Guangzhou, China被引量:13收藏
- 作者:Wang, Jianying Kwan, Mei-Po Liu, Dong Peng, Xia
- 机构:Chinese Univ Hong Kong;Chinese Univ Hong Kong;Chinese Univ Hong Kong;Beijing Union Univ;Chinese Univ Hong Kong
- 来源:APPLIED GEOGRAPHY 2023
- 关键词:Accessibility COVID-19 PCR test Sites Travel restrictions Commuting behavior
- 社交媒体地理大数据的旅游景点热度分析被引量:13收藏
- 作者:陈宁 彭霞 黄舟
- 机构:北京大学遥感与地理信息系统研究所;北京联合大学旅游学院
- 来源:《测绘科学》 2016
- 关键词:社交媒体 地理大数据 景点 热度分析
- 摘要:针对大数据时代,蕴含地理位置信息的社交媒体(Social Media)数据规模正呈爆炸性增长,通过对这类时空数据的挖掘可以整合用户的群体智慧,发现热门景点或线路,为用户提供更加精细的旅行服务。该文基于2005—2016年...
- An Effective NoSQL-Based Vector Map Tile Management Approach被引量:12收藏
- 作者:Wan, Lin Huang, Zhou Peng, Xia
- 机构:China Univ Geosci;Peking Univ;Beijing Union Univ;Chinese Acad Sci
- 来源:ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION 2016
- 关键词:digital map map tile NoSQL MapReduce cloud computing
- Flow trace: A novel representation of intra-urban movement dynamics被引量:10收藏
- 作者:Xing, Xiaoyue Yuan, Yihong Huang, Zhou Peng, Xia Zhao, Pengjun Liu, Yu
- 机构:Peking Univ;Texas State Univ;Peking Univ;State Key Lab Media Convergence Prod Technol & Sys;Beijing Union Univ
- 来源:COMPUTERS ENVIRONMENT AND URBAN SYSTEMS 2022
- 关键词:Urban rhythms Flow trace Big geo-data
- Quantifying the environmental characteristics influencing the attractiveness of commercial agglomerations with big geo-data被引量:8收藏
- 作者:Huang, Zhou Yin, Ganmin Peng, Xia Zhou, Xiao Dong, Quanhua
- 机构:Peking Univ;Peking Univ;Beijing Union Univ;Beijing Union Univ
- 来源:ENVIRONMENT AND PLANNING B-URBAN ANALYTICS AND CITY SCIENCE 0
- 关键词:Urban planning commercial agglomeration attractiveness bipartite graph centrality supply and demand human-environment relationship big geo-data
- Investigating the neighborhood effect averaging problem (NEAP) in greenspace exposure: A study in beijing被引量:7收藏
- 作者:Wang, Jianying Kwan, Mei-Po Xiu, Gezhi Peng, Xia Liu, Yu
- 机构:Chinese Univ Hong Kong;Chinese Univ Hong Kong;Peking Univ;Imperial Coll London;Imperial Coll London
- 来源:LANDSCAPE AND URBAN PLANNING 2024
- 关键词:Neighborhood effect averaging Greenspace exposure Human mobility Equity
- 被引量:7收藏
- 作者:Xiaoyu Sun Zhou Huang Xia Peng Yiran Chen Yu Liu
- 机构:Institute of Remote Sensing and Geographical Information Systems;Beijing Key Lab of Spatial Information Integration&Its Applications;Collaborative Innovation Centre of eTourism
- 来源:International Journal of Digital Earth 2019
- 基于社交媒体数据挖掘的旅游者情绪感知被引量:7收藏
- 作者:冯泽琪 彭霞 吴亚朝
- 机构:北京联合大学应用文理学院;北京联合大学旅游学院;北京工业大学信息学部
- 来源:《地理与地理信息科学》 2022
- 关键词:旅游者情绪 社交媒体大数据 情感计算 beRT
- 摘要:随着智能移动终端和社交媒体的普及,带有地理标签的社交媒体数据大量涌现,其“文本—位置—时间”的多维特征使得精细时空尺度上的旅游者情绪感知成为可能。该文基于2017-2019年旅游者发布的新浪微博数据,采用beRT模型对微...
- 基于酒店评论大数据的游客评论主题挖掘与情感分析--以北京五星级酒店为例被引量:5收藏
- 作者:马桂真 彭霞
- 机构:北京联合大学旅游学院
- 来源:《北京联合大学学报》 2021
- 关键词:酒店评论大数据 主题挖掘 情感分析
- 摘要:分析酒店评论数据可以挖掘游客的关注点、意见、建议、情感倾向等有价值的信息。结合对酒店评论数据进行主题挖掘和情感分析的交叉研究,提出一个包含数据采集、数据预处理、主题挖掘、情感倾向研究及可视化分析的集成框架。以Tripad...
- 面向旅游规划的空间信息服务工作流构建被引量:3收藏
- 作者:彭霞 谢永俊 党安荣
- 机构:北京联合大学旅游学院;北京大学遥感与地理信息系统研究所;清华大学建筑学院
- 来源:《测绘科学》 2016
- 关键词:旅游规划 空间信息服务 工作流
- 摘要:针对现有工作对规划支持不足的问题,该文通过集成空间信息服务、语义网络、Web服务发现与组合等技术,探索并建立了一套完整、有效,能充分提供旅游规划决策支持的空间信息服务工作流构建方法。阐述了面向旅游规划的空间信息服务工作流...
- MFM: A Multiple-Features Model for Leisure Event Recommendation in Geotagged Social Networks被引量:1收藏
- 作者:Wu, Yazhao Peng, Xia Niu, Yueyan Gui, Zhiming
- 机构:Beijing Univ Technol;Beijing Union Univ;Chinese Acad Sci;Beijing Key Lab Urban Spatial Informat Engn;Beijing Union Univ
- 来源:ELECTRONICS 2024
- 关键词:event recommendation system EBSN cold start user activity social relations
- Mobility census for monitoring rapid urban development被引量:1收藏
- 作者:Xiu, Gezhi Wang, Jianying Gross, Thilo Kwan, Mei-Po Peng, Xia Liu, Yu
- 机构:Peking Univ;Imperial Coll London;Chinese Univ Hong Kong CUHK;Helmholtz Inst Funct Marine Biodivers HIFMB;Carl von Ossietzky Univ Oldenburg
- 来源:JOURNAL OF THE ROYAL SOCIETY INTERFACE 2024
- 关键词:human mobility manifold learning cities
- Mobility Census for the analysis of rapid urban development被引量:0收藏
- 作者:Xiu, Gezhi Wang, Jianying Gross, Thilo Kwan, Mei-Po Peng, Xia Liu, Yu
- 机构: Institute of Remote Sensing; Institute of Space and Earth Information Science; Centre for Complexity Science; Helmholtz Institute for Functional Marine Biodiversity ; University of Oldenburg
- 来源:arXiv 2022
- 关键词:Big data - Data mining
- 不同文化群体的北京历史文化街区形象感知差异研究被引量:0收藏
- 作者:彭霞 王云 黄舟
- 机构:北京联合大学旅游学院;北京大学遥感与地理信息系统研究所
- 来源:《北京大学学报:自然科学版》 2022
- 关键词:文化群体 形象感知 地方依恋 历史文化街区 社交媒体
- 摘要:基于2010—2019年TripAdvisor发布的北京市历史文化街区游客在线点评数据,在构建入境游客地方依恋模型的基础上,运用内容分析法,探讨不同文化群体对北京市历史文化街区的形象感知差异。研究结果表明,不同文化群体在...
- 基于时空大数据的北京城市商圈功能特征研究被引量:0收藏
- 作者:牛悦颜 彭霞
- 机构:北京联合大学应用文理学院;北京联合大学旅游学院
- 来源:《北京联合大学学报》 2023
- 关键词:商圈 POI 客流 多源时空大数据
- 摘要:基于多源时空大数据,对北京城市商圈进行识别,并分析其业态和服务功能。首先利用POI、手机信令及路网数据,确定了北京市六环内的186个商圈;其次,通过对商业相关POI进行K-means聚类,将商圈分为购物休闲型、娱乐休闲型...
- A Transformer-Based Multimodal Model for Urban-Rural Fringe Identification被引量:0收藏
- 作者:Jia, Furong Dong, Quanhua Huang, Zhou Chen, Xiao-Jian Wang, Yi Peng, Xia Guo, Yuan Ma, Ruixian Zhang, Fan Liu, Yu
- 机构:Peking Univ;Wuhan Univ Technol;Beijing Union Univ;MIT;Int Res Ctr Big Data Sustainable Dev Goals
- 来源:IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING 2024
- 关键词:Remote sensing Transformers Visualization Socioeconomics Buildings Labeling Data models Deep learning social sensing street view images (SVIs) urban rural fringe (URF) urbanization
- 一种基于XML/Z39.50的地球空间元数据组织方法被引量:0收藏
- 作者:黄舟 彭霞 解学通 赵勇 陈逸然
- 机构:北京大学遥感与地理信息系统研究所;北京联合大学旅游学院;广州大学地理科学学院;中国石化石油工程技术研究院
- 来源:《地球科学期刊:中英文版》 2014
- 关键词:地球空间元数据 共享 XML Z39 50协议
- 摘要:随着互联网及空间信息获取技术的发展,分布、多尺度数字化地球空间数据的共享问题,已经成为地学和信息领域的研究热点之一。地球空间元数据是关于地球空间数据的说明数据,相当于地球空间数据的“目录”信息,它的有效组织,是实现地球空...
- Big geo-data unveils influencing factors on customer flow dynamics within urban commercial districts被引量:0收藏
- 作者:Peng, Xia Niu, Yue-yan Meng, Bin Tao, Yingchun Huang, Zhou
- 机构:Beijing Union Univ;Beijing Union Univ;Beijing Inst Surveying & Mapping;Peking Univ
- 来源:INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 2024
- 关键词:Commercial district Customer flow Influences Multidimensional big geo-data beijing