The 29th International Conference on Geoinformatics, Beijing, China
Address:Beijing, China

The final detailed program information can be found in the file (Download).  

Keynote Speakers

Dr. Jingming Chen (Fellow of Royal Society of Canada, University of Toronto), Keynote Title: Leaf chlorophyll content: a new remotely sensible parameter for terrestrial carbon cycle estimation.

Dr. Qiuming Cheng (Member of the Chinese Academy of Sciences, The China University of GeosciencesBeijing), 
Keynote Title: Deep-time Digital Earth and Co-evolution of Extreme Tectonics Events.

Dr. Peng Gong (Fellow of the International Eurasian Academy of Sciences, Foreign Member of Academia Europaea, The University of Hong Kong), 
Keynote Title: Global Land Cover Change Monitoring and Impact of Global Urbanization on Climate.

Dr. Michael F. Goodchild (Member of the American Academy of Sciences, University of California Santa Barbara) 
Keynote Title: On Replicability Over the Globe.

Dr. Renzhong Guo (Member of Chinese Academy of Engineering, Shenzhen University) 
Keynote Title: Adapting Cartography to Emerging Applications in the Digital Society.

Dr. Nina Lam (Fellow of American Association of Geographers, Louisiana State University) 
Keynote Title: How GIScience can Contribute to Disaster Resilience Analysis: The Development of the Resilience Inference Measurement (RIM) Model.

Dr. Deren Li (
Member of the Chinese Academy of Sciences and the Chinese Academy of Engineering, Wuhan University Keynote Title: On High Resolution Optical Satellite Mapping and Intelligence.

Paul Longley (Professor of Geographic Information Science, University College of London) 
Keynote Title: Revesting people, places, and practice of geographic information science.

Dr. Mei-Po Kwan (Fellow of the British Academy of Social Sciences, The Chinese University of Hong Kong) 
Keynote Title: Fundamental Concepts and Uncertainties in the Geospatial Analysis of Environmental Health Issues.

Dr. Junyi Zhang (Foreign Member of Japanese Academy of Engineering, Hiroshima University)
 Keynote Title: Transportation Amid Pandemics: Lessons Learned from COVID-19. 

Dr. Chenghu Zhou (Member of the Chinese Academy of Sciences, Institute of Geographic Sciences and Natural Resources Research, CAS), 
Keynote Title: Advances and Prospects of Full Pan-spatial Intelligent System

Zoom ID978 3682 8442 for all keynote speeches

Live Broadcast Link:

Session Topics

* Datail for the paper-session arrangement is available in the "Sessions" page. 

Accepted Papers/Abstracts
ID Title
1 Targeting the spatial context of risk factors associated with heat-related mortality via multiscale geographically weighted regression
2 Reconsideration on Ghost Cities From a Human-Land-Relationship Perspective
3 Long-term Evolution Recognition and Management Level Evaluation of Pavement Performance Based on Clustering Analysis
4 IB-CBBs:An Improved Spatial Index Considering Intersection Based on Clipped Bounding Boxes
5 Research and practice of natural resources monitoring and linkage updating technology: A case study of Shanghai
6 Comprehensive urban atlas design and practice of big spatiotemporal data
7 Study on Landscape Ecological Risk and Its Response to Human Activities in the Lower Yellow River Region, China
8 Dynamic Change of Urban-Rural Income Inequality and Construction Land Area Gap based on VAR Model
9 PyCLKDE: A big data-enabled high-performance computational framework for species habitat suitability modeling and mapping
10 Optimized Design Method for Satellite Constellation Configuration Based on Real-time Coverage Area Evaluation
12 Preliminary comparisons among the Gaofen-1 wide field of view sensors
13 Exploring time spatial dependence in crime open data using time constrained geographically weighted co-location quotient analysis
14 Assessing University Campus Design Qualities from Open Geospatial Data: Case Studies in Hong Kong
15 Research and Practice on the Whole Process Management and Sharing Technology System of Multi-source Heterogeneous Spatio-temporal Data
16 Impact of COVID-19 Pandemic on Housing Price in U.S.
17 Spatiotemporal Evolution of Habitat Quality Based on Ecological Red Line - A Case of Shiyan-Shenanongjia
18 Inversion and Spatial Heterogeneity of Regression Coefficients of Gravity Model for Population Flow in the Wuhan Metropolitan Area
19 Fairness Evaluation of Health Service Facilities Based on Accessibility: A Case Study of the Metropolitan Area of Jinan City
20 A Method for Removing Complex Visible Watermarks of Electronic Map Based on Conditional Generative Adversarial Nets
21 UAV Image Geo-localization by Point-Line-Patch Feature Matching and ICLK Optimization
22 Ecological network construction and optimization based on circuit theory: a case study of the Jiaodong Peninsula
24 Spatiotemporal Characteristics of ecosystem service value and its correlation with landscape patterns: A case of Bohai coastal wetland in Shandong Province
25 Boundary-aware multi-task neural networks for agricultural field extraction from very high-resolution satellite images
26 Evolution of urban built-up areas and its impact on urban vegetation of Jinan City, Eastern China
27 A phased vehicles evacuation planning method for disasters with time-dependent traffic demand
28 A comparison of two models to measure the distance decay of urban land density to the city center
29 Spatio-Temporal Variations of the COVID-19 Epidemic in Mexico
30 Property Crime Specialization in Detroit, Michigan
31 Temporal evolution and spatial pattern of the COVID-19 epidemic in the United States
32 Spatial connection pattern of urban network based on mobile signaling data in China
35 The 1:50,000 Eastern China map series (1926-1946) and its values for long-term land-cover and land-use change studies
36 A new multi-branch learning architecture integrating semantic and change representation for semantic change detection
37 Multi-scenario Tsunami Hazard Analysis in the Lianyun District
38 Beijing Winter Olympics Guarantee Based on Image Quality Improvement of FY-3D MERSI-II
40 The use of Siamese multi-task neural network for building change detection from VHR remote sensing images
41 Exploration of data-driven integration evaluation method of industry and city
42 Design of Receptive Field involved lightweight Neural Network.
43 Understanding the coupling and coordination relationship between urbanization and eco-environment in the Yangtze River Economic Belt
44 A study on the distribution of 5A attractions and the spatio-temporal characteristics of tourists' emotions in China
45 The Spatial Distribution Characteristics Of Erosion Ditch In Helen Black Soil Farming Area
46 Assessing the Dynamic Variations of Ecosystem Services Value in response to Land Use Changes in the Black Soil Region of Northeast,China
47 Identifying urban land-use change patterns by integrating multi-period point-of-interest and deep graph neural network
48 Method of Accessing the Urban Public Space from GF-2 Image by Indicator SDG 11.7.1
49 Analysis of changing geological information atlas of arable land utilization in northeast China
50 Deep learning prediction of the location of missing persons in China based on NGO data
51 Comprehensive Evaluation of Emergency Shelters in Wuhan City Based on GIS
52 Automatic Building Extraction based on Boundary Detection Network in Satellite Images
53 From cloud-native GIS to GI-native: A blueprint for future spatio-temporal infrastructure
54 Spatial pattern and factors analysis of farmland in Maonan district
55 The source of the 1 in 50,000 topographic map error in the Republic of China and the analysis of the city database
56 A comparative analysis on landscape connectivity metrics for protected area conservation
57 Integrating Social Media Data with Building Footprints for Rapid Disaster Damage Assessment
58 Analysis of the evolution of the landscape pattern of non-construction land in downtown chengdu and its driving forces
59 Identifying the collaborative scheduling areas of ride-hailing and traditional taxi services based on trajectory data
60 Evaluation of public health service level at macro scale and its spatial distribution study
61 Evaluation of provincial ecological efficiency and regional difference analysis in China
62 An ORB-SLAM3 Autonomous Positioning and Orientation Approach using 360-degree Panoramic Video
63 Ship path optimization that accounts for geographical traffic characteristics to increase maritime port safety
64 A spatial generalizability remote sensing crop mapping method based on Residual Bayesian Deep Learning fusing artificial prior knowledge
65 Precise Point Positioning and Accuracy Analysis Based on MSAS Corrections
66 Spatio-temporal variation and driving factors of eco-environmental quality in Henan section of the Yellow River Basin
67 Local modeling of PM2.5 concentration in Beijing-Tianjin-Hebei area: A multi-scale geographically weighted regression analysis
68 An Improved A-LOAM 3D Mapping Method Based on Ultra-wide Field Angle of Multi-line Lidar
69 Research on Coloring of 3D Point Cloud and Panoramic Image Based on Handheld SLAM
70 Continue to promote the transformation and upgrading of China‘s fundamental surveying and mapping
71 Integrating Characteristics of Vertical Viewing Angle into Quantitative Analysis of Street View Photos
72 Rice yield Prediction in Hubei Province based on deep learning
73 When Mass Appraisal Model of Real Estate Meets Geospatial Artificial Intelligence (GeoAI): for Better or Worse?
74 China’s urban development and its inequality from the space from 1986 to 2017
75 Glacier remote sensing information extraction based on deep learning
76 Extreme Precipitation Susceptibility Map over the Main Mining Areas of China Based on Satellite Precipitation Products
77 Impact of Climate Change on Lakes in Pan-Third Pole
78 Influence of trees’ canopy occupation on pedestrian thermal environment in summer
79 ST-LSTM-SA: A spatiotemporal predictive model for rainfall forecasting
80 sustainable smart city evaluation of 35 key cities in China
81 Landslide Detection Methods Based on Deep Learning in Remote Sensing Images
82 Quantifying exploration and preferential return in tourist mobility using mobile big data
83 Attention Guided Graph Convolutional Networks for Point Cloud Semantic Segmentation
84 Research on intelligent remote sensing monitoring method of large-scale land consolidation with Swin Transformer Network
85 A Historical geographic database using Multi-level Grid: a case study of Shanghai
86 A Method for Evaluating the Walking Suitability of Urban Streets with Multi-source Data: A Case Study of Nanjing, China
87 Prediction of air quality in Nanjing Based on Recurrent Neural Network
88 Research on the extraction method of impervious surface in Nanjing based on random forest classification
89 CATS: Conditional Adversarial Trajectory Simulation for Privacy-Preserved Location Data Publication
91 Study on the spatio-temporal distribution of tourists by coupling questionnaire survey and GPS data
92 Combination of lidar technology and Fa-shi calculation method of Chinese ancient architecture heritage reconstruction
93 Ambient population, spatial mobility, or both? Exploring the use of social media data for better modeling crime location choice in Beijing, China
94 Large-scale Population Distribution Modeling using Building Footprints and Deep Learning Techniques
95 Object-based image analysis combined with improved DenseNet for land use classification in mining areas
97 Technical Connotation and Research Agenda of Natural Resources Spatio-temporal Information
98 Comparison and evaluation of machine-learning-based spatial downscaling approaches for creating high-resolution precipitation data
99 A healthy urban street index ― A case study of city center of Tokyo
100 Spatiotemporal Analysis of PM2.5 Variation in the Nanjing City Using Ensemble Empirical Mode Decomposition
101 Investigation on the time scale characteristics of the coupling interaction of air pollutants O3 and NO2 in Nanjing City,China
102 Importance of Exposure Timing: Identifying Critical Windows of Maternal Air Pollution Exposures for Low Birth Weight in Offspring
103 Estimating Forest Aboveground Biomass in the Brazilian Amazon Using Airborne LiDAR and Ground Inventory Data
104 Comparisons of five indices for estimating local terrain surface roughness using LiDAR point clouds
105 Urban fractal structure investigated through the lens of intra-urban clusters
106 Urban expansion monitoring based on digital ground model -- a case study of Beijing Tianjin Hebei Plain
107 Analysis of Spatial Multi-scale Land Use Structure Evolution Based on Information Entropy and Fractal Dimension
108 An improved iterative local search algorithm for the regionalization problem
109 Moonlight Remote Sensing: Progress, Challenge, and Opportunity
110 Dynamic Simulation and Evolution of Land Mixed Utilization in Kunming Based on Mixed-Cell-CA Model
111 Identification and optimization of functional characteristics of territorial space in Anning City
112 Study on the uncertainty of machine learning model for earthquake-induced landslide susceptibility assessment
114 Evolving Effects of Non-Pharmaceutical Interventions (NPIs) on Covid-19 Health Impacts in the United States
115 Introducing the geospatial Python package for interactive mapping and data visualization
116 Spatiotemporal Evolution and Meteorological Drivers of PM2.5 Concentrations in the Yangtze River Delta, China
117 Research on Spatial Layout Optimization of Park Green Space in the Main Urban Area of Nanchang Based on Spatial Accessibility
118 Integration and application of spatial information model for earthquake damage assessment based on cloud architecture in Yunnan
119 GCN-based Urban Scene Understanding Integrating Semantic Object-Scene Relations: A case study of Chinese cities
120 The use of ALSTM-FCN for tobacco planting extraction from time-series Sentinel-1A SAR images
121 Domain-knowledge-based intelligent geographical modeling
122 A new method for mining co-location relationship between functions in urban-rural fringe
123 GIS-based Classification of Earthquake-related Losses in Yunnan
124 Tourists’ visual preference and planning response based on multi-agent model: a case study of Kulangsu
125 Spatio-temporal Differentiation in Long Time Series Evolution of Green Infrastructure: A Urban Agglomeration Perspective
127 A Coarse-to-Fine Approach for Urban Land Use Mapping Based on Multisource Geospatial Data
128 Analysis on Spatio-temporal Evolution and influencing factors of Heat Island effect in Jinan
129 Analysis on Influencing Factors of urban comprehensive carrying capacity: a case study of five provinces in Northwest China
130 Retrieving recent-decade ground deformation time-series of Chongming Island in Shanghai with multi-platform MT-InSAR analysis
132 Water Transparency Inversion Method of Dongting Lake based on Feedforward Neural Network Learning
133 Application of Communication, Navigation and Remote Sensing Integration in Water Safety Monitoring in Special Areas
134 Accessibility Analysis of Public Service Facilities in Chengdu Based on Crowdsourcing Geographic Data
135 Distribution Characteristics and Image Perception Differences of Urban and Rural Tourist Attractions: A Case of Beijing
137 Temporal and spatial characteristics of drought in the Tropic of Cancer (Yunnan Section) based on TRMM and MODIS data
138 Classification of Urban Functional Zones by Integrating Spatial Features of VHR Satellite Images and Semantic Features of POI Data
140 Research on improving the accuracy of land cover classification based on terrain factors and time-series NDVI
141 Multi-generalization Operators Jointly deal with High-density Block Spatial conflict
143 Functional Semantic Recognition of Blocks in Urban Built-up Area based on BERT model
144 Seasonal freeze-thaw processes of soils in the active layer in Xing’an permafrost regions and their influencing factors
145 Overseas Mapping and Accuracy Evaluation Based on ZY-3 Satellite Imagery
146 Bibliometric research on the evolution of resilience theme from the perspective of Geographical Science
147 Changing properties in 3D spatiotemporally contiguous heatwaves over China
148 Environmental influences of humus layer thickness and permafrost continuity in Northern High Latitudes
149 Urban expansion and its impact on urban heat island intensity: a case study of Chengdu City, China
150 Effects of forest fires on the permafrost environment in northern Da Xing’anling Mountains, NE China
151 A Hybrid Feature Selection Approach for Flash Flood Disaster Risk in Jiangxi Province, China
152 Spatiotemporal Patterns and Driving Force of Green Buildings in China: A Case Study of Guangzhou
153 Wetland classification using sparse spectral unmixing algorithm
154 Simulation of frozen ground distribution in the frozen ground region of northeast China based on a surface frost number model
155 Variations in active layer soil hydrothermal dynamics of typical wetlands in permafrost region in the Great Hing’an Mountains, Northeast China
156 Visually Exploring the Evolutions of Carbon Emissions in China from a Multi-temporal scale Perspective: A Case Study on the Province-level CO2 Emissions
157 Burned Area Mapping Algorithm Based on Coarse-Resolution Satellites
158 Forest landscape pattern analysis under urbanization in the Guangdong-Hong Kong-Macao Greater Bay Area
159 WQDC: A Modified Dorling Cartogram for Visualizing Water Quality of Rivers
160 Browsing Interest Extraction for the Domain Users on Public Map Service Platforms
161 The Influence of AR Scene Complexity on Map Reading Tasks: A User Study using Eye-Tracking approach
162 Studies on estimation model of carbon storage and its prediction of temporal dynamics of major forest types in the southern slope of the middle Qinling Mountains, China
163 Study on the Spatio-temporal Distribution of China's High-Resolution Grid Consumption Carbon Footprint
164 Reservoir Dam Surface Deformation Monitoring Based on SBAS-InSAR Technology
165 Social Inequalities in Residential Environment and Their Association with Health among Adults in Hong Kong, China: Who are Environmentally Disadvantaged and Vulnerable?
166 Occurrence, sources and potential risks of polycyclic aromatic hydrocarbons in a permafrost soil core, northeast China
167 Extraction of pig farms from high-resolution remote sensing images based on deep learning
168 Air Quality Prediction in Yangtze River Delta Based on GCN-LSTM
169 Gap-Filling of 8-Day Terra MODIS Daytime Land Surface Temperature in High-Latitude Cold Region with Generalized Additive Models (GAM)
170 Using machine learning to understand Twitter users’ urban green space activities during the COVID-19 pandemic period
171 Suitability analysis of jujube planting area extraction in sentinel-2 image based on NDVI threshold —— a case study of Ruoqiang County
172 Scene classification of high-resolution remote sensing images based on DenseNet and improved active learning.
173 Characterizing urban expansion pattern to understand urban form dynamics based on Google Earth Engine platform
174 Agent-based Modelling on Intra-urban Activities using Taxi Trajectory Data
175 History, Current Situation and Future Challenges of China's Geographic Information Data Governance
176 Deep Net-based Transfer Learning for Volunteered Map Text Detection
177 Identification of Urban Functional Regions based POI data and the economic contribution index, a case study of Chongqing, China
178 Refining the Southern Boundary of Permafrost in Boreal Mountain Forest, Northeast China
179 Sidewalk extraction based on street view images
180 Place connectivity moderates the association between concentrated disadvantage and confirmed COVID-19 cases in the contiguous US
181 Spatial-temporal Optimization for Automated External Defibrillator Placement
182 Site Selection of New PM2.5 Mobile Monitoring Station Based on Ordinary Kriging Interpolation
183 Optimization modeling method of disaster virtual geographic environment by knowledge guided
185 Three-dimensional virtual representation for the whole process of dam-break floods from a geospatial storytelling perspective
186 Research on the Spatial and Temporal Evolution of Nanfeng Spatial Form Based on Spatial Syntax
187 Taxi travel time based Geographically Weighted Regression Model (GWR) for modeling public housing prices in Singapore
189 Using Twitter to track internal migration in the UK before and during the COVID-19 pandemic
201 Revealing intra-urban spatial structure through an exploratory analysis by combining road network abstraction model and taxi trajectory data
202 Optimal Billboard Location Selection using Social Media Context
203 Simulating Urban Energy Use Under Climate Change Scenarios and Retrofit Plans in a Coastal Texas Community
204 Automatic Building Extraction based on Boundary Detection Network in Satellite Images
205 Changes in crop planting structure in black soil county of Northeast China
206 Three-dimensional virtual representation for the whole process of dam-break floods from a geospatial storytelling perspective