Anmerkung: Intro -- Preface -- Organizing Committee -- Scientific Programme Committee -- Local Organizing Committee -- Scientific Committee -- Contents -- Natural Resource Management and Earth Observation -- 1 Evaluating Spatial Data Acquisition and Interpolation Strategies for River Bathymetries -- Abstract -- 1 Introduction and Motivation -- 2 Implementing a Workflow to Compare Bathymetry Acquisition and Interpolation Methods -- 2.1 Creation of the Reference Dataset -- 2.2 Data Acquisition Strategies -- 2.3 Spatial Interpolation Methods -- 2.3.1 Inverse Distance Weighting (IDW) -- 2.3.2 Radial Basis Functions (RBFs) -- 2.3.3 Ordinary Kriging (OK) -- 2.3.4 Simple Kriging (SK) -- 2.3.5 TopoGrid Algorithm -- 3 Assessing the Bathymetry Interpolation Methods Behaviors -- 3.1 Assessing Inverse Distance Weighting (IDW) -- 3.2 Assessing Radial Basis Functions (RBFs) -- 3.3 Assessing Ordinary Kriging (OK) -- 3.4 Assessing Simple Kriging -- 4 Comparisons of the Different Strategies -- 4.1 Comparing the Different Acquisition Strategies -- 4.2 Comparing the Different Interpolation Methods -- 5 Discussion and Conclusion -- Acknowledgements -- References -- 2 PLANTING: Computing High Spatio-temporal Resolutions of Photovoltaic Potential of 3D City Models -- Abstract -- 1 Introduction -- 1.1 Background -- 1.2 Literature Review -- 1.3 Objectives -- 2 Methodological Overview -- 2.1 Input Data -- 2.2 Software Architecture -- 2.3 Methodological Steps -- 3 3D Analysis -- 4 PV Installation Design -- 4.1 Techno-Economic Assumptions -- 4.2 PV Installation Design -- 5 Solar Irradiance and PV Potential Calculation -- 5.1 Solar Irradiance -- 5.2 PV Potential -- 6 Implementation -- 7 Validation and Model Performance -- 7.1 Validation -- 7.2 Evaluation of Run Time -- 8 Conclusion and Future Research -- 8.1 Summary -- 8.2 Limitations -- 8.3 Future Studies -- Acknowledgements. , References -- 3 Interpolation of Rainfall Through Polynomial Regression in the Marche Region (Central Italy) -- Abstract -- 1 Introduction -- 1.1 Aim of the Study -- 1.2 Geography of the Area -- 2 State of the Art -- 3 Methods -- 3.1 Quality Control -- 3.2 Climate Analysis Method -- 4 Results and Discussion -- 4.1 Rainfall Analysis -- 4.2 Regression Analysis -- 5 Conclusions -- References -- 4 An Artificial Stream Network and Its Application on Exploring the Effect of DEM Resolution on Hydrological Parameters -- Abstract -- 1 Introduction -- 2 Artificial Stream Network -- 3 Effect of DEM Resolution -- 3.1 The Number of Basins -- 3.2 Drainage Density -- 3.3 Total Stream Length of the Largest Basin -- 3.4 Average Stream Slope of the Largest Basin -- 3.5 Average Topographic Index of the Largest Basin -- 4 Validation Against Field Data -- 4.1 Data Description -- 4.2 Analysis -- 5 Conclusions -- References -- 5 Spatio-Temporal Analysis of Mangrove Loss in Vulnerable Islands of Sundarban World Heritage Site, India -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Study Area -- 2.2 Data Base -- 2.2.1 Remote Sensing Data Base -- 2.2.2 Sea Level Data -- 2.3 Methodology -- 2.3.1 Pre-processing of Landsat Images -- 2.3.2 Classification of Landsat Images -- 2.3.3 Change Detection -- 2.3.4 Analysis of Sea Level Data -- 3 Result and Discussion -- 3.1 Distribution of Land Use and Land Cover Classes -- 3.2 Pattern of Land Use and Land Cover Change -- 3.3 Identification of Disappearing Islands -- 3.4 Possible Causes of Land Area Loss -- 4 Conclusion -- Acknowledgements -- References -- Volunteered Geographic Information and Participatory GIS -- 3D Georeferencing of Historical Photos by Volunteers -- 1 Introduction -- 2 State of the Art -- 2.1 Approaches to Collecting 3D Data Using Volunteers -- 2.2 3D Georeferencing of (Historical) Photos. , 3 Methodology -- 3.1 Georeferencing -- 3.2 Validation of the Georeferencing -- 4 Case Study -- 4.1 Implementation -- 4.2 Case Study Setting -- 4.3 Hypotheses -- 4.4 Data Collection -- 5 Results -- 5.1 Volunteers' Activity -- 5.2 Georeferencing Assessment -- 5.3 Volunteers Habits -- 6 Discussion -- 6.1 Volunteers' Interest for Georeferencing -- 6.2 Ability of the Volunteers to Perform the Georeferencing Task -- 6.3 Volunteers Habits -- 7 Conclusions and Perspectives -- References -- Patterns of Consumption and Connectedness in GIS Web Sources -- 1 Introduction -- 2 Related Work -- 3 GIS Software Tools on Google Trends -- 4 GIScience Top Websites -- 5 GIScience Content in Wikipedia -- 6 The Structure of the ArcGIS Documentation -- 7 Linked Inventory of GIS Tools -- 8 Conclusions -- References -- Charting the Geographies of Crowdsourced Information in Greater London -- 1 Introduction -- 2 Related Work -- 3 Datasets -- 3.1 London Demographic Data -- 3.2 Twitter Data -- 3.3 Wikipedia Data -- 4 Explaining Crowdsourced Geographies -- 4.1 Variable Selection and Normalisation -- 4.2 Twitter Models -- 4.3 Wikipedia Models -- 4.4 Comparison Between Twitter and Wikipedia -- 5 Discussion -- 6 Conclusions -- References -- 9 Supporting the Monitoring of Cheetahs in Kenya by Mobile Map Apps -- Abstract -- 1 Introduction -- 2 Methods -- 2.1 Study Area and Data Collection -- 2.2 Conceptualizing a State-of-the-Art Solution -- 2.3 Challenges Encountered During Implementation -- 2.4 Testing and Usability Study -- 3 Results -- 3.1 Realized Set-up of the Mobile App Monitoring System -- 3.2 Outcomes of the Usability Study -- 4 Discussion -- 5 Conclusion -- References -- Introducing Spatial Variability to the Impact Significance Assessment -- 1 Introduction -- 2 Theoretical Framework -- 3 Spatial Variability -- 4 Analysis of Impact Significance Assessment Methods. , 4.1 Environmental Impact Assessment -- 4.2 Life Cycle Assessment -- 4.3 Geodesign -- 4.4 Spatial Decision Support Systems -- 5 Recommendations for Spatially Differentiated Impact Significance -- 6 Conclusions and Future Work -- References -- 11 Development of System for Real-Time Collection, Sharing, and Use of Disaster Information -- Abstract -- 1 Introduction -- 2 Development of a System for Gathering and Use of Disaster Information -- 2.1 System Components -- 2.2 How the System Is Used -- 2.3 Linkage with Fire Spread Simulations -- 2.4 Information Collection Support Function -- 3 Validation Experiment with Local Citizens as Disaster Prevention Volunteers -- 3.1 Experimental Method and Assumptions -- 3.2 Information Submission Rates -- 3.3 Accuracy Rate of Submitted Information -- 3.4 Efficiency of Information Collection -- 4 Experiment to Evaluate Information Collection Support Functions -- 4.1 Background of Experiment and Methods -- 4.2 Experimental Results -- 5 Experiment to Evaluate Bandwidth and User Number Limitations -- 6 Summary and Conclusions -- Acknowledgements -- References -- Spatiotemporal Data Modelling and Data Mining -- A Top-Down Algorithm with Free Distance Parameter for Mining Top-k Flock Patterns -- 1 Introduction -- 2 Preliminaries -- 2.1 The Flock Pattern -- 2.2 Related Work -- 3 The New Pattern kε-Flock -- 3.1 Properties for the Identification of the kε-Flocks -- 4 A Top-Down Algorithm for the Discovery of kε-Flocks -- 5 Experiments -- 5.1 Discussion: Splitting of Geometric Cases -- 6 Conclusion and Future Work -- References -- 13 Optimization and Evaluation of a High-Performance Open-Source Map-Matching Implementation -- Abstract -- 1 Introduction -- 2 Related Work -- 3 "GraphiumMM" Map-Matcher Implementation -- 3.1 Map-Matching Algorithm -- 3.2 Online Mode -- 3.3 Implementation -- 4 Evaluation. , 4.1 Trajectory and Road Network Data -- 4.2 Method -- 4.3 Results -- 5 Conclusions -- Acknowledgements -- References -- 14 A Personalized Location-Based and Serendipity-Oriented Point of Interest Recommender Assistant Based on Behavioral Patterns -- Abstract -- 1 Introduction -- 2 Related Work -- 3 Method -- 3.1 Behavioral Pattern Extraction -- 3.1.1 Spatiotemporal Visited POI Detection -- 3.1.2 User Activity Pattern Mining Using Association Rules -- 3.2 POI Recommender Assistant -- 3.2.1 Collaborative Filtering POI Recommendation -- 3.2.2 Serendipity-Oriented POI Recommendation -- 4 Implementation and Experimental Evaluation -- 4.1 Implementation -- 4.2 Experimental Evaluation -- 5 Conclusion and Future Work -- References -- Identifying and Interpreting Clusters of Persons with Similar Mobility Behaviour Change Processes -- 1 Introduction -- 2 Related Work -- 2.1 Examining Behavioural Variations in Travel Surveys -- 2.2 Clustering Dynamic Processes Based on Their Similarity -- 2.3 Interpreting Cluster Results with Decision Trees -- 3 Method -- 3.1 Feature Extraction Level I-Mobility Behavior -- 3.2 Feature Extraction Level II-Mobility Behaviour Change -- 3.3 Cluster Computation and Interpretation -- 4 Case Study -- 4.1 Data and Procedure -- 4.2 Results -- 5 Discussion and Conclusions -- References -- Mixed Traffic Trajectory Prediction Using LSTM-Based Models in Shared Space -- 1 Introduction -- 2 Related Work -- 3 Methodology -- 4 Dataset and Evaluation Metrics -- 4.1 Dataset -- 4.2 Evaluation Metrics -- 5 Experiments -- 5.1 LSTM-Based Models -- 5.2 Setup -- 6 Results -- 6.1 Evaluation of the Models -- 6.2 Predicted Trajectories -- 7 Conclusion and Future Work -- References -- 17 A Framework for the Management of Deformable Moving Objects -- Abstract -- 1 Introduction -- 2 Related Work -- 3 Background -- 3.1 Spatiotemporal Data Models. , 3.2 Morphing.