POLITECNICO DI TORINO Repository ISTITUZIONALE The Analysis of Open Source Software and Data for Establishment of GIS Services Throughout the Network in a Mapping Organization at National or International Level Original The Analysis of Open Source Software and Data for Establishment of GIS Services Throughout the Network in a Mapping Organization at National or International Level / JAFARI SALIM, Mehrdad. - (2014). Availability: This version is available at: 11583/2540693 since: Publisher: Politecnico di Torino Published DOI:10.6092/polito/porto/2540693 Terms of use: Altro tipo di accesso This article is made available under terms and conditions as specified in the corresponding bibliographic description in the repository Publisher copyright (Article begins on next page) 04 August 2020 POLITECNICO DI TORINO Doctorate school PhD in Environment and Territory - Environmental Protection and Management XXV cycle Final Dissertation The analysis of open source software and Data for establishment of GIS services throughout the network in a mapping organization at National or International level MEHRDAD JAFARI SALIM Tutor: Prof. Piero Boccardo FEB 2014 TABLE OF CONTENTS TABLE OF CONTENTS ............................................................................................................................ I INTRODUCTION................................................................................................................................... 1 1. Spatial Data Infrastructure Components and Considerations ....................................................... 3 1.1 Introduction ........................................................................................................................ 3 1.2 Driving Factors toward implementation of SDI ..................................................................... 3 1.2.1 Need to Be More Responsive to Key Partners and Clients ............................................ 3 1.2.2 Demand for Greater Accountability .............................................................................. 4 1.2.3 Opportunities Provided by New Technologies .............................................................. 4 1.2.4 Electronic Exchange of Data and Information ............................................................... 4 1.3 SDI Benefits ......................................................................................................................... 4 1.4 Components of a Spatial Data Infrastructure ....................................................................... 5 1.5 GIS software needs in SDIs ................................................................................................... 6 1.6 Concluding remarks ............................................................................................................. 7 2. The State Of The Art Available Software & Solution ..................................................................... 9 2.1 Open Geospatial Consortium (OGC) standard ...................................................................... 9 2.2 Open Source Software ....................................................................................................... 13 2.3 GNU GPL (General Public License) ...................................................................................... 13 2.4 The Free Software Definition ............................................................................................. 14 2.5 The list of available GIS software ....................................................................................... 14 2.5.1 Open Source GIS Software ......................................................................................... 16 2.5.2 Software Manufacturers and Projects ........................................................................ 57 2.5.3 Selecting Free and Open Source GIS Software ............................................................ 58 2.6 CONCLUSION ..................................................................................................................... 61 3. GeoNode A Web Application For Data Sharing .......................................................................... 62 3.1 Introduction ...................................................................................................................... 62 3.2 GeoNode Functionalities.................................................................................................... 64 3.2.1 Data Sharing .............................................................................................................. 65 INTRODUCTION 3.2.2 Data Uploading .......................................................................................................... 65 3.2.3 Data downloading ...................................................................................................... 66 3.2.4 Map creating ............................................................................................................. 67 3.2.5 Metadata management ............................................................................................. 67 3.2.6 Data sensitivity .......................................................................................................... 69 3.3 GeoNode and The Mapping Organization .......................................................................... 69 3.4 GeoNode Components ...................................................................................................... 70 3.4.1 GeoNode and PostgreSQL/PostGIS ............................................................................. 71 3.4.2 GeoServer .................................................................................................................. 72 3.4.3 GeoNetwork .............................................................................................................. 72 3.4.4 GeoExplorer ............................................................................................................... 74 3.4.5 OpenLayers ................................................................................................................ 76 3.4.6 Django ....................................................................................................................... 76 3.5 Malawi Disaster And Natural Resources Spatial Data Sharing Platform .............................. 80 3.6 Conclusion ......................................................................................................................... 81 4. Review Of Available Open Source Geospatial Data .................................................................... 82 4.1 Introduction ...................................................................................................................... 82 4.2 INVENTORY OF AVAILABLE GLOBALLY CONSISTENT DATA SOURCES .................................. 82 4.2.1 The VMAP0, VMAP1: ................................................................................................. 85 4.2.2 GADM database of Global Administrative Areas......................................................... 87 4.2.3 The GAUL: .................................................................................................................. 88 4.2.4 The WVS+ .................................................................................................................. 89 4.2.5 The Global Map ......................................................................................................... 90 4.2.6 The Relational World Data Bank II (RWDBII) ............................................................... 90 4.2.7 The GSHHG ................................................................................................................ 91 4.2.8 SRTM Water Body Data (SWBD) ................................................................................. 91 4.2.9 ASTER DEM ................................................................................................................ 91 4.2.10 LandScan ................................................................................................................... 92 4.2.11 CORE DATASETS ......................................................................................................... 94 4.2.12 THEMATIC DATASETS ................................................................................................ 102 4.3 Conclusion ........................................................................................................................ 109 5. Open Source Data Quality Assessment Protocol ....................................................................... 111 II TABLE OF CONTENTS 5.1 DATA QUALITY Definition................................................................................................. 111 5.2 DATA QUALITY assessment protocol ................................................................................ 112 5.3 DATA QUALITY INDICATORS DEFININTION ....................................................................... 113 5.3.1 Geographic Extent.................................................................................................... 113 5.3.2 Licensing and Constraints ......................................................................................... 113 5.3.3 Scale Denominator ................................................................................................... 113 5.3.4 Update ....................................................................................................................