Lining up data in ArcGIS : a guide to map projections /
"Lining Up Data in ArcGIS: A Guide to Map Projections is an easy-to-navigate troubleshooting reference for any GIS user with the common problem of data misalignment. Complete with full-color maps and diagrams, this book presents practical techniques on how to identify data projections, create c...
Clasificación: | Libro Electrónico |
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Autor principal: | |
Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Redlands, California :
ESRI Press,
2013.
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Edición: | Second edition. |
Temas: | |
Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Chapter 1. Identifying the type of coordinate system for data using ArcMap
- Using vector datasets ; Identifying the type of coordinate system for data using ArcMap
- Chapter 2. Identifying the correct geographic coordinate system
- Example of datum offset between NAD 1927 and NAD 1983 datums in a GCS ; Example in which data with the unknown coordinate system is in a GCS, and reference data is in a projected coordinate system ; Other issues to consider
- Chapter 3. Identifying the projected coordinate system
- State plane coordinate system ; Universal transverse Mercator (UTM) coordinate system ; Testing to identify the projected coordinate system for data ; If state plane options do not align the data, test for UTM ; Other projected coordinate system options
- Chapter 4. Applying nonstandard units
- When standard coordinate systems don't work ; Customizing the state plane coordinate system with units of inches ; Comparing units of international feet with US survey feet ; Saving the custom projection file to disk for future use ; Defining the projection using the custom projection file
- Chapter 5. Aligning CAD data
- Modifying a standard coordinate system ; Working with CAD files in ArcMap ; Procedures to address misaligned CAD data ; Saving the custom projection file to disk
- Chapter 6. Aligning rotated CAD data
- Adjusting for the azimuth or rotation parameters ; Using other custom coordinate system options
- Chapter 7. Analyzing geographic (datum) transformations and why we need them
- What are geographic transformations? ; Geographic transformation methods ; Creating and saving a custom geographic transformation in ArcToolbox
- Chapter 8. Applying geographic transformations
- Applying composite geographic transformations in ArcGIS 10.1 for desktop ; Applying composite geographic transformations in the ArcMap data frame ; Applying geographic transformations in the project tool in ArcToolbox
- Chapter 9. What map projection should I use for my project?
- Geographic coordinate sytems ; Projected coordinate systems ; Deciding on the projection file in ArcMap ; Appropriate use of web Mercator projection
- Chapter 10. Defining projections and their parameters; adding x, y data; analyzing the shape of buffers
- Coordinate system definitions provided with ArcGIS for desktop ; Coordinate system parameters ; What is a geographic coordinate system? ; What is a projected coordinate system? ; What is a local coordinate system? ; Adding x, y data to ArcMap and converting to features in a shapefile or geodatabase feature class ; Why buffers displayed in ArcMap are not round
- Appendix A Knowledge base articles
- Appendix B Default installation paths
- Appendix C Default user profile paths.