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Methods

These are a set of steps to produce a relevant result, whether in data processing, analysis, visualization or application of these to policies and programs.

Topics tagged with mapping
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    In ArcScene, we display census data using 3D GIS. Note, 3D maps are generated in ArcScene, not ArcMap . To do this, add Extension: Customize>Tool Bars>3D Analyst. Right-click the layer in the table of contents and click “Proper...
    Sainan Zhang | December 17, 2012, 8:00 pm
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    DEM has been widely used for hydrological analysis. With ASTER DEM available, the higher resolution of 30m by 30m elevation data make the hydrological and flood risk analysis applicable at regional level. For example, Thanapakpawin et...
    Sainan Zhang | December 17, 2012, 8:16 pm
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    To map flood risk area, cells were defined as river by setting a flow accumulation threshold of 10 km2. This threshold was specified by taking references of previous research which has been done, e.g. Brakebill and Preston, 2003, Arthu...
    Sainan Zhang | December 17, 2012, 8:25 pm
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    ArcGIS 10 features built-in imagery from Microsoft's service, Bing Maps. We can access the Bing aerial maps directly within ArcGIS. Firstly, in ArcMap, open Bing Maps Aerial. Go to the drop-down menu next to the "Add Data" button, and...
    Sainan Zhang | December 17, 2012, 8:55 pm
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    Santiaguito volcano is located in the Department of Quetzaltenango, in the western highlands of Guatemala at 2550 mts altitude over sea level. Located 11 km from the city of Quetzaltenango, it is visited by many tourists and local cl...
    Javier Carranza Tresoldi | January 21, 2013, 4:24 pm
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