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The ''DEM'' menu contains the following options: * '''Delete''' – Removes all DEM data

...can be done, and if kept to a reasonable amount can be powerful in using a DEM for watershed delineation, but remember that data can not be manufactured. ==Editing Single Points==

...such as Triangulated Irregular Network (TIN) and Digital Elevation Model (DEM) data. Editing capabilities include the following:

...he DEM point from within either the Terrain Data or Drainage modules). The DEM Point of each attribute and how it is used follows: [[Image:DEMpoint att.png|thumb|275 px|''DEM Point Attributes'' dialog]]

...sociated with the crossing. The elevations are defined from the headwater elevations in the HY-8 analysis. Alternatively, geometry of the area can be defined a ...rea'' option is selected, manually enter the area at each of the headwater elevations computed by HY-8.

:[[WMS:DEM Guidelines|DEM Guidelines]] :[[WMS:DEM Menu|DEM Menu]]

...el Type", "Bottom Width", "Side Slope", "Manning's n", "Constant Tailwater Elevations", "Irregular Channel Cross-Sections", and "Rating Curves" are set in the at :[[Image:HY8EditDemElevations.png|thumb|none|left|450 px|''Edit DEM Elevations'' dialog.]]

* Rasters/DEM (*.dem, *.flt, *.asc, *.bil, *.tif, *.ace, ...) ..., grid or mesh). The principal application of this is to assign geometric elevations or depths to the geometry.

...in to see each point. Scatter points are visible in other views while the DEM is visible only in plan view. ==GIS Data Editing==

...in to see each point. Scatter points are visible in other views while the DEM is visible only in plan view. ==GIS Data Editing==

...s already been assigned a basin ID is intersected. The result is that each DEM point gets assigned the ID of the sub-basin it belongs to. ...tercept" flow along a line that might not be represented by the underlying elevations. An example of this is along a highway embankment. The scale of most DEMs d

The TIN and DEM menus have different commands when the Drainage module is active. ...ow through any of the given outlets. They should not be deleted if further editing is to be done. However, once all sub-basins have been properly defined, the

==Creating and Editing Quadtrees== *'''Depth Options''' – The elevations or depths assigned to each cell or node can be specified as a single value,

DEM contours to feature objects crash in WMS 8.3: 2180 converting dem contours to feature objects: 2175

| Editing Elevations * [http://wmstutorials-9.0.aquaveo.com/4%20EditingElevations-DEMBasics.pdf DEM Basics]

| Editing Elevations * [http://wmstutorials-9.1.aquaveo.com/4%20EditingElevations-DEMBasics.pdf DEM Basics]

| Editing Elevations * [http://wmstutorials-10.0.aquaveo.com/4%20EditingElevations-DEMBasics.pdf DEM Basics]

...See the [http://blogs.esri.com/esri/arcgis/2010/09/07/preparing-a-map-for-editing-setting-layer-properties/ ArcGIS® documentation] for further explanation o ...a menu of appropriate commands for the specific object type (static image, DEM, dynamic image, GIS coverage, ...) The following right-click commands are a

:[[WMS:Editing XYZ Coordinates|Editing XYZ Coordinates]] :[[WMS:DEM Guidelines|DEM Guidelines]]

:[[WMS:Editing XYZ Coordinates|Editing XYZ Coordinates]] :[[WMS:DEM Guidelines|DEM Guidelines]]