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...Options'' dialog will open. The dialog shows the different Node pairs and elevation for each node pair. ===Elevation===

...lues from the arcs will override z values interpolated from the background elevation map for TIN vertices created from feature arcs vertices. ...not interpolated. No such option exists if a TIN is used as the background elevation source.

*****''Top elevation'' – Value for the top elevation. *****''Bottom elevation'' – Value for the bottom elevation.

...' provides the tools and commands necessary to build 1D Hydraulic modeling data from feature object coverages. The ''River Tools'' primarily support the HE ...e elevation points and so there are river tools that allow a water surface elevation computed at a cross section to be interpolated (copied since it will be the

...the use of multiple rasters to represent varied resolution for background data. A workflow using rasters is recommended in this case. ===Interpolate to===

The ''TIN'' menu in the Terrain Data module has the following commands: ...d elevation source such as a DEM. For example, a project may have surveyed data with a lot of detail for a part of the project (such as a roadway profile)

In the Terrain Data module, TINs and DEMs are listed in the Project Explorer. A toggle is next ...ion file. Opening a digital elevation file using this option will open an elevation grid as a WMS DEM.

...(from which the source datasets will be obtained) and then selecting the ''Interpolate to...'' option. *''Extrapolation Method'' – If the VTK dataset does not bound the data being interpolated to, an extrapolation value is used for each location out

...eighted. The module is also used to view and edit survey data (i.e. SHOALS data). ...The actual bathymetry comes from the scattered data. SMS interpolates this data to the created mesh or grid points.

The GIS module allows managing geographical information data inside of the SMS. ...d external data such as ArcInfo Shapefiles and MapInfo MIF/MID files. This data can be converted to [[SMS:Map_Module|Map module features]] for various purp

In addition to the standard menus, the Quadtree module has the ''Data'' menu and the ''Cells'' menu. ===Quadtree Module Data Menu===

; Data Calculator : For more information, see [[SMS:Data Calculator|Data Calculator]]. ...d, linear interpolation will be used to determine the sampled times. If '''Interpolate times''' is not selected, the value from the nearest existing dataset time

...low the ET extinction depth, evapotranspiration ceases. If the water table elevation lies between these two extremes, the evapotranspiration rate varies linearl ...flux and layer indicator arrays, the evapotranspiration arrays are edited: elevation, ET extinction depth, maximum ET rate, and layer indicator.

...re for display and interpolation. Lidar is typically used to get elevation data for use in a model. :Because lidar data is typically quite large, in order to speed up the display of lidar points,

...ter'' takes less memory and performs faster because it is a more efficient data structure. If ''Display as surface'' is selected, options are available to ...ns. Then if the projections are changed, the z values that store the land data would not be affected.

...odel approach to building GSSHA simulations that allows for the use of GIS data objects. Stream arcs are used to define both the spatial extent as well as ...been digitized from a topographical map, and the streambed may be lacking elevation values. The ''Smooth GSSHA Streams'' dialog provides a place to check for a

...Options/Basic Package|Global Options/Basic package]] are initialized, the data for the flow package can be defined. The Block-Centered Flow (BCF) packag == Data Required ==

..., nodes can be interpolated between any two selected nodes by choosing the Interpolate item from the ''Nodes'' menu. This operation may be performed multiple time ...n is turned off or the new node is not inside the finite element mesh, the elevation is interpolated from the two selected nodes.

...contains tools used to construct and edit Quadtrees. A quadtree is a tree data structure in which each internal node has exactly four children. Quadtrees ...an be specified as a single value, or select a [[SMS:Datasets|dataset]] to interpolate from.

...of a hydraulic model are run. See the information on [[WMS:Preparing Stage Data|preparing stage files]] for more information about creating scatter dataset ...ected. This is an important option because if not applied, the process may interpolate water levels while ignoring obstructions between the water levels and the p