...
- In the Catalog pane, expand the Databases section.
- Right-click PlayMapping.gdb and select New > Feature Class. Name it HSTPoints. Under the Type drop-down box, select Point.
- Click Next twice. In the Spatial Reference window, under the Layers section, select the NAD 1927 projection. Click Finish.
- If the new feature class did not automatically add to your map: From the Catalog pane in the Databases section, expand PlayMappping.gdb. Right-click HSTPoints and select Add to Current Map.
- In the Contents pane, right-click HSTPoints and select Attribute Table.
- From the top of the attribute table, click the Add Field button.
- A new Fields view table pops up. Under the Field Name column, add a new name labeled Thickness.
- Change the Data Type to Short Integer by clicking the drop-down box then Short.
- From the main Ribbon, you will now see you are in the Fields tab. Click the Save button on the far right of the Ribbon to save the new field.
- Close the Fields view table by clicking the X at the top right of the table.
- From the Ribbon, select the Edit tab.
- In the Features group, click Create.
- A new pane, Create Features, opens on the right side of the screen. Click HSTPoints and select the Point button (first in list).
- In the Map view, click to add a point on the to left point displayed on the HST.jpg.
- In the Attribute Table, a new row has been generated for this newly created point. Click in the Thickness cell for this row and type 7.
- Repeat steps 14 and 15 for all points on HST.jpg.
- From the Ribbon, in the Edit tab, in the Manage Edits group, click Save. Click Yes for the pop-up window.
- Close the Create Features pane.
- Close the Attribute Table.
Interpolation
For more practice with Interpolation, check out our short course: Data Interpolation and Extraction
- From the Ribbon, click the Analysis tab.
- In the Geoprocessing group, click the Tools button. A new pane, Geoprocessing, will appear on the right side of the screen.
- In the Geoprocessing paneClick Analysis> Tools > and in the Geoprocessing table, type Natural Neighbor.
- Select Natural Neighbor (Spatial Analyst Tools).
- Under Input point features, click the drop-down menu and select HSTPoints.
- Under Z value field, choose Thickness.
- Under Output raster, change the name to HST_Interp_NN.
- Click Run.
...