arcmap tutorial

First, the preparatory work: 1. Firstly, the obtained latitude and longitude coordinates (generally latitude and longitude) are converted to the degree format, and the conversion formula is =left (c3,3) +mid (C3,find ("°", C3) +1,2)/60+mid (C3,find ("′", C3) +1,4)/3600 (Note: Each parameter depends on the specific circumstances) 2. Regenerate an Excel table, the corresponding x,y coordinates generate two columns, the first behavior column name (such as X,y) in order to arrange the coordinates

Data loss is often seen in the process of using ArcMap software. A red exclamation point appears in front of the layer when data is lost! The data display area has no data displayed. There are two ways to fix this: 1, select the missing data layer, right--properties; 2. Open the Properties window and select "Source", click the Set Data Source button to reset the data source; 3. Open the Window Wizard to browse to the data source to open. 4

1. During cropping, make sure that the data of the layers to be cropped has a public part. Sometimes, the data In ArcMap shows a public part. But in fact, due to coordinate system, they are not in the same way. If there are no public parts between several layers, an error will be reported. Check them. Possible error: Error 000953: Extent of the overlay operation will be empty. Solution: Change the coordinates or projection of the layers to ensure that

#1: Use the arctoolbox \ data management tools \ generalization \ dissolve Tool#2: Options: Select "merge fields" for the dissolve field item [merge fields based on those fields, that is, the last reserved fields ]. If you want to include other fields to the result, you can select in statistics field and set the rule [The rules that can be set are limited, that is, the sum, average, maximum, minimum, and so on ].#3: Special tips: The create multipart features option is shown below. If this optio

In the process of making a thematic map, not only should there be geographical elements to represent the spatial location, but often also to make some tabular data around the graph. Here is a summary of the insertion method in ArcMap.Method One: Insert an ObjectUse Insert-object in the menu to add almost any type of data to the map. Official Help NotesYou can also edit the data by using the application that the data belongs to.Method Two: The property sheet is added to the layoutWhen you create

One, add data connection1. How to connect a folder2. Database connection mode, note: Publishing a map feature service, you must use a database connection.Second, view the map1. Drag and drop the selected map file or database file directly into the ArcMap template window to display the map, and if the map is not displayed, right-click the layer in the Argmap left window and click Zoom to layer.Iii. Publishing Services (feature access is selected for pu

This is a very interesting question.Now I'm a point layer called "Wenchuan 73", there is a polygon layer also called "Wenchuan 73", using the spatial connection tool to calculate how many points each polygon is falling into. However, no matter how to calculate, the result can only generate points, can not generate polygons, this tool is the case, see the Help or do not understand.I make a connection in the property sheet of the polygon (by Space position), then can be born in the face file, whic

The first method: Extract values to points tool, this online more information. Don't introduce it. It's because my computer can't execute the tool, it's always wrong, but I don't know what the reason is. To realize this function, we have to find other ways. Later through the teacher's guidance, found that 3D analysis inside some tools are very useful, deliberately recorded down.Second method: Interpolate shape ToolExecuting this tool will ask you to enter a raster surface, view the attribute tab

no part is within the source feature. In this case, the target feature will not be selected using the "Within the other features (Clementini)" operator, and the target feature will be selected using the "within the other features" operator. The Clementini operation specifies that the boundary of the polygon is independent of the interior and exterior of the polygon.Clementini involves the "within other features" and "include" topological relationships defined in the following articles: Eliseo C

In the case of a map registration, sometimes a map that needs to be fitted is not the direction you want, so you may need to rotate the photo to the left or right at this time.After the picture viewer is rotated and saved, it is very simple to have a time finding in arcmap that still does not save its rotated image. The steps are as follows:1 load the image to be fitted and load the Georeferencing toolbar.2 Locate the georeferencing > flip or rotate i

You can often see questions about how to calculate the area and length In ArcMap. In the past, I had a blog post about this. Article It is very clear that it is implemented using VBA. Here we describe the calculation process again. The SHP file of the prefecture-level cities in Guangdong province is used to calculate the area of each prefecture-level city and the length of Multi-deformation, paste the image in the step at the same time. 1. load data

Many users in the process of using ArcMap software, the phenomenon of data loss often occurs. A red exclamation point appears in front of the layer when data is lost! The data display area will have no data displayed. So how to get the lost data back? Small knitting to teach you to solve. 1, select the missing data layer, right key--Properties 2, open the Properties window select Source, click the Set Data Source button to reset the data

1. Settings Data Layer scale 1.1 set the absolute display scale of the Data Layer Based on the data corresponding to the data layer File Of Coordinates System And coordinate Unit, set the absolute maximum to minimum display ratio. In the Open

Source: http://www.gisall.com/index.php? Uid-153242-action-viewspace-itemid-5711 Sort Ascending: Used to incrementally Sort this column.Sort Descending: used to Sort this column in Descending order.Advanced Sorting: Advanced Sorting. You can set

Sub elevation () 'Suppose the river width is 100 m Dim pmxdoc as imxdocumentSet pmxdoc = application. Document Dim pmap as IMAPSet pmap = pmxdoc. focusmap Dim pactiveview as iactiveviewSet pactiveview = pmxdoc. focusmap Dim

Dim app as iapplicationSet APP = Application Dim pmxdocument as imxdocumentSet pmxdocument = application. Document Dim pmap as IMAPSet pmap = pmxdocument. focusmap Dim pfeaturelayer as ifeaturelayerSet pfeaturelayer = pmap. layer (0) Dim

Copy the map document and open it again! Because the relative path of the loaded layer changes, you need to re-specify the layer position. In this regard, the. mxd document is set to a relative path, the specific method is as follows:(1) file -->

Private sub uibuttoncontrol1_click () Dim app as iapplicationSet APP = Application Dim pmxdocument as imxdocumentSet pmxdocument = application. Document Dim pmap as IMAPSet pmap = pmxdocument. focusmap Dim pfeaturelayer as ifeaturelayerSet

In practical applications, you will often encounter a high-precision map image file, how to register the image (so that the image has latitude and longitude coordinates ). Of course, we have to have some rough reference layers. Registration

private void ExtensionList(IApplication application){ List loadedExtensions = new List (); List unloadedExtensions = new List (); //All extensions returned by extension manager have been loaded at startup. IExtensionManager