When I say coordinates I mean latitude and longitude coordinates of earth. I w开发者_开发技巧ant to determine if a set of coordinates are within the same area (my cutoff is 200 miles). I\'ve been goog
I am trying so write a bit of code that will search for a given point on a map, but in a given arc of a compass bearing.
I am trying to group points of geospatial data based on density and relative distance. Is there a way that this can be done in SQL Server 2008 using the spatial features or would it be better to trans
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this
I have a web app with a giant Google Map in it. As users pan and zoom around on the map, points are dynamically loaded through AJAX call which include the viewport bounds (NE and SW corner coordinates
Question: Is it possible to use/retrieve Geodat开发者_JAVA技巧a from Google-Earth ? What I want to do is take a little area, get terrain information (coordinates, height, elevation) and simulate how
I have a database full of two-dimensional data - points on a map. Each record has a field of the geometry type. What I need to be able to do is pass a point to a stored procedure which returns the k n
I want to expose some spatial (and a few non-spatial) datasets via a public API. The backend store will either be PostgreSQL/PostGIS, sqlite/spatialite, or CouchDB/GeoCouch.
I am using Google Map API to add markers to a map when the user clicks a location on the map. I want to add an info window for the new marker when its clicked, the info window will be populated with d
开发者_StackOverflowI found that some result of MBRContains(g1,g2) and other functions seems not right to me.
加载中,请稍侯......