Top "Spatial" questions

How to extract data from a RasterBrick?

I have a RasterBrick consisting of monthly rainfall data over 7 years, so it has 7 layers with 12 slots each: rainfall <…

r spatial raster r-raster

Get data frame with polygons id and Centroid (lat long) information from shapefile

I have a polygon shapefile (downloadable here) from which I want to create a data.frame with 3 columns containing: Polygon …

r shape spatial

Error when re-projecting spatial points using spTransform in rgdal R

G'day, I have a large number of lon/lat coordinates that are in the CRS Australian Geodetic Datum 66/84 (AGD66 for …

r spatial projection coordinate-systems rgdal

Sql Server spatial data type Geometry, STDistance and units : Get meters?

I'm using Sql server 2012 and google maps client-side, I use SRID 3785, as it's mercator that maps uses. I use geometry …

sql-server geometry geospatial spatial geography

Hibernate-Spatial Query for Points within an area

Dear stackoverflow readers, I'm currently working on an application that has the requirement to load specific items based on its …

hibernate postgresql postgis spatial hibernate-spatial

Different legends and fill colours for facetted ggplot?

Sorry for not included any example data for my problem. I couldn’t find a way to easily produce an …

r ggplot2 spatial shapefile

How to create thiessen polygons from points using R packages?

I have multiple sets of points (for different years ~20) I want to generate thiessen polygons for each set of points …

r geometry polygon spatial

Getting list of spatial points from polygon within query

I have a database with various defined polygons which represent the outer boundarys of buildings on a map of a …

sql-server spatial spatial-query

Insert geometry values in SQL Server 2008 R2

I want to insert GEOMETRY values into a table. For which I have a table with three columns as shown …

sql-server sql-server-2008-r2 spatial sqlgeometry

Convert from kilometers, (km), to decimal degrees

Using scipy.KDTree to do some quick nearest neighbour searches. I'm using KDTree.query_ball_point(pnt, r=some_distance) …

python distance spatial haversine