I am using ArcGIS for Desktop. I am working with 4km resolution precipitation rasters from the PRISM website because I am trying to calculate the total annual precipitation for each groundwater ba…

I am trying to create the largest possible circle inside a polygon including its perimeter and area size. I created via minimum boundary geometry the smallest possible circle outside a polygon (see…

I've been running "SELECT cdb_usertables FROM CDB_UserTables('public')" over the CartoDB SQL API, but I'm getting 0 rows in return (although, notably, no authentication error). It was my impressio…

In a road network, I need to select the segments where a minimum of 5 dots occur (1 dot = 1 address) over a distance of 100 m (the image attached illustrates my question). I'm trying to use GRASS v.

I have created a grid of width 67.056 and height 60.3504 making the boundary mark as a template extent. But its straight grid while i want its to rotate around -1.3 degree. Till here the size of th…

I'm building a bike network dataset based on an existing street network. Each bike lane/route/path has a unique ID number (assigned by our engineering deparment) that must be included in a separate…