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Pris
  • Member for 12 years, 10 months
  • Last seen more than 2 years ago
16 votes
2 answers
9k views

Point of Intersection for a Ray and Earth's Surface

14 votes
2 answers
15k views

Characteristics of different methods to convert ECEF to LLA

14 votes
5 answers
29k views

Is there a website that will let me see add markers and bounding boxes on top of a street map?

14 votes
3 answers
17k views

Given a set of coordinates, how can I calculate the minimum bounds?

13 votes
3 answers
9k views

Divide a complex shapefile into a grid

9 votes
3 answers
11k views

Converting CSV file of WKT data to shapefile using ogr2ogr?

7 votes
3 answers
3k views

Converting Nasa's Blue Marble into cubic projection

6 votes
1 answer
709 views

What's a robust strategy for displaying 3D map data for navigation?

3 votes
2 answers
3k views

Finding the minimum and maximum distance between an observer and a lat/lon bounding box

3 votes
2 answers
317 views

How do I detect solid fill tiles in mapnik?

2 votes
0 answers
127 views

How can I figure out whether a sphere is intersecting the Earth between a given lon/lat range?

2 votes
2 answers
566 views

Projection for polygon intersection confined into one hemisphere?

2 votes
0 answers
281 views

How do you clip a gnomonic or stereographic azimuthal projection?

2 votes
3 answers
935 views

Given (lon,lat), how can I quickly retrieve the containing administrative region?

0 votes
0 answers
293 views

How do I open the GeoDB files on NaturalEarthData's site without ArcGIS?