0
votes
0answers
47 views

Informations about API in GDAL for geocoding

I write to ask you if did you ever used the new API in GDAL for geocoding. (Link for description: http://www.gdal.org/ogr/ogr__geocoding_8h.html#a2b0382ceb7e3935d7fe1da2adada564e ). Do you know what ...
1
vote
0answers
39 views

Condensing sparse geocodes to weighted Geo-Circles?

I have a data-set comprising of 3 million records having latitude and longitude information associated with it, I want to condense it to form few thousands Geo-Circles, with radius and weight ...
10
votes
4answers
4k views

What is the difference between geocoding and georeferencing?

After some googling around both seem to be interchangable words, where we speak of tying the spatial info of a real place and storing in database. But still I am not satisfied, there should be some ...
21
votes
7answers
2k views

Work flow for georeferencing imagery using open source tools?

Does anyone have a recommendation for a work flow for georeferencing high resolution aerial photography using open source tools? Comparison of user friendliness and robustness between Quantum GIS ...