Land surveying process, from former times, of measuring horizontal angles, and relatively few distances, among a network of control points and subsequent calculation of horizontal positions.

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4
votes
2answers
49 views

Map location of unknown point with distances to two known points

I'm trying to develop a function in R that will locate a point (A) on a map given distances between that point A and two other points (B and C), for which exact coordinates are known. The problem I'm ...
1
vote
0answers
32 views

Python code to determine the position on a map using Geo-Tagging

What is a proper python code, which enables to scan photographs (when captured from a series of snapshots) and match it with a geo-tagged image database. Based on the extent of similarities existing ...
16
votes
2answers
12k views

What is the difference between triangulation and trilateration?

Looking around I noticed that many people exchange the terms (tringlulation and trilateration) for the same sense. What's, actually, the correct sense of Triangulation and what are the differences ...