Tagged Questions

Routing consists of finding optimal paths along geographic networks such as roads or trail systems.

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2
votes
1answer
136 views

How do GPS receivers map out directions?

Although I've never really dug into it, I've always assumed mapping out directions in a GPS unit is done with A* or Fibonacci-heaps at a higher level and Dijkstra's algorithm for smaller graphs. Are ...
23
votes
10answers
5k views

Alternatives to pgRouting

I was wondering if there are any alternatives to pgRouting tools. Thinking about it for a bit, I think the only alternative is to use R or RPY to do the analysis. Basically I'm trying to solve ...