2
votes
1answer
47 views

Conceptually, what's the ideal way to develop detour maps for a large number of nodes

I have a road layer of roughly 30,000 links. On these links, I have a total of 15,000 nodes that are sorted in a point layer. I'm trying to build a detour distance and routing around each asset in ...
3
votes
3answers
306 views

How to extend OSM2PO with ferry durations?

I would like to have the ferry duration [1] taken into account, when transforming OSM files to SQL. But I'm not sure if I need to write my own waytagresolver, or it is possible to simply add it to ...
2
votes
1answer
139 views

How to solve routes to offset points in Network Analyst?

The scenario is that there are points on a grid with intervals of 1000m covering an area of hundreds of square kilometres. I want to find routes on a road network to any one of these points. A road ...
12
votes
8answers
326 views

Looking for pedestrian-specific routing engines

Most of the applications providing pedestrian routing I see are sufficient for many needs but not optimal: you cannot cross open spaces like town squares, routing is in the middle of the street etc. ...
3
votes
1answer
201 views

Create an optimized point layer derived from a road layer so that the driving distance between each point is x

Consider a classic state-wide or country-wide roadway network. I want to create a point layer, where each point is on the roadway network. This point layer will have each point separated by its ...
3
votes
2answers
327 views

Reinventing the wheel: Public Transit System

I'm building a public transit service in South Africa, and I initially started the project on PHP and MySQL. I've managed to get far with the simple stack, with: Routing algorithm in PHP Data ...
2
votes
2answers
124 views

Are there open standards for storing multi-modal routing graphs?

I'm looking for any open standards (or maybe best practices) for storing multi-modal routing graphs, eg. info for pedestrian, bike, public transport and car routing, etc. Every data provider seems to ...
10
votes
2answers
358 views

Looking for best practices for determining turn penalties

Shortest path routing will often return routes with a lot of turns (zigzag shape). If you want to get routes with fewer turns, you can use turn penalties to make turning more "expensive". What are ...
2
votes
1answer
127 views

Finding intermediate points and speed over a segment

I have a dataset which is in the form of ( Time , Car ID, Speed at that moment, Lat,Long) and I need to do some machine learning on the data to answer the following questions : Best route from ...
23
votes
10answers
4k 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 ...