Re: [igraph] Maps and Networks

[Gary Weissman]

Hi Lorenzo,

If I understand your question correctly, then you can use the maps library in 
R.  There is a Stack Overflow thread which gives a little more detail here:

http://stackoverflow.com/questions/3951734/network-graph-and-us-map-in-r

Best,
Gary



On Apr 27, 2011, at 12:00 PM, address@hidden wrote:

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> Date: Wed, 27 Apr 2011 16:01:44 +0200
> From: Lorenzo Isella <address@hidden>
> To: address@hidden
> Subject: [igraph] Maps and Networks
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> Dear All,
> A question on the visualization side of network; from time to time we 
> all happen to see geographical maps (e.g. air transportation) with a 
> network overlaid upon them (e.g. links between London, Paris, Berlin and 
> Rome, just to consider Europe only).
> I tend to use igraph under R and ggplot2 for statistical visualization, 
> but how can one generate some good looking visualizations mainly by 
> scripting only?
> As of now, I would not know even where I can fetch the maps (let's say 
> Europe) for the task, let alone overlay a network upon them.
> Does anyone have experience with this kind of visualizations?
> A self-contained example even with fake data would help me a lot.
> Best Regards
> 
> Lorenzo
> 
> 
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--
Gary Weissman
http://www.babelgraph.org/
address@hidden