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Re: [igraph] Faster shortest paths when weights are bounded


From: Raphael Clifford
Subject: Re: [igraph] Faster shortest paths when weights are bounded
Date: Tue, 22 Oct 2013 15:35:04 +0100

Thanks.  It's not really so fancy.
http://carlstrom.com/stanford/cs161/ps6sol.pdf has a clearer
explanation of the idea.

Raphael

On 22 October 2013 15:10, Gábor Csárdi <address@hidden> wrote:
> No, we don't have this. I am not convinced that the algorithm in Section 2.1
> would be much faster in practice, actually. Maybe it would, but fancy
> algorithms with (slightly) better theoretical time complexity are just
> impractical.
>
> Anyway, you can submit a feature request for this at
> http://github.com/igraph/igraph/issues. (Click on 'New issue'.) It helps if
> you argue that it is important to have this, and that it would be faster in
> practice. :)
>
> BEst,
> Gabor
>
>
> On Tue, Oct 22, 2013 at 9:51 AM, Raphael C <address@hidden> wrote:
>>
>> I was wondering if igraph had implemented within it any shortest path
>> algorithms which are faster when the edges have non-negative weights
>> and those weights are bounded.  For example section 2.1 of
>>
>> http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.228.5311&rep=rep1&type=pdf
>> .
>>
>> Raphael
>>
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>
>
>
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