Re: [igraph] How to rename vertices with contract.vertices() according to names of mapping vector

[Gábor Csárdi]

Answered here:

http://stackoverflow.com/questions/20171500/how-to-name-vertices-with-contract-vertices-according-to-names-of-mapping-vect

G.

On Sun, Nov 24, 2013 at 12:48 AM,  <address@hidden> wrote:
> I wanted the "id" and "name" of the vertices of the new graph to be
> respectively "digit" and "char". In other words, "id" and "name" should
> indicated the vertex attribute on which the new graph (g2) was contracted on
> so to give
>
>     print(get.data.frame(g2, what="vertices"))
>
>     #        name
>     # digit    digit
>     # char     char
>
> instead of
>
>     print(get.data.frame(g2, what="vertices"))
>     #             name
>     # c("A", "B") A, B
>     # c("1", "2") 1, 2
>
> Il 24.11.2013 05:43 Gábor Csárdi ha scritto:
>
>> On Sun, Nov 24, 2013 at 12:20 AM,  <address@hidden> wrote:
>>>
>>>      g2 <- contract.vertices(g, factor(V(g)$category))
>>>
>>> still gives
>>>
>>>    print(get.data.frame(g2, what="vertices"))
>>>                name
>>>
>>>    c("A", "B") A, B
>>>    c("1", "2") 1, 2
>>
>>
>> Yes, 'A' and 'B' are contracted into 'A, B' and '1' and '2' are
>> contracted into '1, 2'. Isn't this what you wanted?
>>
>> Gabor
>
>
>
> _______________________________________________
> igraph-help mailing list
> address@hidden
> https://lists.nongnu.org/mailman/listinfo/igraph-help