On Wed, Aug 15, 2012 at 2:04 PM, Sam Steingold wrote:
> I have a graph with edge and vertex weights, stored in two data frames:
>
> --8<---cut here---start->8---
> vertices <- data.frame(vertex=c("a","b","c","d"),weight=c(1,2,1,3))
> edges <- data.frame(src=c("a
> * Sam Steingold [2012-08-15 14:04:18 -0400]:
>
>> sapply(vertices$vertex, function (v) mean(E(g)[inc(v)]$weight))
> Note: no visible global function definition for 'inc'
> [1] 1.33 1.00 2.50 1.67
>
> but I was wondering if this is TRT, given the correct answer with a
> scary not
I have a graph with edge and vertex weights, stored in two data frames:
--8<---cut here---start->8---
vertices <- data.frame(vertex=c("a","b","c","d"),weight=c(1,2,1,3))
edges <- data.frame(src=c("a","a","b","c","d"),dst=c("b","c","d","d","a"),
weight=c(1,2,1,
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