[英]NOT correctly set node degree as node attribute -R
我正在处理一个我无法理解问题出在哪里的问题。 我将我的数据转换为图表。 我想将度数作为节点属性,但它错误地执行了它。 当我执行dat<- as.data.frame(degree)
这给了我正确的答案,例如,具有最高 degree(10) 的 2 个节点的屏幕名称是“chrissmithonair”和“Philip_Huff”但是当我执行V(graph)$screen_name[degrees %in% max_degree_nodes]
它产生错误的答案,这意味着度数被错误地设置为节点属性。
有人可以帮我吗?
sample of data that I am using:
https://www.dropbox.com/s/m1ysau37orv1vle/test.csv?dl=0
library(dplyr)
library("igraph")
df = read.csv(".../test.csv")
graph <- graph_from_data_frame(df %>% select("id","parent"),directed=F)
summary(graph)
graph <- graph%>%set_vertex_attr("id", value = df$id)
graph <- graph%>%set_vertex_attr("parent", value = df$parent)
graph <- graph%>%set_vertex_attr("screen_name", value = df$user.screen_name)
net<-asNetwork(graph)
net
degrees <- igraph::degree(graph)
degree<-sort(degrees, decreasing = FALSE)
dat<- as.data.frame(degree). # it is correct
set_vertex_attr(
graph,
name = "degrees",
value = igraph::degree(graph)
)
max_degree_nodes <-10
V(graph)$screen_name[degrees %in% max_degree_nodes]. # it is wrong
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