错误长度零最短路径网络r

问题描述

在计算R中网络的最短路径时遇到问题。特别是,我使用以下代码随机化了一个双模网络:

n1 <- 441
n2 <- 210
ptie <- nrow(data_network)/(n1*n2)
random_data <- rg_tm(ni=n1,np=n2,ties=ptie,seed = 1000)
random_network = network(random_data,matrix.type="edgelist",directed = TRUE)

但是当我尝试使用以下代码计算最短路径时:

distance_tm(random_network,projection.method="sum")

我遇到以下错误:

Error in if (ncol(net) == 3) { : the argument has lenght zero

有人知道为什么吗?以下实际的两种模式的网络也会发生相同的情况:

structure(list(owner = c("ABBA JEANS MINING Sprl","ABBA JEANS MINING Sprl","ACACIA Sprl","AFRICAN ENGINEERING CORPORATE Sprl","AFRICAN MINERALS (Barbados) Ltd Sprl"),armed_band = c("Mayi Mayi Militia (Bakata Katanga)","Militia (Elements)","Batwa Ethnic Militia","FDD","Militia (Kamwina Nsapu)","RCD-Goma","Anti-Balaka","Kuluna Communal Militia","Mayi Mayi Militia (Bakata Katanga)"),freq = c(1,1,4,1)),row.names = c(NA,-10L),class = c("tbl_df","tbl","data.frame"))

当我尝试计算不同的内容时,也会出现相同的错误,例如:

clustering_tm(random_network)

非常感谢您的关注!

解决方法

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