Tag: sna

下标越界 – 一般定义和解决scheme?

在与RI合作时,经常会收到错误信息“下标越界”。 例如 : # Load necessary libraries and data library(igraph) library(NetData) data(kracknets, package = "NetData") # Reduce dataset to nonzero edges krack_full_nonzero_edges <- subset(krack_full_data_frame, (advice_tie > 0 | friendship_tie > 0 | reports_to_tie > 0)) # convert to graph data farme krack_full <- graph.data.frame(krack_full_nonzero_edges) # Set vertex attributes for (i in V(krack_full)) { for (j […]