Political blog (edgelist) — polblog

Political blog data set from Olhede and Wolfe (2014), which is part of the original data set from Adamic and Glance (2005). The provided edgelist is from GitHub repository of Prof. Patrick Wolfe.

Usage

data("polblog_edgelist")

Format

polblog_edgelist is a matrix for the edge list from https://github.com/p-wolfe/network-histogram-code.

V1: a numeric vector of tail vertices.
V2: a numeric vector of head vertices.

Details

First 586 blogs are liberal; remaining 638 are conservative. Nodes with zero degree need to be removed.

Source

http://www-personal.umich.edu/~mejn/netdata/

https://github.com/p-wolfe/network-histogram-code

References

Adamic, L. A., & Glance, N. (2005). The political blogosphere and the 2004 US election: divided they blog. In Proceedings of the 3rd international workshop on Link discovery (pp. 36-43)

Examples

data(polblog_edgelist)
data(polblog)

#From polblog_edgelist to polblog
G<- igraph::graph_from_edgelist(as.matrix(polblog_edgelist), directed = FALSE)
G<- igraph::delete.vertices(G, igraph::degree(G) == 0)
G<- igraph::simplify(G)

polblog
#> IGRAPH c8f356f U--- 1224 16715 -- 
#> + edges from c8f356f:
#>  [1] 1--   2 1--  19 1--  21 1--  48 1--  57 1--  72 1--  97 1-- 127 1-- 156
#> [10] 1-- 193 1-- 204 1-- 205 1-- 254 1-- 287 1-- 341 1-- 377 1-- 390 1-- 446
#> [19] 1-- 451 1-- 498 1-- 499 1-- 501 1-- 518 1-- 909 1--1008 1--1178 2--  16
#> [28] 2--  22 2--  26 2--  46 2--  48 2--  84 2-- 119 2-- 126 2-- 127 2-- 131
#> [37] 2-- 141 2-- 147 2-- 166 2-- 191 2-- 198 2-- 254 2-- 261 2-- 284 2-- 304
#> [46] 2-- 306 2-- 339 2-- 352 2-- 373 2-- 377 2-- 387 2-- 428 2-- 429 2-- 440
#> [55] 2-- 442 2-- 443 2-- 444 2-- 448 2-- 487 2-- 498 2-- 499 2-- 501 2-- 507
#> [64] 2-- 514 2-- 518 2-- 522 2-- 537 2-- 584 2-- 586 2-- 909 3-- 405 3-- 562
#> [73] 3-- 563 3--1180 4-- 574 5-- 359 6--  37 6--  48 6-- 147 6-- 148 6-- 164
#> + ... omitted several edges