> hyper.dual <- function(HN){
+ HD <- HN
+ HD$info$creator <- c(HN$info$creator,"hyper.dual")
+ HD$info$date <- c(HN$info$date,date())
+ HD$info$nNodes <- HN$info$nLinks; m <- HD$info$nLinks <- HN$info$nNodes
+ HD$nodes <- subset(HN$links,select=-c(E)); HD$links <- HN$nodes
+ E = vector(mode="list",m)
+ for(i in 1:m) E[[i]] <- which(sapply(HN$links$E,function(x) i %in% x))
+ HD$links$E <- E
+ return(HD)
+ }
> HN$info$title
[1] "Network file formats and tools"
> str(HN)
List of 5
$ format: chr "hypernets"
$ info :List of 9
..$ network: chr "NetFormats"
..$ title : chr "Network file formats and tools"
..$ by : chr "Gao etal."
..$ href : chr [1:2] "https://www.cell.com/patterns/pdf/S2666-3899(23)00218-0.pdf" "https://github.com/bavla/symData/tree/master/SDAJSON"
..$ creator: chr "V. Batagelj"
..$ date : chr "Sun Nov 12 15:52:36 2023"
..$ nNodes : int 7
..$ nLinks : int 8
..$ simple : logi NA
$ nodes :'data.frame': 7 obs. of 1 variable:
..$ ID: chr [1:7] "EasyGraph" "NetworkX" "igraph" "SNAP" ...
$ links :'data.frame': 8 obs. of 2 variables:
..$ ID: chr [1:8] "Edge List" "GraphML" "GML" "Pickle" ...
..$ E :List of 8
.. ..$ : int [1:5] 1 2 3 4 6
.. ..$ : int [1:6] 1 2 3 5 6 7
.. ..$ : int [1:6] 1 2 3 5 6 7
.. ..$ : int [1:4] 1 2 3 5
.. ..$ : int [1:4] 1 2 3 6
.. ..$ : int [1:5] 1 3 4 5 6
.. ..$ : int [1:2] 1 6
.. ..$ : int [1:2] 1 6
$ data : list()
> HD <- hyper.dual(HN)
> str(HD)
List of 5
$ format: chr "hypernets"
$ info :List of 9
..$ network: chr "NetFormats"
..$ title : chr "Network file formats and tools"
..$ by : chr "Gao etal."
..$ href : chr [1:2] "https://www.cell.com/patterns/pdf/S2666-3899(23)00218-0.pdf" "https://github.com/bavla/symData/tree/master/SDAJSON"
..$ creator: chr [1:2] "V. Batagelj" "hyper.dual"
..$ date : chr [1:2] "Sun Nov 12 15:52:36 2023" "Mon Nov 13 01:27:24 2023"
..$ nNodes : int 8
..$ nLinks : int 7
..$ simple : logi NA
$ nodes :'data.frame': 8 obs. of 1 variable:
..$ ID: chr [1:8] "Edge List" "GraphML" "GML" "Pickle" ...
$ links :'data.frame': 7 obs. of 2 variables:
..$ ID: chr [1:7] "EasyGraph" "NetworkX" "igraph" "SNAP" ...
..$ E :List of 7
.. ..$ : int [1:8] 1 2 3 4 5 6 7 8
.. ..$ : int [1:5] 1 2 3 4 5
.. ..$ : int [1:6] 1 2 3 4 5 6
.. ..$ : int [1:2] 1 6
.. ..$ : int [1:4] 2 3 4 6
.. ..$ : int [1:7] 1 2 3 5 6 7 8
.. ..$ : int [1:2] 2 3
$ data : list()
