====== Zoo ======

===== Hypernets =====

<code>
> library(jsonlite)
> wdir <- "C:/Users/vlado/DL/data/hyper/All/AllSet_all_raw_data/zoo"
> setwd(wdir)
> Z <- read.table("zoo.data",head=FALSE,sep=",")
> head(Z)
        V1 V2 V3 V4 V5 V6 V7 V8 V9 V10 V11 V12 V13 V14 V15 V16 V17 V18
1 aardvark  1  0  0  1  0  0  1  1   1   1   0   0   4   0   0   1   1
2 antelope  1  0  0  1  0  0  0  1   1   1   0   0   4   1   0   1   1
3     bass  0  0  1  0  0  1  1  1   1   0   0   1   0   1   0   0   4
4     bear  1  0  0  1  0  0  1  1   1   1   0   0   4   0   0   1   1
5     boar  1  0  0  1  0  0  1  1   1   1   0   0   4   1   0   1   1
6  buffalo  1  0  0  1  0  0  0  1   1   1   0   0   4   1   0   1   1
> lab <- c( "animal name", "hair", "feathers", "eggs", "milk", "airborne",
+   "aquatic", "predator", "toothed", "backbone", "breathes", "venomous",
+   "fins", "legs", "tail", "domestic", "catsize", "type")
> I <- c(2:13,15:17); J <- 1:15
> K <- as.logical(unlist(Z[1,I]))
> J[K]
[1]  1  4  7  8  9 10 15
> Vid <- lab[I]
> Z$V1[27] <- "Frog"       # 2 "frog"s, 26 & 27
> E = vector(mode="list",m)
> for(i in 1:m) E[[i]] <- J[as.logical(as.vector(unlist(Z[i,I])))]
> H <- data.frame(ID=Z$V1,legs=Z$V14,type=Z$V18,E=rep(NA,m))
> H$E <- E
> n <- length(Vid); V <- data.frame(ID=Vid)
> Tid <- c("mammal", "bird", "reptile", "fish", "amphibian", "insect", "other")
> data <- list(tID=Tid)
> info <- list(network="Zoo",
+   title="Zoo database",
+   by="Richard Forsyth",
+   href="https://archive.ics.uci.edu/dataset/111/zoo",
+   note='there are 2 instances of "frog" and one of "girl"!',
+   creator="V. Batagelj",
+   date=date(),
+   nNodes=n, 
+   nLinks=m,
+   simple=FALSE )
> HN <- list(format="hypernets",info=info,nodes=V,links=H,data=data)
> str(HN)
List of 5
 $ format: chr "hypernets"
 $ info  :List of 10
  ..$ network: chr "Zoo"
  ..$ title  : chr "Zoo database"
  ..$ by     : chr "Richard Forsyth"
  ..$ href   : chr "https://archive.ics.uci.edu/dataset/111/zoo"
  ..$ note   : chr "there are 2 instances of \"frog\" and one of \"girl\"!"
  ..$ creator: chr "V. Batagelj"
  ..$ date   : chr "Thu Oct 19 02:08:46 2023"
  ..$ nNodes : int 15
  ..$ nLinks : int 101
  ..$ simple : logi FALSE
 $ nodes :'data.frame': 15 obs. of  1 variable:
  ..$ ID: chr [1:15] "hair" "feathers" "eggs" "milk" ...
 $ links :'data.frame': 101 obs. of  4 variables:
  ..$ ID  : chr [1:101] "aardvark" "antelope" "bass" "bear" ...
  ..$ legs: int [1:101] 4 4 0 4 4 4 4 0 0 4 ...
  ..$ type: int [1:101] 1 1 4 1 1 1 1 4 4 1 ...
  ..$ E   :List of 101
  .. ..$ : int [1:7] 1 4 7 8 9 10 15
  .. ..$ : int [1:7] 1 4 8 9 10 13 15
  .. ..$ : int [1:7] 3 6 7 8 9 12 13
  .. .. [list output truncated]
 $ data  :List of 1
  ..$ tID: chr [1:7] "mammal" "bird" "reptile" "fish" ...
> write(toJSON(HN),"Zoo.json")
</code>

===== SDAJSON =====

<code>
> library(jsonlite)
> wdir <- "C:/Users/vlado/DL/data/hyper/All/AllSet_all_raw_data/zoo"
> setwd(wdir)
>
> Z <- fromJSON("Zoo.json")
> Zhead <- list(nUnits=101, nVars=3, 
+   vars=list(V1=list(ID="legs",type="integer"),
+             V2=list(ID="type",type="nominal",cats=Z$data$tID),
+             V3=list(ID="attrs",type="set",cats=Z$nodes$ID),
+             V4=list(ID="battrs",type="members",cats=Z$nodes$ID)))
> Zinfo <- list(dataset=Z$info$network,
+   title=Z$info$title,
+   by=Z$info$by,
+   href=Z$info$href,
+   note=Z$info$note,
+   creator="V. Batagelj",
+   date=date()
+ )
> DF <- Z$links; rownames(DF) <- DF$ID; ZDF <- DF[,2:4]
> colnames(ZDF)[3] <- "attrs"
> n <- nrow(ZDF); za <- ZDF$attrs; zb <- vector("list",n)
> for(i in 1:n) {v <- rep(0,15); v[za[[i]]] <- 1; zb[[i]] <- v}
> ZDF$battrs <- zb
> ZOO <- list(format="SDAJSON",info=Zinfo,head=Zhead,SDF=ZDF)
> write(toJSON(ZOO),"ZooSDA.json")
> # str(ZOO)
</code>