Voting results for 15 congressmen from New Jersey.
Usage
data("voting")
Format
A 15 times 15 matrix.
Details
Romesburg (1984) gives a set of data that shows the number
of times 15 congressmen from New Jersey voted differently in
the House of Representatives on 19 environmental bills. Abstentions
are not recorded.
Source
H. C. Romesburg (1984), Cluster Analysis for Researchers.
Lifetime Learning Publications, Belmont, Canada.
R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
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> library(HSAUR2)
Loading required package: tools
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/HSAUR2/voting.Rd_%03d_medium.png", width=480, height=480)
> ### Name: voting
> ### Title: House of Representatives Voting Data
> ### Aliases: voting
> ### Keywords: datasets
>
> ### ** Examples
>
>
> data("voting", package = "HSAUR2")
> require("MASS")
Loading required package: MASS
> voting_mds <- isoMDS(voting)
initial value 15.268246
iter 5 value 10.264075
final value 9.879047
converged
> plot(voting_mds$points[,1], voting_mds$points[,2],
+ type = "n", xlab = "Coordinate 1", ylab = "Coordinate 2",
+ xlim = range(voting_mds$points[,1])*1.2)
> text(voting_mds$points[,1], voting_mds$points[,2],
+ labels = colnames(voting))
> voting_sh <- Shepard(voting[lower.tri(voting)], voting_mds$points)
>
>
>
>
>
>
> dev.off()
null device
1
>