trelliscope (version 0.9.7)

makeSplodData: Create Data Plottable by splod

Description

Create pairwise scatterplot data plottable by splod

Usage

makeSplodData(data, id.vars = NULL)

Arguments

data

a data.frame

id.vars

variables to ignore when computing all pairs of variables

Value

an object of class 'localDiv' and 'splodDat' that can be passed to splod

References

Wilkinson, L., Anushka A., and Grossman, R. L. "Graph-Theoretic Scagnostics." INFOVIS. Vol. 5. 2005.

See Also

splod, splodPanelFn

Examples

## Not run: 
# library(lattice)
# 
# vdbConn(tempfile(), autoYes = TRUE)
# 
# # make "splod" directly from a data frame
# splod(batting, name = "batting",
#   id.vars = c("playerID", "yearID", "stint", "teamID", "lgID"))
# 
# # first transform the data into a "splodDat" object
# batSplodDat <- makeSplodData(batting,
#   id.vars = c("playerID", "yearID", "stint", "teamID", "lgID"))
# # now make "splod"
# splod(batSplodDat, name = "batting2", data = batSplodDat)
# 
# # custom panel function (color by league)
# mySplodFn <- function(d) {
#   xyplot(jitter(y) ~ jitter(x), groups = lgID, data = d,
#     xlab = getSplitVar(d, "xVar"),
#     ylab = getSplitVar(d, "yVar"),
#     auto.key = TRUE
#   )
# }
# 
# splod(batSplodDat, name = "batting3",
#   data = batSplodDat, panelFn = mySplodFn)
# 
# view()
# ## End(Not run)