Create Data Plottable by splod

Description

Create pairwise scatterplot data plottable by splod

Usage

1
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

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## 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)

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