visible: Set or query the visibility of observations

In ggobi/cranvas: Interactive statistical graphics based on Qt

Description

There is a column .visible to control the visibility of observations. This can be useful for “deleting” certain observations from the plot (set their visibility to FALSE).

Usage

visible(data)

visible(data) <- value

Arguments

data	the mutaframe
value	a logical vector of the length nrow(data)

Value

The function visible returns the logical vector to control the visibility of observations

Author(s)

Yihui Xie <http://yihui.name>

See Also

qdata

Examples

df <- qdata(iris)

visible(df)

visible(df) <- rep(c(TRUE, FALSE), c(100, 50))  # hide the last 50 obs

visible(df)

ggobi/cranvas documentation built on May 17, 2019, 3:10 a.m.