plotEstimates: Plot estimates along the frontier.

Description Usage Arguments Details References Examples

View source: R/plotEstimates.R

Description

plotEstimates() plots estimates along the frontier.

Usage

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plotEstimates(estimates.object,
         xlab = 'Number of Observations Pruned',
         ylab = 'Estimate',
         main = 'Effects Plot',
         xlim = NULL,
         ylim = NULL,
         mod.dependence.col = rgb(255,0,0,127, maxColorValue=255),
         mod.dependence.border.col = rgb(255,0,0,200, maxColorValue=255),
         line.col = rgb(102,0,0,255, maxColorValue=255),
         ...)

Arguments

estimates.object

An object generated by estimateEffects()

xlab

The label for the x-axis. Defaults to 'Number of Observations Pruned'.

ylab

The label for the y-axis. Defaults to 'Estimate'.

main

The main label. Defaults to 'Effects Plot'.

xlim

The x-axis limits.

ylim

The y-axis limits.

...

Additional arguments to be passed to plot.

mod.dependence.col

The color to shade the model dependence region.

mod.dependence.border.col

The model dependence region border color.

line.col

The color of the line displaying point estimates.

Details

plotEstimates() wraps plot and uses ... to pass additional arguments to the base plot() function, like color, axis range, etc.

References

King, Gary, Christopher Lucas, and Richard Nielsen. "The Balance-Sample Size Frontier in Matching Methods for Causal Inference." (2015).

Examples

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data(lalonde)

match.on <- colnames(lalonde)[!(colnames(lalonde) %in% c('re78', 'treat'))]
my.frontier <- makeFrontier(dataset = lalonde,
                            treatment = 'treat',
                            outcome = 're78',
                            match.on = match.on)

base.form <- as.formula('re78 ~ treat + age + education
                         + black + hispanic + married +
                         nodegree + re74 + re75')
## Not run: 
my.estimates <- estimateEffects(my.frontier,
                                're78 ~ treat',
                                mod.dependence.formula = base.form,
                                continuous.vars = c('age', 'education', 're74', 're75'),
                                prop.estimated = .1,
                                means.as.cutpoints = TRUE)

plotEstimates(my.estimates)

## End(Not run)

Example output

Loading MatchingFrontier Version 1.0.0

## Citation ##
King, Gary, Christopher Lucas, and Richard Nielsen. "MatchingFrontier:
Automated Matching for Causal Inference." R package version 1.0.0.

## BibTeX ##
@manual{MatchingFrontier,
	title={MatchingFrontier: Automated Matching for Causal Inference},
	author={King, Gary and Lucas, Christopher and Nielsen, Richard},
	year={2014},
	note={R package version 1.0.0}
}

Calculating Mahalanobis distances...
Calculating theoretical frontier...
Calculating information for plotting the frontier...
$age
[1] 30

$education
[1] 12

$re74
[1] 11703.2

$re75
[1] 11082.1


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Warning message:
In xy.coords(x, y, xlabel, ylabel, log) : NAs introduced by coercion

MatchingFrontier documentation built on May 2, 2019, 4:16 a.m.