plotPRD: Prediction-Realization Diagram

In forvis/forvision: Tools for forecast visualisation and evaluation

Description

Generates a prediction-realization diagram showing a scatterplot with forecast vs actual values.

Usage

plotPRD(af, useLogs = FALSE, xlim = NULL, ylim = NULL,
  keepRatio = TRUE)

Arguments

af	dataframe containing forecast data formatted using the Actual and Forecast Table Schema (AFTS), use showAFTS() to display schema specification details.
useLogs	if TRUE, uses logarithmic scales.
xlim	the minimum and maximum values for x-axis, if NULL, finds min/max values based on the data.
ylim	the minimum and maximum values for y-axis, if NULL, finds min/max values based on the data.
keepRatio	if TRUE, forces the 1:1 ratio for the graph cells. Default: keepRatio = TRUE

Details

Generates a prediction-realization diagram for the given dataset. The diagram shows a scatter plot with actuals and forecasts.

Value

Returns a ggplot2 object.

Author(s)

Cuong Sai, Andrey Davydenko, and Maxim Shcherbakov.

References

Sai, C., Davydenko, A., & Shcherbakov, M. (2018, November). Data schemas for forecasting (with examples in R). Seventh International Conference on System Modelling & Advancement on Research Trends, 145-149. Moradabad, India.

See Also

plotFixedOrigin, plotFan, plotFixedHorizon

Examples

af <- createAFTS(example1_ts, example1_fc)
plotPRD(af)

forvis/forvision documentation built on April 30, 2020, 3:28 a.m.