m1: M1 Competition Time Series

In tspredit: Time Series Prediction with Integrated Tuning

M1 Competition Time Series

Description

Time series data from the first Makridakis forecasting competition (M1), held in 1982. Data Type: Forecasting benchmark dataset. Category: Forecasting. Creation Date: 1982.

Usage

data(m1)

Format

A list of dataframes containing time series.

Details

Consolidated list with frequencies as keys (e.g., monthly, quarterly, yearly). Each element is a list of series. See Makridakis et al. (1982) for competition design and evaluation.

Source

The accuracy of extrapolation (time series) methods: Results of a forecasting competition

References

Makridakis et al. (1982). The accuracy of extrapolation (time series) methods: Results of a forecasting competition. Journal of Forecasting, 1(2), 111–153.

Examples

# Load consolidated M1 list
data(m1)
# m1 <- loadfulldata(m1)

# List available frequency keys
names(m1)

# Plot one series from a frequency bucket
series <- m1$monthly[[1]]
ts.plot(series, main = "M1 monthly series")

tspredit documentation built on Feb. 11, 2026, 9:08 a.m.