Standardize Time Series Input Data

Source: R/misc.R

Converts various formats of input data (vectors, 1D matrices, 2D matrices, data frames, lists) into a standardized format: atomic 1D numeric vector for univariate time series, or numeric matrix with observations as rows and dimensions as columns for multivariate time series.

as_ts_data(data)

convert_data(data)

Arguments

data

a vector, matrix, data.frame, or list of time series.

Value

An atomic numeric vector (for univariate) or a matrix of numeric with dimensions \(N \times D\) (for multivariate). Returns NULL if data is NULL.