Basis matrix for cosinor

Generate basis matrix for cosinor regression.

getCosinorBasis(x, period, intercept)

Arguments

x	Values of the predictor variable.
period	Period for the predictor variable.
intercept	If TRUE, a column of ones will be included in the basis.

Value

A matrix with a row for each value of x and a column for each component of the decomposition.

Examples

b = getCosinorBasis(seq(0, 20, 4), period = 24, intercept = FALSE)