spectacles (version 0.5-4)

Spectra: Constructor for the Spectra class.

Description

Constructor for the Spectra class. Creates a Spectra object from scratch.

Usage

Spectra(wl = numeric(), nir = matrix(), id = as.character(NA), units = "nm")

Value

a new "Spectra" object

Arguments

wl

a numeric vector giving the wavelengths at with the spectra have been measured

nir

a "matrix" or a "data.frame" object giving the spectra values for each sample

id

a vector giving the unique id of each sample in the collection

units

a character giving the unit in which the wavelengths values are expressed

Author

Pierre Roudier

See Also

spectra, wl, Spectra-class, SpectraDataFrame

Examples

  wls <- 350:2500
  id <- c("A", "B")
  nir <- matrix(runif(2*length(wls)), nrow = 2)
  s <- Spectra(wl = wls, nir = nir, id = id, units = "nm")