visa (version 1.0.0)

as.spectra.dataframe: Create a SpectraDataframe

Description

Constructor as.spectra.dataframe function creates a SpectraDataframe object, which is equivalent to the use of as.specdf.

Usage

as.spectra.dataframe(
  spectra = matrix(0),
  wavelength = numeric(0),
  w.unit = character(0),
  data = data.frame(0),
  ...
)

Value

sdf

Returns a SpectraDataframe.

Arguments

spectra

A matrix

wavelength

A numeric vector

w.unit

A character string

data

A data.frame

...

Other options for similar format of variables

Examples

sdf <- as.spectra.dataframe(matrix(1:10, 1), 1:10, "nm", data.frame(a = 1, b =2))
str(sdf)