hyperSpec: dim – R documentation

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dim

The Number of Rows (Spectra), Columns, and Data Points per Spectrum of an hyperSpec Object)

Description

ncol returns the number of columns in x@data. I.e. the number of columns with additional information to each spectrum (e.g. "x", "y", ...) + 1 (for column spc containing the spectra).

Usage

## S4 method for signature 'hyperSpec'
ncol(x)

## S4 method for signature 'hyperSpec'
nrow(x)

nwl(x)

## S4 method for signature 'hyperSpec'
dim(x)

## S4 method for signature 'hyperSpec'
length(x)

Arguments

`x`	a `hyperSpec` object

Value

nrow, ncol, nwl, and length, return an integer.

dim returns a vector of length 3.

Author(s)

C. Beleites

Examples

ncol (chondro)
nrow (chondro)

nwl  (chondro)
dim (chondro)
length (chondro)

hyperSpec

Work with Hyperspectral Data, i.e. Spectra + Meta Information (Spatial, Time, Concentration, ...)

v0.100.0

GPL (>= 3)

Authors

Claudia Beleites [aut, cre, dtc] (<https://orcid.org/0000-0003-1626-154X>), Valter Sergo [aut], Alois Bonifacio [ctb, dtc], Marcel Dahms [ctb], Björn Egert [ctb], Simon Fuller [ctb], Vilmantas Gegzna [ctb], Rustam Guliev [ctb], Bryan A. Hanson [ctb], Michael Hermes [ctb], Martin Kammer [dtc], Roman Kiselev [ctb], Sebastian Mellor [ctb]

Initial release

2021-09-13

dim