subset: Subset SpectraDataFrame object

In pierreroudier/inspectr: Storing, Manipulating and Analysis Spectroscopy and Associated Data in R

Description

Returns subsets of a SpectraDataFrame object.

Usage

subset(x, ...)

Arguments

x	SpectraDataFrame object
...	see details below

Details

Additional parameters:

subset

logical expression indicating elements or rows to keep: missing values are taken as false

select

expression, indicating columns to select from the data slot

drop

passed on to "[" indexing operator

...

Additional arguments

Value

SpectraDataFrame object

Author(s)

Pierre Roudier [e-mail]

See Also

mutate

Examples

# Loading example data
data(australia)
spectra(australia) <- sr_no ~ ... ~ 350:2500

# Subset on attributes
s <- subset(australia, carbon < 5)
summary(s)

# Subset and selection of attributes
s <- subset(australia, carbon < 5, select = 1)
summary(s)

pierreroudier/inspectr documentation built on May 25, 2019, 6:08 a.m.