get_samples_from_strata

for internal use only! This function selects samples
based on provided strata.

internal

Functions for dissimilarity analysis and memory-based learning
(MBL, a.k.a local modeling) in complex spectral data sets.
Most of these functions are based on the methods presented in
Ramirez-Lopez et al. (2013) <doi:10.1016/j.geoderma.2012.12.014>.

Leonardo RamirezLopez

resemble

Memory-Based Learning in Spectral Chemometrics

get_samples_from_strata function

<dl><dt>original_order</dt>
<dd>a matrix of one column with the response variable.</dd>
<dt>strata</dt>
<dd>the number of strata.</dd>
<dt>sampling_for</dt>
<dd>sampling to select the calibration samples ("calibration")
or sampling to select the validation samples ("validation").</dd>
<dt>replacement</dt>
<dd>logical indicating if sampling with replacement must be
done.</dd></dl>

Arguments

A function for stratified calibration/validation sampling — get_samples_from_strata

<dl>

<dt>original_order</dt>
<dd>a matrix of one column with the response variable.</dd>


<dt>strata</dt>
<dd>the number of strata.</dd>


<dt>sampling_for</dt>
<dd>sampling to select the calibration samples ("calibration")
or sampling to select the validation samples ("validation").</dd>


<dt>replacement</dt>
<dd>logical indicating if sampling with replacement must be
done.</dd>

</dl>

get_samples_from_strata: A function for stratified calibration/validation sampling

Description

Usage

Value

Arguments