Q2_calculation

Predictive multivariate modelling for metabolomics.
Types: Classification and regression.
Methods: Partial Least Squares, Random Forest ans Elastic Net
Data structures: Paired and unpaired Validation: repeated double cross-validation (Westerhuis et al. (2008)<doi:10.1007/s11306-007-0099-6>, Filzmoser et al. (2009)<doi:10.1002/cem.1225>)
Variable selection: Performed internally, through tuning in the inner cross-validation loop.

Yingxiao Yan

MUVR2

Multivariate Methods with Unbiased Variable Selection

Carl Brunius

Q2_calculation function

<dl><dt>yhat</dt>
<dd>prediction values</dd>
<dt>y</dt>
<dd>real values</dd></dl>

Arguments

Q2 calculation — Q2_calculation

<dl>

<dt>yhat</dt>
<dd>prediction values</dd>


<dt>y</dt>
<dd>real values</dd>

</dl>

Q2_calculation: Q2 calculation

Description

Usage

Value

Arguments

Examples