The contribution, scaled between
\(\pu{-1.0}\) and
\(\pu{1.0}\), of an original variable to a particular principal component.
Source:
PAC, 2016, 88, 239. 'Glossary of terms used in computational drug design, part II (IUPAC Recommendations 2015)' on page 253 (https://doi.org/10.1515/pac-2012-1204)