Relevant Component Analysis for Supervised Distance Metric Learning R package RECA version 1.7.1 Relevant Component Analysis (RCA) tries to find a linear transformation of the feature space such that the effect of irrelevant variability is reduced in the transformed space. Software Suggests: MASS Nan Xiao <me@nanx.me> Comprehensive R Archive Network (CRAN) Nan Xiao [aut, cre, cph] (ORCID: <https://orcid.org/0000-0002-0250-5673>) GPL (>= 3) 2025-07-28 application/tgz https://CRAN.R-project.org/package=RECA doi:10.32614/CRAN.package.RECA