Invariant Coordinate Selection and Fisher discriminant subspace beyond the case of two groups.

Colombe Becquart Aurore Archimbaud Anne Ruiz-Gazen Luka Prilc Klaus Nordhausen Invariant Coordinate Selection and Fisher discriminant subspace beyond the case of two groups. 105521 2026 211 J. Multivar. Anal. https://doi.org/10.1016/j.jmva.2025.105521 db/journals/ma/ma211.html#BecquartARPN26 streams/journals/ma