spatial sign and rank covariance matrices

Concatenate a character matrix row- or column-wise
Atomic type casting without stripping attributes
subset_if operators and the in-place unreal modifier operator
general in-place (mathematical) modification operator
Infix operators for row- and column-wise re-ordering of matrices
Report infix operators present in the current environment, or a specified environment.

optimal transport maps represented by either of the two

functions for working with pull requests

Hierarchy Of Multilabel classifiER (HOMER)
Recursive Dependent Binary Relevance (RDBR)
Pruned and Confident Stacking Approach (Prudent)