CHICKN_W1               Chromatogram Hierarchical Compressive K-means
                        with Nystrom approximation
COMPR                   Compressive Orthogonal Matching Pursuit with
                        Replacement
DrawFreq                Draw frequency vectors
E_parallel              Euclidean distance
EstimSigma              Data variance estimation
GenerateFrequencies     Frequency vector construction
Nystrom_kernel          Nystrom kernel approximation
Preimage                Preimage
Sketch                  Sketch
UPS2                    UPS2 dataset
W1_parallel             Wasserstein-1 distance
chickn                  chickn-package
cumsum_parallel         Cumulative sum computation
gamma_estimation        Kernel parameter estimation
hcc_parallel            hcc_parallel
