| d2s | Dense to sparse conversion |
| GM | Multithreaded Gaussian mixture trainer |
| GMcw | Multithreaded component-wise Gaussian mixture trainer |
| GMfj | Multithreaded minimum message length Gaussian mixture trainer |
| KM | K-means over dense representation of data |
| KMconstrained | K-means over dense data input with constraints on cluster weights |
| KMconstrainedSparse | K-means over sparse data input with constraints on cluster weights |
| KMppIni | Minkowski and spherical, deterministic and stochastic, multithreaded K-means++ initialization over dense representation of data |
| KMppIniSparse | Minkowski and spherical, deterministic and stochastic, multithreaded K-means++ initialization over sparse representation of data |
| KMsparse | K-means over sparse representation of data |
| s2d | Sparse to dense conversion |