| Classifier_Bayes | Classifier based on Bayes rule | 
| cov2vec | Transform a variance matrix into a vector | 
| discriminant_beta | Discriminant function | 
| EMMIXSSL | Fitting Gaussian mixture models | 
| errorrate | Error rate of the Bayes rule for two-class Gaussian homoscedastic model | 
| gastrodata | Gastrointestinal dataset | 
| gastro_label_binary | Gastrointestinal binary labels | 
| gastro_label_trinary | Gastrointestinal trinary labels | 
| get_clusterprobs | Posterior probability | 
| get_entropy | Shannon entropy | 
| initialvalue | Initial values for ECM | 
| list2par | Transfer a list into a vector | 
| loglk_full | Full log-likelihood function | 
| loglk_ig | Log likelihood for partially classified data with ingoring the missing mechanism | 
| loglk_miss | Log likelihood function formed on the basis of the missing-label indicator | 
| logsumexp | log summation of exponential function | 
| makelabelmatrix | Label matrix | 
| neg_objective_function | Negative objective function for EMMIXSSL | 
| normalise_logprob | Normalize log-probability | 
| par2list | Transfer a vector into a list | 
| pro2vec | Transfer a probability vector into a vector | 
| rlabel | Generation of a missing-data indicator | 
| rmix | Normal mixture model generator. | 
| vec2cov | Transform a vector into a matrix | 
| vec2pro | Transfer an informative vector to a probability vector |