| Interface | Description | 
|---|---|
| Loader<M extends Saveable> | Trait for classes which can load models and transformers from files. | 
| Saveable | Trait for models and transformers which may be saved as files. | 
| Class | Description | 
|---|---|
| DataValidators | A collection of methods used to validate data before applying ML algorithms. | 
| KMeansDataGenerator | Generate test data for KMeans. | 
| LinearDataGenerator | Generate sample data used for Linear Data. | 
| LogisticRegressionDataGenerator | Generate test data for LogisticRegression. | 
| MFDataGenerator | Generate RDD(s) containing data for Matrix Factorization. | 
| MLUtils | Helper methods to load, save and pre-process data used in MLLib. | 
| NumericParser | Simple parser for a numeric structure consisting of three types: | 
| SVMDataGenerator | Generate sample data used for SVM. |