| DataAugmentation |  | 
| DMLCompressionStatistics |  | 
| EnvironmentHelper | This class is useful in setting environment variable for loading MKL library (done by Native Helper) | 
| Explain |  | 
| Explain.ExplainCounts |  | 
| GPUStatistics | Measures performance numbers when GPU mode is enabled
 Printed as part of  Statistics. | 
| Hash | A class containing different hashing functions. | 
| InstallDependencyForIntegrationTests | This class will be used to setup dependency on Eclipse environment as well as on Jenkins server | 
| JSONHelper |  | 
| MemoryEstimates | Memory Estimates is a helper class containing static classes that estimate the memory requirements of different types
 of objects in java. | 
| MLContextProxy | The purpose of this proxy is to shield systemds internals from direct access to MLContext
 which would try to load spark libraries and hence fail if these are not available. | 
| NativeHelper | This class helps in loading native library. | 
| ParameterBuilder | Class to help setting variables in a script. | 
| Statistics | This class captures all statistics. | 
| SystemDSLoaderUtils |  |