# Package org.apache.sysds.api.mlcontext

- Class Summary
  Class | Description
  --- | ---
  Frame | Frame encapsulates a SystemDS frame.
  FrameMetadata | Frame metadata, such as the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in the frame.
  FrameSchema | The frame schema, stored as a list of `ValueType` values.
  Matrix | Matrix encapsulates a SystemDS matrix.
  MatrixMetadata | Matrix metadata, such as the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in the matrix.
  Metadata | Abstract metadata class for MLContext API.
  MLContext | The MLContext API offers programmatic access to SystemDS on Spark from languages such as Scala, Java, and Python.
  MLContextConversionUtil | Utility class containing methods to perform data conversions.
  MLContextUtil | Utility class containing methods for working with the MLContext API.
  MLResults | MLResults handles the results returned from executing a Script using the MLContext API.
  ProjectInfo | Obtains information that is stored in the manifest when the SystemDS jar is built.
  Script | A Script object encapsulates a DML or PYDML script.
  ScriptExecutor | ScriptExecutor executes a DML or PYDML Script object using SystemDS.
  ScriptFactory | Factory for creating DML and PYDML Script objects from strings, files, URLs, and input streams.

- Enum Summary
  Enum | Description
  --- | ---
  FrameFormat | FrameFormat represents the different frame formats supported by the MLContext API.
  MatrixFormat | MatrixFormat represents the different matrix formats supported by the MLContext API.
  MLContext.ExecutionType | The different types of execution environments supported by SystemDS.
  MLContext.ExplainLevel | The different explain levels supported by SystemDS.

- Exception Summary
  Exception | Description
  --- | ---
  MLContextException | Uncaught exception representing SystemDS exceptions that occur through the MLContext API.

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