Windows.AI.MachineLearning.Preview.MachineLearningPreviewContract

**Deprecated.** Defines the list of supported feature data types.

Use TensorKind instead of FeatureElementKindPreview. For more info, see MSDN.

Feature element is of type Boolean.

Feature element is of type Complex128.

Feature element is of type Complex64.

Feature element is of type Double.

Feature element is of type Float.

Feature element is of type Float16.

Feature element is of type Int16.

Feature element is of type Int32.

Feature element is of type Int64.

Feature element is of type Int8.

Feature element is of type String.

Feature element is of type UInt16.

Feature element is of type UInt32.

Feature element is of type UInt64.

Feature element is of type UInt8.

**Deprecated.** Represents the variable descriptor information.

Use ILearningModelFeatureDescriptor instead of ILearningModelVariableDescriptorPreview. For more info, see MSDN.

**Deprecated.** Gets the description of the variable.

The description of the variable.

**Deprecated.** Gets whether the variable is required or optional.

True if the variable is required; otherwise false.

**Deprecated.** Gets the data type of the variable.

The data type of the variable.

**Deprecated.** Gets the name of the variable.

The name of the variable.

**Deprecated.** Represents the image descriptor information.

Use ImageFeatureDescriptor instead of ImageVariableDescriptorPreview. For more info, see MSDN.

**Deprecated.** Gets the pixel format of the image.

Pixel format of the image.

**Deprecated.** Gets the description of the image variable.

The description of the image variable.

**Deprecated.** Gets the data type of the variable.

The data type of the variable.

**Deprecated.** Gets the name of the image variable.

The name of the image variable.

**Deprecated.** Represents the inference options for controlling the evaluation of a model.

Use LearningModelSession instead of InferencingOptionsPreview. For more info, see MSDN.

**Deprecated.** Gets or sets whether tracing is enabled during model evaluation.

True if tracing is enabled; otherwise false. The default value is false.

**Deprecated.** Gets or sets the maximum batch size for model evaluation.

The maximum batch size. Preview API only supports batching size of 1.

**Deprecated.** Gets or sets whether to minimize memory allocation after model evaluation.

True if minimizing memory allocation during evaluation; otherwise false. The default is false.

**Deprecated.** Gets or sets the preferred device that the evaluation will be performed on.

The preferred device. The default value is LearningDeviceAny.

**Deprecated.** Gets or sets whether to reclaim allocated memory after the model evaluation.

True if reclaiming allocated memory after evaluation; otherwise false. The default value is false.

**Deprecated.** Represents the associations between model inputs and variable instances.

Use LearningModelBinding instead of LearningModelBindingPreview. For more info, see MSDN.

Use ILearningModelBindingFactory instead of ILearningModelBindingPreviewFactory. For more info, see MSDN.

**Deprecated.** Binds a single input or output feature to a defined variable.

Use ILearningModelBinding instead of ILearningModelBindingPreview. For more info, see MSDN. The name of the input/output feature. The value of the input/output feature.

Use ILearningModelBinding instead of ILearningModelBindingPreview. For more info, see MSDN.

**Deprecated.** Clears all bound variables.

Use ILearningModelBinding instead of ILearningModelBindingPreview. For more info, see MSDN.

**Deprecated.** Represents the metadata and property descriptions for the provided model.

Use LearningModel instead of LearningModelDescriptionPreview. For more info, see MSDN.

**Deprecated.** Gets the author information from the model.

The author information from the model.

**Deprecated.** Gets the custom description of the model.

The custom description of the model.

**Deprecated.** Gets the domain information for the model.

The domain information for the model.

**Deprecated.** Gets the input descriptions for the model.

The input descriptions for the model, keyed by name of input.

**Deprecated.** Gets the metadata from the model.

The metadata for the provided model.

**Deprecated.** Gets the name of the model.

The name of the model.

**Deprecated.** Gets the output descriptions of the model.

The output descriptions for the model, keyed by the name of the output.

**Deprecated.** Gets the version information of the model.

The version information of the model.

**Deprecated.** Defines the list of constants representing Windows Machine Learning supported device kinds.

Use LearningModelDeviceKind instead of LearningModelDeviceKindPreview. For more info, see MSDN.

The defualt value. Any device.

A central processor.

A digital signal proccesor.

A field-programmable gate array.

A graphics processor.

A neural processor.

**Deprecated.** Gets the set of output predictions and corresponding probabilities correlated to the model evaluation.

Use LearningModelEvaluationResult instead of LearningModelEvaluationResultPreview. For more info, see MSDN.

**Deprecated.** Gets the value to correlate the output results with the evaluation call.

The value to correlate the output results with the evaluation call.

**Deprecated.** Gets the set of features representing the output prediction along with probabilities.

The set of features representing the output prediction and probabilities.

**Deprecated.** Defines the list of data types for a model feature

Use LearningModelFeatureKind instead of LearningModelFeatureKindPreview. For more info, see MSDN.

The feature type is an Image.

The feature type is a Map.

The feature type is a Sequence.

The feature type is a Tensor.

The feature type is Undefined.

**Deprecated.** Represents a machine learning model.

Use LearningModel instead of LearningModelPreview. For more info, see MSDN.

**Deprecated.** Gets the descriptive metadata for the trained machine learning model.

The descriptive metadata for the machine learning model.

**Deprecated.** Gets or sets the inferencing options for the evaluation of a model.

The inferencing options for the evaluation of a model.

Use ILearningModel instead of ILearningModelPreview. For more info, see MSDN.

**Deprecated.** Asynchronously evaluates names variable instances as the inputs and outputs for the model.

Use ILearningModel instead of ILearningModelPreview. For more info, see MSDN. The features to bind as inputs. The value to correlate the evaluation with the output results. The evaluation result.

**Deprecated.** Asynchronously loads a model from file storage.

Use ILearningModelStatics instead of ILearningModelPreviewStatics. For more info, see MSDN. The location of the model file. Returns a LearningModelPreview.

**Deprecated.** Asynchronously loads a model from a provided stream.

Use ILearningModelStatics instead of ILearningModelPreviewStatics. For more info, see MSDN. The file stream for the model. Returns a LearningModelPreview.

Use ILearningModelFeatureDescriptor instead of LearningModelVariableDescriptorPreview. For more info, see MSDN.

**Deprecated.** Represents the map variable descriptor information.

Use MapFeatureDescriptor instead of MapVariableDescriptorPreview. For more info, see MSDN.

**Deprecated.** Gets the description map variable.

The description of the map variable.

**Deprecated.** Gets the data type of the field of the map variable.

The data type of the field of the map variable.

**Deprecated.** Gets the data type of the key for the map variable.

The data type of the key.

**Deprecated.** Gets the data type of the variable.

The data type of the variable.

**Deprecated.** Gets the name of the map variable.

The name of the map variable. This must be unique across all variables in the model.

**Deprecated.** Represents a sequence variable's descriptor information.

Use SequenceFeatureDescriptor instead of SequenceVariableDescriptorPreview. For more info, see MSDN.

**Deprecated.** Gets the description of the sequence variable.

The description of the sequence variable.

**Deprecated.** Gets the type of the sequence variable.

The type of the sequence variable.

**Deprecated.** Gets the data type of the variable.

The data type of the variable.

**Deprecated.** Gets the name of the sequence variable.

The name of the sequence variable. This must be unique across all variables in the model.

**Deprecated.** Represents a Tensor variable's descriptor information.

Use TensorFeatureDescriptor instead of TensorVariableDescriptorPreview. For more info, see MSDN.

**Deprecated.** Gets the type of the tensor data.

The type of the tensor data.

**Deprecated.** Gets the description of the tensor.

The description of the tensor.

**Deprecated.** Gets the data type of the variable.

The data type of the variable.

**Deprecated.** Gets the name of the tensor.

The name of the tensor. This must be unique across all variables in the model.

**Deprecated.** Gets the n-dimensional shape of the tensor.

The n-dimensional shape of the tensor.