MapFeatureDescriptor Class

Definition

A map is a collection of (key, value) pairs.

public ref class MapFeatureDescriptor sealed : ILearningModelFeatureDescriptor
/// [Windows.Foundation.Metadata.ContractVersion(Windows.AI.MachineLearning.MachineLearningContract, 65536)]
/// [Windows.Foundation.Metadata.DualApiPartition(version=167772166)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class MapFeatureDescriptor sealed : ILearningModelFeatureDescriptor
/// [Windows.Foundation.Metadata.ContractVersion(Windows.AI.MachineLearning.MachineLearningContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.DualApiPartition(version=1)]
class MapFeatureDescriptor sealed : ILearningModelFeatureDescriptor
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.AI.MachineLearning.MachineLearningContract), 65536)]
[Windows.Foundation.Metadata.DualApiPartition(version=167772166)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class MapFeatureDescriptor : ILearningModelFeatureDescriptor
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.AI.MachineLearning.MachineLearningContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.DualApiPartition(version=1)]
public sealed class MapFeatureDescriptor : ILearningModelFeatureDescriptor
Public NotInheritable Class MapFeatureDescriptor
Implements ILearningModelFeatureDescriptor
Inheritance
MapFeatureDescriptor
Attributes
Implements

Windows 10 requirements

Device family
Windows 10, version 1809 (introduced in 10.0.17763.0)
API contract
Windows.AI.MachineLearning.MachineLearningContract (introduced in v1.0)

Remarks

Windows Server

To use this API on Windows Server, you must use Windows Server 2019 with Desktop Experience.

Thread safety

This API is thread-safe.

Properties

Description

A description of what this feature is used for in the model.

IsRequired

If true, you must bind a value to this feature before calling LearningModelSession.Evaluate.

KeyKind

Map keys can be tensor kinds.

Kind

The kind of feature; use this to know which derived class to use.

Name

The name you use to bind values to this feature.

ValueDescriptor

Map values can be feature kinds.

Applies to

See also