block5.csharp.cs

/// <summary>
/// The ProcessedData class contains one single spam/ham message which has been processed
/// by the machine learning pipeline.
/// </summary>
public class ProcessedData
{
    public string Label { get; set; }
    public VBuffer<float> Features { get; set; }

    public float[] GetFeatures() => (float[])Features.DenseValues().ToArray();

    public float GetLabel() => Label == "spam" ? 1.0f : 0.0f;
}

// the rest of the code goes here...