internal static VariableVector AsVariableVector(IList <Variable> input)
{
VariableVector inputVector = new VariableVector();
foreach (var element in input)
{
inputVector.Add(element);
}
return(inputVector);
}
/// <summary>
/// Creates a new Function from specified operands.
/// </summary>
/// <param name="operands"></param>
/// <returns></returns>
public static Function Combine(System.Collections.Generic.IEnumerable <Variable> operands)
{
var varVect = new VariableVector();
foreach (var v in operands)
{
varVect.Add(v);
}
return(CNTKLib.Combine(varVect));
}
/// <summary>
/// Create a new Function instance which just combines the outputs of the specified list of 'operands' Functions such that the 'Outputs' of the
/// new 'Function' are union of the 'Outputs' of each of the specified 'operands' Functions.
/// E.g. When creating a classification model, typically the CrossEntropy loss Function and the ClassificationError Function comprise the two roots
/// of the computation graph which can be "Combine"d to create a single Function with 2 outputs; viz. CrossEntropy loss and ClassificationError output.
/// </summary>
/// <param name="operands">variables whose function are to be combined</param>
/// <param name="name"></param>
/// <returns></returns>
public static Function Combine(IList <Variable> operands, string name = "")
{
VariableVector operandVector = Helper.AsVariableVector(operands);
return(CNTKLib.Combine(operandVector, name));
}