public SizeTVectorVector(SizeTVectorVector other) : this(CNTKLibPINVOKE.new_SizeTVectorVector__SWIG_1(SizeTVectorVector.getCPtr(other)), true)
{
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
}
public SizeTVectorVectorEnumerator(SizeTVectorVector collection)
{
collectionRef = collection;
currentIndex = -1;
currentObject = null;
currentSize = collectionRef.Count;
}
// Create Value object from OneHotVector input as batch of sequences data with sequenceStratFlags, for 1D tensor only.
public static Value Create <T>(int dimension,
System.Collections.Generic.IEnumerable <System.Collections.Generic.IEnumerable <int> > sequences,
System.Collections.Generic.IEnumerable <bool> sequenceStartFlags,
DeviceDescriptor device,
bool readOnly = false)
{
var seqFlags = Helper.AsBoolVector(sequenceStartFlags);
var inputSeqVector = new SizeTVectorVector();
foreach (var seq in sequences)
{
var s = Helper.AsSizeTVector(seq);
inputSeqVector.Add(s);
}
if (typeof(T).Equals(typeof(float)))
{
return(Value._CreateOneHotFloat((uint)dimension, inputSeqVector, seqFlags, device, readOnly));
}
else if (typeof(T).Equals(typeof(double)))
{
return(Value._CreateOneHotDouble((uint)dimension, inputSeqVector, seqFlags, device, readOnly));
}
else
{
throw new System.ArgumentException("The data type " + typeof(T).ToString() + " is not supported. Only float or double is supported by CNTK.");
}
}
private void _CopyVariableValueTo(Variable outputVariable, SizeTVectorVector sequences)
{
CNTKLibPINVOKE.Value__CopyVariableValueTo(swigCPtr, Variable.getCPtr(outputVariable), SizeTVectorVector.getCPtr(sequences));
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
}
public void SetRange(int index, SizeTVectorVector values)
{
CNTKLibPINVOKE.SizeTVectorVector_SetRange(swigCPtr, index, SizeTVectorVector.getCPtr(values));
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
}
private static Value _CreateOneHotDouble(uint dimension, SizeTVectorVector oneHotSequences, BoolVector sequenceStartFlags, DeviceDescriptor device)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.Value__CreateOneHotDouble__SWIG_7(dimension, SizeTVectorVector.getCPtr(oneHotSequences), BoolVector.getCPtr(sequenceStartFlags), DeviceDescriptor.getCPtr(device));
Value ret = (cPtr == global::System.IntPtr.Zero) ? null : new Value(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
private static Value _CreateOneHotFloat(uint dimension, SizeTVectorVector oneHotSequences, DeviceDescriptor device, bool readOnly)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.Value__CreateOneHotFloat__SWIG_4(dimension, SizeTVectorVector.getCPtr(oneHotSequences), DeviceDescriptor.getCPtr(device), readOnly);
Value ret = (cPtr == global::System.IntPtr.Zero) ? null : new Value(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
private static Value _CreateOneHotFloat(NDShape sampleShape, SizeTVectorVector oneHotSequences, BoolVector sequenceStartFlags, DeviceDescriptor device, bool readOnly)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.Value__CreateOneHotFloat__SWIG_2(NDShape.getCPtr(sampleShape), SizeTVectorVector.getCPtr(oneHotSequences), BoolVector.getCPtr(sequenceStartFlags), DeviceDescriptor.getCPtr(device), readOnly);
Value ret = (cPtr == global::System.IntPtr.Zero) ? null : new Value(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
private static Value _CreateOneHotDouble(NDShape sampleShape, SizeTVectorVector oneHotSequences, DeviceDescriptor device)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.Value__CreateOneHotDouble__SWIG_1(NDShape.getCPtr(sampleShape), SizeTVectorVector.getCPtr(oneHotSequences), DeviceDescriptor.getCPtr(device));
Value ret = (cPtr == global::System.IntPtr.Zero) ? null : new Value(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public static SizeTVectorVector Repeat(SizeTVector value, int count)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.SizeTVectorVector_Repeat(SizeTVector.getCPtr(value), count);
SizeTVectorVector ret = (cPtr == global::System.IntPtr.Zero) ? null : new SizeTVectorVector(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public SizeTVectorVector GetRange(int index, int count)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.SizeTVectorVector_GetRange(swigCPtr, index, count);
SizeTVectorVector ret = (cPtr == global::System.IntPtr.Zero) ? null : new SizeTVectorVector(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
//
// Return the data of the Value object as a list of sequences with variable length.
// This method returns an IList<IList<T>>. Each element of the outer list represents a sequence.
// Each sequence, represented by List<int>, contains a variable number of samples.
// Each sample is represented by an index of the OneHot vector. The size of the OneHot vector should match that defined in the variable.
// The number of samples = the count of elements in List<int>.
//
public System.Collections.Generic.IList <System.Collections.Generic.IList <int> > GetOneHotData(Variable outputVariable)
{
var sequences = new System.Collections.Generic.List <System.Collections.Generic.IList <int> >();
var seqVec = new SizeTVectorVector();
_CopyVariableValueTo(outputVariable, seqVec);
foreach (var seq in seqVec)
{
var seqList = new System.Collections.Generic.List <int>(seq.Count);
foreach (var element in seq)
{
seqList.Add((int)element);
}
sequences.Add(seqList);
}
return(sequences);
}
public void CopyVariableValueTo(Variable outputVariable, System.Collections.Generic.List <System.Collections.Generic.List <int> > sequences)
{
var seqVec = new SizeTVectorVector();
_CopyVariableValueTo(outputVariable, seqVec);
sequences.Clear();
foreach (var seq in seqVec)
{
var seqList = new System.Collections.Generic.List <int>(seq.Count);
foreach (var element in seq)
{
seqList.Add((int)element);
}
sequences.Add(seqList);
}
return;
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(SizeTVectorVector obj)
{
return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
}
