/// <summary>
/// Constructor
/// </summary>
/// <param name="miniBatch">The mini batch sequence</param>
/// <param name="output">The mini batch output</param>
public ExecutionResult(IMiniBatchSequence miniBatch, IReadOnlyList <FloatVector> output)
{
_miniBatch = miniBatch;
_output = output;
_target = _miniBatch.Target?.GetMatrix().Data.Row;
_input = _miniBatch.Input.Select(input => input.GetMatrix().Data.Row).ToList();
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="miniBatch">The mini batch sequence</param>
/// <param name="output">The mini batch output</param>
/// <param name="index">Output index</param>
public ExecutionResult(IMiniBatchSequence miniBatch, IReadOnlyList <FloatVector> output, int index)
{
Index = index;
_miniBatch = miniBatch;
Output = output;
Target = _miniBatch.Target?.GetMatrix().Data.Row;
Input = _miniBatch.Input.Select(input => input.GetMatrix().Data.Row).ToList();
}
protected IContext _Process(IExecutionContext executionContext, IMiniBatchSequence sequence)
{
var context = new TrainingEngineContext(executionContext, sequence, _learningContext);
_input.ExecuteForward(context, 0);
while (context.HasNext)
{
context.ExecuteNext();
}
return(context);
}
protected bool _Continue(IMiniBatch batch, IExecutionContext executionContext, Func <IMiniBatchSequence, IContext> lookupContext)
{
var ret = false;
while (executionContext.HasContinuations)
{
batch.Reset();
IMiniBatchSequence curr = null;
while ((curr = batch.GetNextSequence()) != null)
{
var context = lookupContext(curr);
executionContext.Continue(context);
while (context.HasNext)
{
context.ExecuteNext();
}
}
ret = true;
}
return(ret);
}
public ExecutionEngineContext(IExecutionContext executionContext, IMiniBatchSequence miniBatch)
{
_executionContext = executionContext;
_miniBatch = miniBatch;
_data = null;
}
public MiniBatch(IDataSource dataSource, IGraphData data, bool isSequential, MiniBatchSequenceType sequenceType, int sequenceIndex)
{
_sequence = new Sequence(new[] { data }, this, sequenceType, sequenceIndex);
_dataSource = dataSource;
_isSequential = isSequential;
}
public void RegisterContinuation(IMiniBatchSequence sequence, System.Action <IContext> callback) => _continuationTable[sequence] = callback;
public ExecutionEngineContext(IExecutionContext executionContext, IMiniBatchSequence miniBatch)
{
ExecutionContext = executionContext;
BatchSequence = miniBatch;
Data = null;
}
