/// <summary>
/// Builds the internal probabilistic cluster chain and makes the "One Takes All" group operable.
/// </summary>
/// <param name="readoutUnitsResultsCollection">The collection of the collections of all readout units composite results.</param>
/// <param name="readoutUnitsIdealValuesCollection">The collection of the collections of all readout units ideal values.</param>
/// <param name="filters">The feature filters to be used to denormalize output data.</param>
/// <param name="rand">The random object to be used.</param>
/// <param name="controller">The build process controller (optional).</param>
public void Build(List <CompositeResult[]> readoutUnitsResultsCollection,
List <double[]> readoutUnitsIdealValuesCollection,
BinFeatureFilter[] filters,
Random rand,
TNRNetBuilder.BuildControllerDelegate controller = null
)
{
if (DecisionMethod != OneTakesAllDecisionMethod.ClusterChain)
{
throw new InvalidOperationException("Wrong call of the Build method.");
}
OneTakesAllClusterChainDecisionSettings decisionCfg = (OneTakesAllClusterChainDecisionSettings)_groupCfg.DecisionCfg;
//Prepare the training data bundle for the cluster chain
VectorBundle trainingDataBundle = new VectorBundle(readoutUnitsIdealValuesCollection.Count);
for (int sampleIdx = 0; sampleIdx < readoutUnitsIdealValuesCollection.Count; sampleIdx++)
{
double[] inputVector = CreateInputVector(readoutUnitsResultsCollection[sampleIdx]);
double[] outputVector = CreateOutputVector(readoutUnitsIdealValuesCollection[sampleIdx], filters);
trainingDataBundle.AddPair(inputVector, outputVector);
}
//Cluster chain builder
TNRNetClusterChainBuilder builder = new TNRNetClusterChainBuilder(Name,
decisionCfg.ClusterChainCfg,
rand,
controller
);
builder.ChainBuildProgressChanged += OnChainBuildProgressChanged;
ProbabilisticClusterChain = builder.Build(trainingDataBundle, filters);
return;
}
private double[] CreateInputVector(CompositeResult[] allReadoutUnitResults)
{
OneTakesAllClusterChainDecisionSettings clusterCfg = (OneTakesAllClusterChainDecisionSettings)_groupCfg.DecisionCfg;
List <double[]> components = new List <double[]>();
foreach (int unitIdx in MemberReadoutUnitIndexCollection)
{
if (clusterCfg.UseReadoutUnitsFinalResult)
{
components.Add(allReadoutUnitResults[unitIdx].Result);
}
if (clusterCfg.UseReadoutUnitsSubResults)
{
foreach (double[] subResult in allReadoutUnitResults[unitIdx].SubResults)
{
components.Add(subResult);
}
}
}
return(NonRecurrentNetUtils.Flattenize(components));
}
/// <summary>
/// The copy constructor.
/// </summary>
/// <param name="source">The source instance.</param>
public OneTakesAllClusterChainDecisionSettings(OneTakesAllClusterChainDecisionSettings source)
: this(source.ClusterChainCfg, source.UseReadoutUnitsFinalResult, source.UseReadoutUnitsSubResults)
{
return;
}