//Constructors
/// <summary>
/// Creates an initialized instance.
/// </summary>
/// <param name="oneTakesAllGroupName">Specifies the membership in "One Takes All" group of the specified name or no membership if NA keyword is used.</param>
/// <param name="clusterChainCfg">The cluster chain configuration.</param>
public ClassificationTaskSettings(string oneTakesAllGroupName = DefaultOneTakesAllGroupName,
TNRNetClusterChainSingleBoolSettings clusterChainCfg = null
)
{
OneTakesAllGroupName = oneTakesAllGroupName;
ClusterChainCfg = clusterChainCfg == null ? null : (TNRNetClusterChainSingleBoolSettings)clusterChainCfg.DeepClone();
Check();
return;
}
//Constructors
/// <summary>
/// Creates an unitialized instance
/// </summary>
/// <param name="classificationClusterChainCfg">Default configuration of the classification cluster chain (can be null)</param>
/// <param name="forecastClusterChainCfg">Default configuration of the forecast cluster chain (can be null)</param>
public TaskDefaultsSettings(TNRNetClusterChainSingleBoolSettings classificationClusterChainCfg,
TNRNetClusterChainRealSettings forecastClusterChainCfg
)
{
ClassificationClusterChainCfg = (TNRNetClusterChainSingleBoolSettings)classificationClusterChainCfg?.DeepClone();
ForecastClusterChainCfg = (TNRNetClusterChainRealSettings)forecastClusterChainCfg?.DeepClone();
Check();
return;
}
/// <summary>
/// Creates an initialized instance.
/// </summary>
/// <param name="elem">A xml element containing the configuration data.</param>
public ClassificationTaskSettings(XElement elem)
{
//Validation
XElement settingsElem = Validate(elem, XsdTypeName);
//Parsing
OneTakesAllGroupName = settingsElem.Attribute("oneTakesAllGroupName").Value;
//Result
XElement clusterChainElem = settingsElem.Elements("clusterChain").FirstOrDefault();
ClusterChainCfg = clusterChainElem == null ? null : new TNRNetClusterChainSingleBoolSettings(clusterChainElem);
Check();
return;
}
/// <summary>
/// Gets the readout unit's specific or default classification cluster chain configuration.
/// </summary>
/// <param name="readoutUnitID">The zero-based index of the readout unit.</param>
/// <returns>The classification cluster chain configuration.</returns>
public TNRNetClusterChainSingleBoolSettings GetRUnitTaskClassificationClusterChainCfg(int readoutUnitID)
{
TNRNetClusterChainSingleBoolSettings resultCfg = ((ClassificationTaskSettings)ReadoutUnitsCfg.ReadoutUnitCfgCollection[readoutUnitID].TaskCfg).ClusterChainCfg;
if (resultCfg == null)
{
//Use task default
resultCfg = TaskDefaultsCfg.ClassificationClusterChainCfg;
if (resultCfg == null)
{
//Not defined
throw new ArgumentException($"For the readout unit {ReadoutUnitsCfg.ReadoutUnitCfgCollection[readoutUnitID].Name} there is not available the classification cluster chain configuration (specific nor default).", "readoutUnitID");
}
}
return(resultCfg);
}
/// <summary>
/// Creates the simplified configuration of the readout layer to solve the classification task.
/// </summary>
/// <remarks>
/// Supports the probabilistic output only.
/// </remarks>
/// <param name="crossvalidationCfg">The crossvalidation configuration.</param>
/// <param name="netCfg">The configuration of the FF network to be used in the cluster(s).</param>
/// <param name="clusterChainLength">The number of chained clusters.</param>
/// <param name="oneTakesAllGroupName">The name of the "One Takes All" group in case of multiple classes or use the "NA" code when there is only the single class.</param>
/// <param name="unitName">The readout unit names (the names of the classes).</param>
public static ReadoutLayerSettings CreateClassificationReadoutCfg(CrossvalidationSettings crossvalidationCfg,
FeedForwardNetworkSettings netCfg,
int clusterChainLength,
string oneTakesAllGroupName,
params string[] unitName
)
{
if (netCfg == null)
{
throw new ArgumentNullException("netCfg");
}
List <string> readoutUnitNames = new List <string>(unitName.AsEnumerable());
oneTakesAllGroupName = readoutUnitNames.Count > 1 ? oneTakesAllGroupName : "NA";
List <ReadoutUnitSettings> unitCfgCollection = new List <ReadoutUnitSettings>();
foreach (string name in readoutUnitNames)
{
unitCfgCollection.Add(new ReadoutUnitSettings(name, new ClassificationTaskSettings(oneTakesAllGroupName)));
}
TNRNetClusterSingleBoolNetworksSettings netsCfg = new TNRNetClusterSingleBoolNetworksSettings(netCfg);
TNRNetClusterSingleBoolSettings clusterCfg = new TNRNetClusterSingleBoolSettings(netsCfg, new TNRNetClusterSingleBoolWeightsSettings());
List <TNRNetClusterSingleBoolSettings> clusterCfgCollection = new List <TNRNetClusterSingleBoolSettings>();
for (int i = 0; i < clusterChainLength; i++)
{
clusterCfgCollection.Add(clusterCfg);
}
TNRNetClustersSingleBoolSettings clustersCfg = new TNRNetClustersSingleBoolSettings(clusterCfgCollection);
TNRNetClusterChainSingleBoolSettings clusterChainCfg = new TNRNetClusterChainSingleBoolSettings(crossvalidationCfg, clustersCfg);
TaskDefaultsSettings taskDefaultsCfg = new TaskDefaultsSettings(clusterChainCfg, null);
return(new ReadoutLayerSettings(taskDefaultsCfg,
new ReadoutUnitsSettings(unitCfgCollection),
readoutUnitNames.Count > 1 ? new OneTakesAllGroupsSettings(new OneTakesAllGroupSettings(oneTakesAllGroupName, new OneTakesAllBasicDecisionSettings())) : null
));
}
