/// <summary>
/// Construct an analyzed field.
/// </summary>
/// <param name="theScript">The script being analyzed.</param>
/// <param name="name">The name of the field.</param>
public AnalyzedField(AnalystScript theScript, String name) : base(name)
{
_classMap = new Dictionary <String, AnalystClassItem>();
_instances = 0;
_script = theScript;
_fmt = _script.DetermineFormat();
}
/// <summary>
/// Construct the analysis object.
/// </summary>
/// <param name="theScript">The script to use.</param>
/// <param name="theFilename">The name of the file to analyze.</param>
/// <param name="theHeaders">True if headers are present.</param>
/// <param name="theFormat">The format of the file being analyzed.</param>
public PerformAnalysis(AnalystScript theScript,
String theFilename, bool theHeaders,
AnalystFileFormat theFormat)
{
_filename = theFilename;
_headers = theHeaders;
_format = theFormat;
_script = theScript;
}
/// <summary>
/// Construct the analyst wizard.
/// </summary>
///
/// <param name="theAnalyst">The analyst to use.</param>
public AnalystWizard(EncogAnalyst theAnalyst)
{
_directClassification = false;
_taskSegregate = true;
_taskRandomize = true;
_taskNormalize = true;
_taskBalance = false;
_taskCluster = true;
_range = NormalizeRange.NegOne2One;
_analyst = theAnalyst;
_script = _analyst.Script;
_methodType = WizardMethodType.FeedForward;
_targetField = "";
_goal = AnalystGoal.Classification;
_leadWindowSize = 0;
_lagWindowSize = 0;
_includeTargetField = false;
_missing = new DiscardMissing();
}
/// <summary>
/// Construct the Encog analyst.
/// </summary>
///
public EncogAnalyst()
{
_script = new AnalystScript();
_listeners = new List <IAnalystListener>();
_currentQuantTask = null;
_commands = new Dictionary <String, Cmd>();
MaxIteration = -1;
AddCommand(new CmdCreate(this));
AddCommand(new CmdEvaluate(this));
AddCommand(new CmdEvaluateRaw(this));
AddCommand(new CmdGenerate(this));
AddCommand(new CmdNormalize(this));
AddCommand(new CmdRandomize(this));
AddCommand(new CmdSegregate(this));
AddCommand(new CmdTrain(this));
AddCommand(new CmdBalance(this));
AddCommand(new CmdSet(this));
AddCommand(new CmdReset(this));
AddCommand(new CmdCluster(this));
}
/// <summary>
/// Init the normalized fields.
/// </summary>
/// <param name="script">The script.</param>
public void Init(AnalystScript script)
{
if (_normalizedFields == null)
{
return;
}
foreach (AnalystField norm in _normalizedFields)
{
DataField f = script.FindDataField(norm.Name);
if (f == null)
{
throw new AnalystError("Normalize specifies unknown field: "
+ norm.Name);
}
if (norm.Action == NormalizationAction.Normalize)
{
norm.ActualHigh = f.Max;
norm.ActualLow = f.Min;
}
if ((norm.Action == NormalizationAction.Equilateral) ||
(norm.Action == NormalizationAction.OneOf) ||
(norm.Action == NormalizationAction.SingleField))
{
int index = 0;
foreach (AnalystClassItem item in f.ClassMembers)
{
norm.Classes.Add(new ClassItem(item.Name, index++));
}
}
}
}
/// <summary>
/// Construct this command.
/// </summary>
/// <param name="theAnalyst">The analyst that this command belongs to.</param>
protected Cmd(EncogAnalyst theAnalyst)
{
_analyst = theAnalyst;
_script = _analyst.Script;
_properties = _script.Properties;
}
/// <summary>
/// Construct the object.
/// </summary>
public AnalystNormalize(AnalystScript script)
{
_normalizedFields = new List <AnalystField>();
_script = script;
}
/// <summary>
/// Construct the object.
/// </summary>
public AnalystNormalize(AnalystScript script)
{
_normalizedFields = new List<AnalystField>();
_script = script;
}
/// <summary>
/// Init the normalized fields.
/// </summary>
///
/// <param name="script">The script.</param>
public void Init(AnalystScript script)
{
if (_normalizedFields == null)
{
return;
}
foreach (AnalystField norm in _normalizedFields)
{
DataField f = script.FindDataField(norm.Name);
if (f == null)
{
throw new AnalystError("Normalize specifies unknown field: "
+ norm.Name);
}
if (norm.Action == NormalizationAction.Normalize)
{
norm.ActualHigh = f.Max;
norm.ActualLow = f.Min;
}
if ((norm.Action == NormalizationAction.Equilateral)
|| (norm.Action == NormalizationAction.OneOf)
|| (norm.Action == NormalizationAction.SingleField))
{
int index = 0;
foreach (AnalystClassItem item in f.ClassMembers)
{
norm.Classes.Add(new ClassItem(item.Name, index++));
}
}
}
}
